{"product_id":"watertight-junction-box-kcd4","title":"30A Watertight Junction Box PC Material 4 Pin Waterproof Rocker Switch FILN","description":"\u003cdiv style=\"font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; line-height: 1.6; color: #333; max-width: 1000px; margin: 0 auto; padding: 10px;\"\u003e\n\u003cdiv style=\"margin-top: 20px; margin-bottom: 40px;\"\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 15px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; margin: 0; padding-bottom: 5px;\"\u003eJunction Box Drawing\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/2-Gang-Waterproof-Switch-Box.webp?v=1778119151\" alt=\"\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 40px;\"\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 15px;\"\u003e\n\u003cdiv style=\"margin-top: 30px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eWhat is a Watertight Junction Box with Rocker Switch?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewatertight junction box\u003c\/strong\u003e is a specialized protective enclosure designed to house electrical connections and control devices like \u003cstrong\u003erocker switches\u003c\/strong\u003e in harsh environments. The \u003cstrong\u003eWB3-2T-2D401-082\u003c\/strong\u003e model integrates a high-current 30A KCD4 switch within a reinforced housing to prevent the ingress of water, dust, and contaminants. This industrial-grade solution ensures circuit integrity for outdoor lighting, marine systems, and heavy-duty machinery by combining physical shielding with ergonomic electrical control.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 30px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eFILN WB3-2T-2D401-082\u003c\/strong\u003e is a premium \u003cstrong\u003edouble switch weatherproof enclosure\u003c\/strong\u003e engineered for reliability. Featuring a \u003cstrong\u003emetal aluminum surface rocker switch\u003c\/strong\u003e, this unit provides a bright LED indication (R\/G\/Y\/B\/W) for clear status monitoring in dark environments. The \u003cstrong\u003eKCD4 rocker switch\u003c\/strong\u003e supports \u003cstrong\u003e30A high current\u003c\/strong\u003e loads and is \u003cstrong\u003eCE, VDE, UL, RoHS, and IP65 certified\u003c\/strong\u003e. Designed for versatility, the \u003cstrong\u003e22x30mm mounting size\u003c\/strong\u003e and \u003cstrong\u003e4-pin screw terminals\u003c\/strong\u003e make it ideal for industrial automation, RV power distribution, and outdoor landscaping. The \u003cstrong\u003ealuminum brushed metal face\u003c\/strong\u003e adds durability and a high-end aesthetic to your control panel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 30px 0; padding: 20px; border: 3px solid #28a745; border-radius: 8px; text-align: center;\"\u003e\u003ca style=\"color: #28a745; font-weight: bold; text-decoration: none; font-size: 18px;\" href=\"https:\/\/www.cnfiln.com\/collections\/waterproof-junction-box\" target=\"_blank\"\u003e View All Waterproof Junction Box Products → \u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 30px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eQuick Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; text-align: left; background-color: #f8f9fa; width: 50%;\"\u003eAttribute\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; text-align: left; background-color: #f8f9fa; width: 50%;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eModel Number\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eWB3-2T-2D401-082\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eWaterproof Connector\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003ePG11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eWiring Configuration\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eLine-in \/ Line-out (L-in, L-out)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMounting Size\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e22x30mm \/ 0.87x1.18 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eFunction\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eON-OFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eLED Colors\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eR \/ G \/ Y \/ B \/ W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e4 PIN Screw Foot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 30px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eRocker Switch Performance Parameters\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; width: 50%;\"\u003eRated Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; width: 50%;\"\u003e30A 250VAC \/ 18(12)A 125VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eInitial Contact Resistance\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e≤50mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eInsulation Resistance\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e≥100mΩ \/ 500VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eDielectric Strength\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e1500VAC \/ 5mA 60s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eElectrical Life\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e10,000 Cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eAmbient Temperature\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e-40°C to +125°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eProtection Degree\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eCertifications\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eISO9001, CE, VDE, RoHS, SGS, UL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"margin-top: 10px; text-align: center;\"\u003e\u003cimg style=\"max-width: 100%; height: auto;\" alt=\"Product-Certifications-ISO9001-CE-VDE-UL\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/Product_Certification.webp?v=1774674312\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 30px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eComponent Materials\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\"\u003eComponent Name\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMaterial\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eTransparent Sheet \/ Light Guide\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003ePC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eHolder \/ Up Base \/ Middle Base\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eABS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eBottom Base\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003ePA66\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eWaterproof Cover \/ Washer\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eRubber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003ePin \/ Spring Board\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eH62 Brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eContact\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eAgCdO12 (Silver Contact)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eHousing Surface\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eBrushed Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 30px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eGeneral Characteristics\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; width: 50%;\"\u003eApplication Range\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; width: 50%;\"\u003eKCD4 Series Rocker Switch General Use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eOperating \u0026amp; Storage Temp\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e-40℃ to +125℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e45% ～ 85%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eAir Pressure\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e86 ～ 106Kpa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 30px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eElectrical \u0026amp; Mechanical Behavior\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\" colspan=\"2\"\u003eElectrical Properties\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eContact Resistance\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMeasured at small currents (1KHz) ≤ 50mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eInsulation Resistance\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eLoad 500VDC for 60±5S ≥ 100MΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\" colspan=\"2\"\u003eMechanical Properties\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eTerminal Strength\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e80N static load for 60s; No damage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eSolderability\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e235±5℃ for 3±0.5s; \u0026gt;90% coverage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\" colspan=\"2\"\u003eDurability \u0026amp; Weather Resistance\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMechanical Life\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e20,000 operations (no load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eResistance to Heat\/Humidity\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e40±2℃, 91%-95% RH for 96 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 30px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eTechnical Advantages of the 30A High-Current Rocker Switch\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 15px;\"\u003eThe FILN 30A High-Current Rocker Switch has been meticulously engineered for high-power loads and extreme durability. Below is a detailed technical comparison highlighting the superior features of our upgraded model:\u003c\/p\u003e\n\n    \u003cdiv style=\"overflow-x: auto;\"\u003e\n        \u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 25px; font-size: 14px; border: 1px solid #eee;\"\u003e\n            \u003cthead\u003e\n                \u003ctr style=\"background-color: #f4f7fb;\"\u003e\n                    \u003cth style=\"padding: 12px; border: 1px solid #eee; text-align: left; color: #1a73e8;\"\u003eCore Component\u003c\/th\u003e\n                    \u003cth style=\"padding: 12px; border: 1px solid #eee; text-align: left; color: #1a73e8;\"\u003eUpgrade Description\u003c\/th\u003e\n                    \u003cth style=\"padding: 12px; border: 1px solid #eee; text-align: left; color: #1a73e8;\"\u003ePerformance Benefit\u003c\/th\u003e\n                \u003c\/tr\u003e\n            \u003c\/thead\u003e\n            \u003ctbody\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee; font-weight: bold;\"\u003eHousing Structure\u003c\/td\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee;\"\u003eSplit Black Housing Design\u003c\/td\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee;\"\u003eSuperior structural stability and enhanced sealing for easier installation.\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background-color: #fafafa;\"\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee; font-weight: bold;\"\u003eWaterproof Design\u003c\/td\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee;\"\u003eOptimized Frame Surface\u003c\/td\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee;\"\u003eFits panels more securely, significantly improving waterproof and dustproof ratings.\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee; font-weight: bold;\"\u003eIllumination\u003c\/td\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee;\"\u003ePremium LED Lamp\u003c\/td\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee;\"\u003eLonger lifespan and more uniform illumination compared to traditional neon lamps.\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background-color: #fafafa;\"\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee; font-weight: bold;\"\u003eContact Material\u003c\/td\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee;\"\u003eSilver Contacts + 1mm Thick Brass\u003c\/td\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee;\"\u003eRated for true 30A loads; provides higher electrical endurance and reliability.\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee; font-weight: bold;\"\u003eInner Holder\u003c\/td\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee;\"\u003eNew Larger Contact Holder\u003c\/td\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee;\"\u003eIncreases contact surface area to reduce heat generation during high-current operation.\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background-color: #fafafa;\"\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee; font-weight: bold;\"\u003eMaterial Grade\u003c\/td\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee;\"\u003eImported PA Nylon Material\u003c\/td\u003e\n                    \u003ctd style=\"padding: 12px; border: 1px solid #eee;\"\u003eHigh-strength flame retardancy; resists cracking even in high-temperature environments.\u003c\/td\u003e\n                \u003c\/tr\u003e\n            \u003c\/tbody\u003e\n        \u003c\/table\u003e\n    \u003c\/div\u003e\n\n    \u003ch2 style=\"color: #1a73e8; border-left: 5px solid #1a73e8; padding-left: 12px; margin: 25px 0 15px; font-size: 22px; font-weight: bold;\"\u003eApplication \u0026amp; Selection Guide\u003c\/h2\u003e\n    \u003cp style=\"margin-bottom: 25px;\"\u003e\n        To ensure the safety and longevity of your equipment, we recommend the \u003cstrong\u003e30A Upgraded Model\u003c\/strong\u003e for heavy-duty applications such as \u003cstrong\u003eIndustrial Control Panels, Outdoor Portable Power Stations, Marine Systems, and High-Performance Automotive modifications\u003c\/strong\u003e. For standard residential or lower-wattage appliances, our Regular Item remains a high-quality, cost-effective solution.\n    \u003c\/p\u003e\n\n    \u003cdiv class=\"product-image-container\" style=\"text-align: center; margin-top: 20px;\"\u003e\n        \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/Advantages-of-30A-Rocker-Switch.webp?v=1777108466\" alt=\"Advantages of 30A Rocker Switch Technical Comparison\" style=\"display: block; max-width: 100%; height: auto; margin: 0 auto; border: 1px solid #f0f0f0; border-radius: 4px; box-shadow: 0 4px 10px rgba(0,0,0,0.05);\"\u003e\n    \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 30px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003e\nHow to Install and Wire a KCD4 Rocker Switch in a Waterproof Junction Box\n\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; width: 100%; margin-bottom: 15px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\n\u003c!-- SECTION 1 --\u003e\n\u003ch3 style=\"font-size: 16px;\"\u003e1. Installing the KCD4 Rocker Switch into the Panel\u003c\/h3\u003e\n\u003cp\u003e\nThe \u003cstrong\u003eKCD4 rocker switch\u003c\/strong\u003e is designed for quick panel mounting with a secure snap-in structure. \nFollow these steps to properly install the switch into your waterproof junction box panel:\n\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eLocate the standard \u003cstrong\u003e22×30mm cut-out\u003c\/strong\u003e on the junction box panel.\u003c\/li\u003e\n\u003cli\u003eAlign the rocker switch with the opening, ensuring correct orientation (ON\/OFF marking direction).\u003c\/li\u003e\n\u003cli\u003ePress the switch firmly into the cut-out until the \u003cstrong\u003eside retaining clips snap into place\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCheck that the switch sits flush with the panel and does not move or loosen.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\nThis snap-fit design ensures a stable installation without additional screws, making it ideal for industrial and DIY electrical applications.\n\u003c\/p\u003e\n\n\u003cdiv style=\"width: 100%; margin-top: 15px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/Rocker-Switch-Installation-Steps.webp?v=177710907\" alt=\"KCD4 Rocker Switch Panel Installation Steps\" style=\"width: 100%; height: auto; display: block;\"\u003e\n\u003c\/div\u003e\n\n\u003c!-- SECTION 2 --\u003e\n\u003ch3 style=\"font-size: 16px; margin-top: 25px;\"\u003e2. Wiring the 4-Pin Screw Terminal Rocker Switch\u003c\/h3\u003e\n\u003cp\u003e\nThis \u003cstrong\u003e4-pin KCD4 rocker switch\u003c\/strong\u003e uses screw terminals for secure and reliable electrical connections. \nIt is suitable for AC power control, appliances, and equipment requiring stable current transmission.\n\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eInsert the electrical wires through the \u003cstrong\u003ePG11 waterproof cable gland\u003c\/strong\u003e before wiring.\u003c\/li\u003e\n\u003cli\u003eStrip approximately \u003cstrong\u003e5–7mm of insulation\u003c\/strong\u003e from each wire to expose the conductor.\u003c\/li\u003e\n\u003cli\u003eLoosen the screw terminals using a screwdriver.\u003c\/li\u003e\n\u003cli\u003eWrap or insert the exposed wire firmly around the metal terminal post.\u003c\/li\u003e\n\u003cli\u003eTighten each screw securely to ensure \u003cstrong\u003estrong electrical contact and vibration resistance\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eDouble-check wiring configuration (Line\/Load) according to your circuit requirements.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\nThe screw terminal design provides excellent conductivity and is safer than push-fit connections, especially in high-load or outdoor environments.\n\u003c\/p\u003e\n\n\u003cdiv style=\"width: 100%; margin-top: 15px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/Wiring-Steps-for-Screw-Terminals.webp?v=1778050944\" alt=\"4 Pin Rocker Switch Wiring with Screw Terminals\" style=\"width: 100%; height: auto; display: block;\"\u003e\n\u003c\/div\u003e\n\n\u003c!-- SECTION 3 --\u003e\n\u003ch3 style=\"font-size: 16px; margin-top: 25px;\"\u003e3. Assembling the Waterproof Junction Box (IP65)\u003c\/h3\u003e\n\u003cp\u003e\nAfter installing and wiring the rocker switch, complete the assembly of the waterproof junction box to ensure full protection against dust and water.\n\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eCarefully arrange all internal wiring to avoid pinching or interference.\u003c\/li\u003e\n\u003cli\u003ePlace the gasket correctly along the enclosure edge to maintain waterproof sealing.\u003c\/li\u003e\n\u003cli\u003eClose the junction box lid securely.\u003c\/li\u003e\n\u003cli\u003eTighten all enclosure screws evenly to ensure uniform pressure on the seal.\u003c\/li\u003e\n\u003cli\u003eFirmly tighten the \u003cstrong\u003ePG11 cable gland nut\u003c\/strong\u003e to compress the sealing ring around the cable.\u003c\/li\u003e\n\u003cli\u003eVerify that the enclosure meets \u003cstrong\u003eIP65 waterproof standards\u003c\/strong\u003e with no visible gaps.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\nProper assembly is critical to ensure long-term durability, especially in outdoor, humid, or industrial environments.\n\u003c\/p\u003e\n\n\u003cdiv style=\"width: 100%; margin-top: 15px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/KCD4-Waterproof-Junction-Box-Assembly.webp?v=1778050944\" alt=\"Waterproof Junction Box Assembly with KCD4 Switch\" style=\"width: 100%; height: auto; display: block;\"\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eHow to Wire a Junction Box: Step-by-Step Installation Guide\u003c\/h2\u003e\n\u003cul\u003e\n\u003cp\u003eA \u003cstrong\u003e4 pin rocker switch wiring diagram\u003c\/strong\u003e is essential for managing higher-current loads or providing clear visual feedback in electrical systems. These switches are typically \u003cstrong\u003eDouble Pole Single Throw (DPST)\u003c\/strong\u003e or specialized single-pole configurations that allow the internal lamp to function independently or in synchronization with the connected device. Depending on your requirements, \u003cstrong\u003erocker switch wiring\u003c\/strong\u003e can be configured for either \"Independent Illumination\" (Always On) or \"Dependent Illumination\" (On when Device is Active).\u003c\/p\u003e\n\u003ch3\u003eOption 1: Light On When Device is Operating (Dependent Illumination)\u003c\/h3\u003e\n\u003cp\u003eThis configuration is ideal when you need a visual status indicator to show that the equipment is currently powered. In this mode, the internal LED only illuminates when the switch is toggled to the \"Press\" position.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Connection:\u003c\/strong\u003e Connect the positive (+) and negative (-) wires from the power source to the \u003cstrong\u003ebottom set of pins\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Connection:\u003c\/strong\u003e Connect the positive and negative terminals of your device to the \u003cstrong\u003etop set of pins\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLogic:\u003c\/strong\u003e When the switch is closed, current flows through the device and simultaneously completes the internal circuit for the LED lamp.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: center; margin: 20px 0;\"\u003e\n\u003cimg style=\"max-width: 100%; height: auto; border: 1px solid #eee; border-radius: 4px; box-shadow: 0 2px 5px rgba(0,0,0,0.1);\" alt=\"4 Pin Rocker Switch Wiring Diagram - Dependent Illumination\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/rocker_switch_wiring.webp?v=1777254975\"\u003e\n\u003cp style=\"color: #666; font-size: 0.85em; margin-top: 10px;\"\u003e\u003cem\u003eFigure 1: Wiring for LED illumination during device operation.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003eOption 2: Switch Light Remains Constantly Lit (Independent Illumination)\u003c\/h3\u003e\n\u003cp\u003eThis setup is useful for locating the switch in dark environments (such as vehicle dashboards or industrial control panels). The internal LED remains on as long as the power source is connected, regardless of the device status.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Connection:\u003c\/strong\u003e Connect the power source positive (+) and negative (-) wires to the \u003cstrong\u003etop set of pins\u003c\/strong\u003e (where the internal lamp is internally bridged).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Connection:\u003c\/strong\u003e Connect the device terminals to the \u003cstrong\u003ebottom set of pins\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLogic:\u003c\/strong\u003e The LED is powered directly by the input line, while the rocker mechanism acts as a gatekeeper only for the current flowing to the device.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: center; margin: 20px 0;\"\u003e\n\u003cimg style=\"max-width: 100%; height: auto; border: 1px solid #eee; border-radius: 4px; box-shadow: 0 2px 5px rgba(0,0,0,0.1);\" alt=\"4 Pin Rocker Switch Wiring Diagram - Constant Illumination\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/4_pin_rocker_switch_wiring_diagram.webp?v=1777255069\"\u003e\n\u003cp style=\"color: #666; font-size: 0.85em; margin-top: 10px;\"\u003e\u003cem\u003eFigure 2: Wiring for constant LED illumination (Switch Finder Mode).\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003eComparison of Operation Logic\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin: 20px 0;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 450px; font-family: sans-serif; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f1f3f4; border-bottom: 2px solid #1a73e8;\"\u003e\n\u003cth style=\"padding: 15px; text-align: left; border: 1px solid #ddd;\"\u003eConfiguration Type\u003c\/th\u003e\n\u003cth style=\"padding: 15px; text-align: left; border: 1px solid #ddd;\"\u003eSwitch State\u003c\/th\u003e\n\u003cth style=\"padding: 15px; text-align: left; border: 1px solid #ddd;\"\u003eDevice Status\u003c\/th\u003e\n\u003cth style=\"padding: 15px; text-align: left; border: 1px solid #ddd;\"\u003eLED Status\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\" rowspan=\"2\"\u003e\u003cstrong\u003eDependent (Option 1)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eNormal\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eOFF\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eOFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003ePress\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eON\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eON\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\" rowspan=\"2\"\u003e\u003cstrong\u003eIndependent (Option 2)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eNormal\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eOFF\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eON\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003ePress\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eON\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eON\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003eTechnical Considerations \u0026amp; Safety Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePin Orientation:\u003c\/strong\u003e 4-pin rocker switches usually have two parallel circuits. Ensure you are wiring the positive and negative on the correct pairs to avoid a short circuit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Matching:\u003c\/strong\u003e Check if the internal lamp is designed for 12V DC or 110V\/220V AC. Using an AC lamp on a DC circuit will result in no light, while the reverse may cause the lamp to explode.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage Ratings:\u003c\/strong\u003e Most 4-pin industrial switches (like the KCD4 series) support up to 15A-30A. Verify that your total load does not exceed the manufacturer's specification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTermination:\u003c\/strong\u003e Use high-quality 6.3mm female spade connectors. Ensure they are fully insulated to prevent accidental contact between adjacent terminals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eIndustry Knowledge: How Junction Boxes Work\u003c\/h2\u003e\n\u003cp\u003eIn industrial systems, a \u003cstrong\u003ejunction box\u003c\/strong\u003e acts as a critical interface between the power source and the load. It functions by providing a mechanical housing that maintains electrical continuity while isolating sensitive connections from environmental hazards. The integration of a \u003cstrong\u003e30A KCD4 rocker switch\u003c\/strong\u003e allows for local isolation of high-current circuits, which is essential for maintenance safety and operational control. The airtight seal prevents oxidation of the \u003cstrong\u003esilver contacts\u003c\/strong\u003e, extending the service life of the switch in high-humidity agricultural or marine settings.\u003c\/p\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 30px; background-color: #e3f2fd; padding: 25px; border-radius: 10px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eFILN Factory Direct Supply\u003c\/h2\u003e\n\u003cp\u003eAs a leading manufacturer of electrical components, FILN provides professional customization for B2B clients worldwide. Benefit from factory-direct pricing and engineering expertise.\u003c\/p\u003e\n\u003cul style=\"list-style: none; padding-left: 0;\"\u003e\n\u003cli\u003e✅ \u003cstrong\u003eNo MOQ:\u003c\/strong\u003e Small batch testing supported.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eRapid Delivery:\u003c\/strong\u003e Fast global shipping within lead times.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eCustomization:\u003c\/strong\u003e Voltage (5V-220V), Wire Length, and Connectors tailored to your project.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eCertification:\u003c\/strong\u003e Full CE, UL, and RoHS compliance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"margin: 20px 0;\"\u003e\u003ca style=\"background-color: #1a73e8; color: white; padding: 12px 25px; text-decoration: none; border-radius: 5px; font-weight: bold;\" href=\"mailto:inquiry@cnylin.com.cn\"\u003eGet Free Samples Now\u003c\/a\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eOfficial Website:\u003c\/strong\u003e \u003ca style=\"color: #1a73e8;\" href=\"http:\/\/www.filn.com\" target=\"_blank\"\u003ewww.filn.com\u003c\/a\u003e\u003cbr\u003e\u003cstrong\u003eContact Email:\u003c\/strong\u003e \u003ca style=\"color: #1a73e8;\" href=\"mailto:inquiry@cnylin.com.cn\"\u003einquiry@cnylin.com.cn\u003c\/a\u003e\u003c\/p\u003e\n\u003cimg style=\"max-width: 100%; height: auto; margin-top: 15px;\" alt=\"About-FILN-Factory\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/About_FILN.webp?v=1774851338\"\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 30px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cp\u003e\u003cstrong\u003e1. What is a KCD4 rocker switch?\u003c\/strong\u003e\u003cbr\u003eA KCD4 rocker switch is a standard 22x30mm industrial switch used for high-current applications up to 30A. It features a rocking motion to open or close electrical circuits.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cp\u003e\u003cstrong\u003e2. Can the LED voltage be customized?\u003c\/strong\u003e\u003cbr\u003eYes, FILN offers voltage customization for the integrated LED from 5V, 12V, 24V up to 110V-220V AC\/DC.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cp\u003e\u003cstrong\u003e3. How many pins does this switch have?\u003c\/strong\u003e\u003cbr\u003eThis specific KCD4 model features a 4-pin screw terminal design, allowing for secure \"Line-in\/Line-out\" wiring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cp\u003e\u003cstrong\u003e4. Is the junction box truly waterproof?\u003c\/strong\u003e\u003cbr\u003eYes, when properly assembled with PG11 connectors and the rubber gasket, the enclosure reaches an IP65 rating, suitable for rain and dust exposure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cp\u003e\u003cstrong\u003e5. What is the mounting hole size for KCD4?\u003c\/strong\u003e\u003cbr\u003eThe standard panel cutout required is 22mm x 30mm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cp\u003e\u003cstrong\u003e6. Does it come with an LED indicator?\u003c\/strong\u003e\u003cbr\u003eYes, this version includes a bright LED indicator with an aluminum brushed metal surface for high visibility.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cp\u003e\u003cstrong\u003e7. What materials are used in construction?\u003c\/strong\u003e\u003cbr\u003eThe housing is made of flame-retardant ABS\/PC, and the switch uses H62 brass pins with silver contacts for high conductivity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cp\u003e\u003cstrong\u003e8. What certifications does FILN hold?\u003c\/strong\u003e\u003cbr\u003eOur products are certified by ISO9001, CE, VDE, UL, RoHS, and SGS.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cp\u003e\u003cstrong\u003e9. How long is the electrical life?\u003c\/strong\u003e\u003cbr\u003eThe switch is rated for 10,000 cycles under full 30A load conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cp\u003e\u003cstrong\u003e10. Can I get a sample for B2B testing?\u003c\/strong\u003e\u003cbr\u003eYes, FILN provides free samples for industrial clients. Contact inquiry@cnylin.com.cn to request yours.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n    {\n      \"@context\": \"https:\/\/schema.org\",\n      \"@type\": \"FAQPage\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What is a KCD4 rocker switch?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"A KCD4 rocker switch is a high-current electrical control device with a 22x30mm mounting size, designed to handle up to 30A. It is widely used in industrial and marine applications.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Can the KCD4 switch be used for 220V applications?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Yes, our KCD4 rocker switches are rated for up to 250VAC, making them perfect for 110V and 220V industrial power systems.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What are the benefits of the 4-pin screw terminal?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The 4-pin screw terminal provides a more secure mechanical connection compared to quick-connect terminals, which is critical for high-vibration industrial environments.\"\n          }\n        }\n      ]\n    }\n    \u003c\/script\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"KCD4 Junction Box","offers":[{"title":"30A ON-OFF \/ Red \/ 5-24V","offer_id":51608811634978,"sku":"WB3-2T-2D401-082-R-524V","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Red \/ 110-220V","offer_id":51608811667746,"sku":"WB3-2T-2D401-082-R-110220V","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Red \/ Customization (please note)","offer_id":51608811700514,"sku":"WB3-2T-2D401-082-R-C","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Green \/ 5-24V","offer_id":51608811733282,"sku":"WB3-2T-2D401-082-G-524V","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Green \/ 110-220V","offer_id":51608811766050,"sku":"WB3-2T-2D401-082-G-110220V","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Green \/ Customization (please note)","offer_id":51608811798818,"sku":"WB3-2T-2D401-082-G-C","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Yellow \/ 5-24V","offer_id":51608811831586,"sku":"WB3-2T-2D401-082-Y-524V","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Yellow \/ 110-220V","offer_id":51608811864354,"sku":"WB3-2T-2D401-082-Y-110220V","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Yellow \/ Customization (please note)","offer_id":51608811897122,"sku":"WB3-2T-2D401-082-Y-C","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Blue \/ 5-24V","offer_id":51608811929890,"sku":"WB3-2T-2D401-082-B-524V","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Blue \/ 110-220V","offer_id":51608811962658,"sku":"WB3-2T-2D401-082-B-110220V","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Blue \/ Customization (please note)","offer_id":51608811995426,"sku":"WB3-2T-2D401-082-B-C","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ White \/ 5-24V","offer_id":51608812028194,"sku":"WB3-2T-2D401-082-W-524V","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ White \/ 110-220V","offer_id":51608812060962,"sku":"WB3-2T-2D401-082-W-110220V","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ White \/ Customization (please note)","offer_id":51608812093730,"sku":"WB3-2T-2D401-082-W-C","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Red\/Green \/ 5-24V","offer_id":51608812126498,"sku":"WB3-2T-2D401-082-RG-524V","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Red\/Green \/ 110-220V","offer_id":51608812159266,"sku":"WB3-2T-2D401-082-RG-110220V","price":8.5,"currency_code":"USD","in_stock":true},{"title":"30A ON-OFF \/ Red\/Green \/ Customization (please note)","offer_id":51608812192034,"sku":"WB3-2T-2D401-082-RG-C","price":8.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/watertight-junction-box.webp?v=1778132662","url":"https:\/\/www.cnfiln.com\/products\/watertight-junction-box-kcd4","provider":"FILN Shopify","version":"1.0","type":"link"}