{"product_id":"lighted-push-button-switch-momentary","title":"22mm Lighted Push Button Switch Ultra-short Body Momentary 4-Pin 12V-220V Metal FILN","description":"\u003cdiv style=\"font-family: Arial, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003e\n\u003cspan\u003eButton Switch Drawing\u003c\/span\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/FLM22-FJ-4-E_Switch_Drawing.webp?v=1776409532\" alt=\"\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 20px; width: 100%;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003eThe \u003cstrong\u003elighted push button switch\u003c\/strong\u003e (Model: \u003cstrong\u003eFLM22-FJ-4-E\u003c\/strong\u003e) is a high-performance \u003cstrong\u003e22mm momentary switch\u003c\/strong\u003e designed by FILN for industrial precision. Featuring an \u003cstrong\u003eultra-short body design\u003c\/strong\u003e and \u003cstrong\u003e4-pin terminals\u003c\/strong\u003e, this \u003cstrong\u003emetal push button switch\u003c\/strong\u003e is ideal for installation in narrow spaces. It carries top-tier certifications including \u003cstrong\u003eISO9001, CE, VDE, RoHS, SGS, UL\u003c\/strong\u003e, and an upgraded \u003cstrong\u003eIP67\u003c\/strong\u003e waterproof rating. Constructed from \u003cstrong\u003e304 stainless steel\u003c\/strong\u003e or \u003cstrong\u003eblack zinc-aluminum alloy\u003c\/strong\u003e, it provides a sleek \u003cstrong\u003eflat head\u003c\/strong\u003e with a vibrant LED ring, widely used in CNC machines, medical devices, and automation control panels.\u003c\/p\u003e\n\u003cdiv style=\"border: 2px solid #28a745; padding: 15px; text-align: center; margin: 20px 0;\"\u003e\u003ca style=\"color: #28a745; font-weight: bold; text-decoration: none; font-size: 18px;\" href=\"https:\/\/www.cnfiln.com\/collections\/push-button-switch\" target=\"_blank\"\u003e View All FILN Push Button Switches → \u003c\/a\u003e\u003c\/div\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eQuick Specifications\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 20px; width: 100%;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; font-size: 14px; table-layout: fixed;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; background-color: #f8f9fa; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eFLM22-FJ-4-E\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; background-color: #f8f9fa; font-weight: bold;\"\u003eMounting Size\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e22mm (0.87 inch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; background-color: #f8f9fa; font-weight: bold;\"\u003eFunction\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMomentary (Self-reset)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; background-color: #f8f9fa; font-weight: bold;\"\u003eLED Color\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eR\/G\/Y\/B\/W (Dual\/Triple Customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; background-color: #f8f9fa; font-weight: bold;\"\u003eButton Shape\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eFlat Head\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; background-color: #f8f9fa; font-weight: bold;\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e4-Pin (2.8x0.5mm) Plug-in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px; margin-top: 30px;\"\u003ePerformance Parameters\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 20px; width: 100%;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; font-size: 14px; table-layout: fixed;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eRated Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e12V-24V \/ 110V-220V (Customizable)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eContact 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; font-weight: bold;\"\u003eInsulation Resistance\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e≥ 1000MΩ\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eDielectric Strength\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e1800V AC (Pin to Housing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eOperating Force\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eApprox. 6N\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\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=\"text-align: center; margin-top: 10px;\"\u003e\u003cimg style=\"max-width: 100%; height: auto;\" alt=\"Product-Certification\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/Product_Certification.webp?v=1774674312\"\u003e\u003c\/div\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px; margin-top: 30px;\"\u003eComponent Materials\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 20px; width: 100%;\"\u003e\u003cbr\u003e\u003c\/div\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: #f2f2f2;\"\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; width: 50%;\"\u003eComponent\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; width: 50%;\"\u003eMaterial Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eButton Actuator\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e304 Stainless Steel \/ Zinc-Aluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eHousing Sleeve\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e304 Stainless Steel \/ Black Anodized Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eContact Material\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eSilver Alloy (AgCdO12)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eBase Holder\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003ePA66+GF20% Flame Retardant Nylon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eSealing\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eSIL Silicone (Waterproof Ring)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px; margin-top: 30px;\"\u003eGeneral Characteristics\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 20px; width: 100%;\"\u003e\u003cbr\u003e\u003c\/div\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; font-weight: bold;\"\u003eProtection Level\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eIP67 Waterproof, IK08 Impact Resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eMechanical Life\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e200,000 cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eElectrical Life\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e100,000 cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eTemperature Range\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e-25°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px; margin-top: 30px;\"\u003eLED Specification\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 20px; width: 100%;\"\u003e\u003cbr\u003e\u003c\/div\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; font-weight: bold;\"\u003eAvailable Colors\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eRed, Green, Yellow, Blue, White (R\/G\/Y\/B\/W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eForward Current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e20mA (Typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eLuminous Intensity\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e1000 mcd\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; font-weight: bold;\"\u003eColor Temperature (White)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e8400K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px; margin-top: 30px;\"\u003eKey Features\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 20px; width: 100%;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cul style=\"padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eElite Protection (IP67):\u003c\/strong\u003e Unlike standard IP40 buttons, this model provides complete dust protection and water immersion resistance, perfect for harsh outdoor or industrial environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Short Design:\u003c\/strong\u003e With a body length of only 26.5mm, it is designed specifically for control panels where depth is limited.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilver Alloy Contacts:\u003c\/strong\u003e Low contact resistance (\u0026lt;50mΩ) ensures high conductivity and reduces electrical arcing, extending the switch's lifespan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMomentary Function:\u003c\/strong\u003e The \u003cstrong\u003emomentary push button\u003c\/strong\u003e resets immediately after being released, ideal for pulse-triggered operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Pin Simplicity:\u003c\/strong\u003e Two pins for the switch contact (1NO) and two pins for the LED (+\/-), allowing for easy wiring and high-density installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px; margin-top: 30px;\"\u003eApplications\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 20px; width: 100%;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003eFILN's \u003cstrong\u003elighted push button switches\u003c\/strong\u003e are essential components for any device requiring circuit control. Common applications include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Control:\u003c\/strong\u003e CNC machines, automation equipment, and electrical cabinets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine \u0026amp; Transportation:\u003c\/strong\u003e Marine dashboard systems and automotive fog light controls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial \u0026amp; Medical:\u003c\/strong\u003e Medical diagnostic tools and dark-environment hallway switches.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"max-width: 100%; height: auto;\" alt=\"Application-Industry\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/Application_Industries_of_FILN_Push_Button_Switches.webp?v=1776044180\"\u003e\u003c\/div\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px; margin-top: 30px;\"\u003eInstallation Guide\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 20px; width: 100%;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003col\u003e\n\u003cli\u003eDrill a 22mm diameter hole on the mounting panel.\u003c\/li\u003e\n\u003cli\u003eInsert the switch through the hole from the front side.\u003c\/li\u003e\n\u003cli\u003eTighten the metal hex nut from the back to secure the switch.\u003c\/li\u003e\n\u003cli\u003eConnect the 4-pin terminals (2 for power\/device, 2 for LED).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"max-width: 100%; height: auto;\" alt=\"Installation-Steps\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/push_button_switch_installation_steps.webp?v=1775800123\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-family: sans-serif; line-height: 1.4; color: #333; width: 100%; margin: 0 auto; padding: 0;\"\u003e\n\u003ch2 style=\"color: #1a73e8; border-bottom: 2px solid #1a73e8; padding-bottom: 5px; margin: 0 0 10px 0; font-size: 1.5em;\"\u003e4 Pin Push Button Switch Wiring Diagram\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 10px 0;\"\u003eA 4-PIN switch consists of two parts: \u003cb\u003eSwitch Contacts\u003c\/b\u003e (to control the device) and \u003cb\u003eLED Terminals\u003c\/b\u003e (marked with + and -). Below are two ways to wire the LED indicator.\u003c\/p\u003e\n\u003cdiv style=\"background-color: #f9f9f9; padding: 10px 15px; border-left: 4px solid #3498db; margin: 10px 0;\"\u003e\n\u003cul style=\"margin: 0; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cb\u003eHorizontal Pins:\u003c\/b\u003e The switch mechanism (Power In \/ Load Out).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVertical Pins (+ \/ -):\u003c\/b\u003e The LED indicator light terminals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"color: #2980b9; margin: 15px 0 5px 0; font-size: 1.2em;\"\u003eMethod 1: LED Synchronized with Device (On when Active)\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 8px 0;\"\u003e\u003cb\u003eLogic:\u003c\/b\u003e The button light only turns \u003cb\u003eON\u003c\/b\u003e when the device is running. It serves as a \"Status Indicator.\"\u003c\/p\u003e\n\u003cul style=\"margin: 0 0 10px 0; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cb\u003eWiring:\u003c\/b\u003e Connect LED (+) to the \u003cb\u003eOutput\u003c\/b\u003e side of the switch. LED (-) to Power Negative.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eApplications:\u003c\/b\u003e Power start buttons, car fog lights, industrial machinery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBenefit:\u003c\/b\u003e Saves power; provides visual feedback that the system is active.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: center; margin: 10px 0;\"\u003e\n\u003cimg style=\"width: 100%; height: auto; display: block;\" alt=\"4PIN LED Sync Wiring\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/Wiring_for_Push_Button_Switch_4PIN_NO_Connection.webp?v=1775805178\"\u003e\n\u003cp style=\"color: #777; font-size: 0.8em; margin: 5px 0;\"\u003e\u003ci\u003eFigure 1: LED turns ON only when button is pressed\u003c\/i\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003chr style=\"border: 0; border-top: 1px solid #eee; margin: 15px 0;\"\u003e\n\u003ch3 style=\"color: #2980b9; margin: 15px 0 5px 0; font-size: 1.2em;\"\u003eMethod 2: LED Always ON (Backlight Mode)\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 8px 0;\"\u003e\u003cb\u003eLogic:\u003c\/b\u003e The button light stays \u003cb\u003eON\u003c\/b\u003e constantly as long as there is power, regardless of the button position.\u003c\/p\u003e\n\u003cul style=\"margin: 0 0 10px 0; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cb\u003eWiring:\u003c\/b\u003e Connect LED (+) directly to the \u003cb\u003ePower Positive\u003c\/b\u003e. LED (-) to Power Negative.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eApplications:\u003c\/b\u003e Dark environments, hallway switches, standby power indicators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBenefit:\u003c\/b\u003e Allows you to find the switch easily in total darkness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: center; margin: 10px 0;\"\u003e\n\u003cimg style=\"width: 100%; height: auto; display: block;\" alt=\"4PIN LED Always On Wiring\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/Wiring_for_Push_Button_Switch_4PIN.webp?v=1775805177\"\u003e\n\u003cp style=\"color: #777; font-size: 0.8em; margin: 5px 0;\"\u003e\u003ci\u003eFigure 2: LED stays ON constantly (Backlight)\u003c\/i\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px; font-size: 13px; border: 1px solid #ddd;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\"\u003eMode\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\"\u003eLED Status (Idle)\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\"\u003eLED Status (Pressed)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e\u003cb\u003eSync (Status)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eOFF\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eON\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e\u003cb\u003eAlways ON (Backlight)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eON\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eON\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px; margin-top: 30px;\"\u003eIndustry Knowledge\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 20px; width: 100%;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3 style=\"color: #2980b9;\"\u003e1. What is a 4-Pin Lighted Push Button Switch?\u003c\/h3\u003e\n\u003cp\u003eIt is a control component that integrates a switching mechanism and a status indicator. In industrial machinery, it serves as the human-machine interface (HMI) to trigger operations while providing visual confirmation via the LED ring.\u003c\/p\u003e\n\u003ch3 style=\"color: #2980b9;\"\u003e2. Latching vs. Momentary: The Difference\u003c\/h3\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: #f2f2f2;\"\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMomentary (This Model)\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\"\u003eLatching\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eOperation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eSprings back when released\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eStays depressed until pressed again\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eTypical Use\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eDoorbell, PC Power, Start Button\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eLight Switch, Main Power Toggle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"background-color: #f0f7ff; padding: 25px; margin-top: 40px; border-radius: 8px;\"\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px;\"\u003eFactory Direct Supply\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 20px; width: 100%;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003eFILN is a professional manufacturer specializing in button switches. We offer:\u003c\/p\u003e\n\u003cul style=\"columns: 2;\"\u003e\n\u003cli\u003eNo MOQ (Small orders welcome)\u003c\/li\u003e\n\u003cli\u003eLead Time: 24-hour fast shipping\u003c\/li\u003e\n\u003cli\u003eCustom Voltage (3V - 380V)\u003c\/li\u003e\n\u003cli\u003eCustom Wire Harness \u0026amp; Connectors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"margin-top: 20px;\"\u003e\u003ca style=\"background-color: #1a73e8; color: white; padding: 12px 24px; text-decoration: none; border-radius: 4px; font-weight: bold;\" href=\"mailto:inquiry@cnylin.com.cn\"\u003eRequest Free Samples\u003c\/a\u003e\u003c\/div\u003e\n\u003cp style=\"margin-top: 20px;\"\u003eOfficial Website: \u003ca href=\"http:\/\/www.filn.com\" target=\"_blank\"\u003ewww.filn.com\u003c\/a\u003e\u003cbr\u003eContact: \u003ca href=\"mailto:inquiry@cnylin.com.cn\"\u003einquiry@cnylin.com.cn\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: center; margin-top: 15px;\"\u003e\u003cimg style=\"max-width: 100%; height: auto;\" alt=\"About-FILN-Factory\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0266\/7420\/0638\/files\/About_FILN.webp?v=1774851338\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #1a73e8; font-weight: bold; display: inline-block; margin-bottom: 2px; margin-top: 40px;\"\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 2px solid #1a73e8; margin-bottom: 20px; width: 100%;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cstrong\u003eQ1: Is this 22mm push button switch waterproof?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it is rated IP67, meaning it is protected against dust and short periods of immersion in water.\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cstrong\u003eQ2: What do the different LED colors represent?\u003c\/strong\u003e\u003cbr\u003eA: Red usually signifies \"Stop\/Danger,\" Green is \"Start\/Safe,\" Blue is \"Special Function,\" Yellow is \"Caution,\" and White is \"General Status\/Power.\"\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cstrong\u003eQ3: Can I get a custom voltage for the LED?\u003c\/strong\u003e\u003cbr\u003eA: Absolutely. While 12V and 220V are standard, FILN can customize for any voltage from 3V to 380V.\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cstrong\u003eQ4: What is the benefit of the 4-pin design?\u003c\/strong\u003e\u003cbr\u003eA: The 4-pin design separates the LED circuit from the switch circuit, allowing for more flexible wiring logic (e.g., LED on\/off independent of switch state).\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\": \"Is the 22mm 4-pin push button switch waterproof?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Yes, our 22mm lighted push button switches are IP67 rated, providing high protection against water and dust.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What is the difference between momentary and latching functions?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Momentary switches spring back when released. Latching switches stay in place until pressed a second time.\"\n          }\n        }\n      ]\n    }\n    \u003c\/script\u003e\n\u003c\/div\u003e","brand":"22MM Push Button Switch","offers":[{"title":"Silver Housing-Momentary \/ Red \/ 12-24V","offer_id":39610144849982,"sku":"FLM22-FJ-4-E-M-R-1224V","price":4.99,"currency_code":"USD","in_stock":true},{"title":"Silver Housing-Momentary \/ Red \/ 110-220V","offer_id":39610144882750,"sku":"FLM22-FJ-4-E-M-R-110220V","price":4.99,"currency_code":"USD","in_stock":true},{"title":"Silver Housing-Momentary \/ Red \/ Customization (please note)","offer_id":39610144915518,"sku":"FLM22-FJ-4-E-M-R-C","price":4.99,"currency_code":"USD","in_stock":true},{"title":"Silver Housing-Momentary \/ Green \/ 12-24V","offer_id":39610145243198,"sku":"FLM22-FJ-4-E-M-G-1224V","price":4.99,"currency_code":"USD","in_stock":true},{"title":"Silver Housing-Momentary \/ Green \/ 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Housing-Momentary \/ Blue \/ 110-220V","offer_id":39610145472574,"sku":"FLM22-FJ-4-E-M-B-110220V","price":4.99,"currency_code":"USD","in_stock":true},{"title":"Silver Housing-Momentary \/ Blue \/ Customization (please note)","offer_id":39610145505342,"sku":"FLM22-FJ-4-E-M-B-C","price":4.99,"currency_code":"USD","in_stock":true},{"title":"Silver Housing-Momentary \/ White \/ 12-24V","offer_id":39610145636414,"sku":"FLM22-FJ-4-E-M-W-1224V","price":4.99,"currency_code":"USD","in_stock":true},{"title":"Silver Housing-Momentary \/ White \/ 110-220V","offer_id":39610145669182,"sku":"FLM22-FJ-4-E-M-W-110220V","price":4.99,"currency_code":"USD","in_stock":true},{"title":"Silver Housing-Momentary \/ White \/ Customization (please note)","offer_id":39610145701950,"sku":"FLM22-FJ-4-E-M-W-C","price":4.99,"currency_code":"USD","in_stock":true},{"title":"Black Housing-Momentary \/ Red \/ 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