Junction Box Drawing
What is an Electrical Junction Box?
An electrical junction box is a specialized protective enclosure designed to house electrical connections, protecting them from environmental hazards and preventing accidental contact. The WB3-2T model functions as a secure shell for wire connectors, ensuring that electrical splices remain dry, clean, and mechanically stable in both indoor and outdoor industrial environments.
Product Overview
The FILN WB3-2T electrical junction box is a high-performance waterproof wire connector housing engineered for maximum durability. This IP65 electrical junction box features a single-in, single-out configuration, making it the ideal small waterproof enclosure for wiring in outdoor electrical splice box applications. Certified by ISO9001, CE, VDE, RoHS, SGS, and UL, it provides a reliable weather resistant junction box 2 way solution for industrial junction box for outdoor lighting and marine grade electrical connection box systems. Its primary advantage lies in the heavy duty electrical terminal box construction, which prevents dust and water ingress, ensuring the longevity of your screw terminal wire protective shell connections.
Quick Specifications
| Junction Box Model | WB3-2T |
| Waterproof Connector Model | PG9 |
| Wiring Configuration | Single-in, Single-out / Line-in / Line-out |
| Installation Dimensions | Customized (mm/inch) |
| Switch Function | None (Connector Housing Only) |
| LED Indicator | None |
| Wiring Method | Internal Connector (Screw/Plug-in) |
Performance Parameters
| Function | Wire Protection & Waterproofing |
| Rated Voltage | Up to 450VAC |
| Rated Current | Dependent on Internal Connector |
| Insulation Resistance | ≥100mΩ / 500VDC |
| Dielectric Strength | 1500VAC / 5mA 60s |
| Ambient Temperature | -40°C to +125°C |
| Protection Degree | IP65 |
| Product Certifications | ISO9001, CE, VDE, RoHS, SGS, UL |
Component Materials
| Accessories Name | Material |
|---|---|
| Outer Case | ABS / PC |
| Sealing Gasket | Rubber / Silicone |
| Waterproof Connector | Nylon PA66 |
| Internal Screws | Stainless Steel / Brass |
Applications
- Outdoor Lighting & Landscaping: Power control for lawn lamps, fountain pumps, and garden spotlights.
- RV, Marine & Boating: Bilge pump control and 12V/24V power distribution in humid, salty environments.
- Industrial Equipment: Emergency stop boxes for high-pressure washers and conveyor belts.
- Agriculture & Gardening: Ventilation fan controls and irrigation valve switching in high-humidity greenhouses.
- Renewable Energy: Circuit protection for small-scale off-grid solar panel systems.
Industry Knowledge: How Junction Boxes Protect Systems
In industrial systems, an electrical junction box acts as the primary defense against "short circuits" and "arcing" caused by external moisture or debris. The WB3-2T works by creating a hermetically sealed environment for wire junctions. By utilizing PG-series compression glands, the box creates a mechanical grip on the cable jacket, preventing the wire from being pulled out while simultaneously blocking water from entering along the cable path. This is critical for maintaining circuit integrity in "wash-down" environments common in food processing and chemical plants.
FILN Factory Direct Supply
- ✅ No MOQ: Small orders and prototypes welcomed.
- ✅ Fast Lead Time: Global shipping from our ISO certified factory.
- ✅ Customization: Voltage, wire length, and connector types tailored to your specs.
FILN Official Website: www.filn.com
Contact Us: inquiry@cnylin.com.cn
Frequently Asked Questions
Q1: What is the primary function of the WB3-2T electrical junction box?
A: The WB3-2T is a waterproof shell designed to house and protect wire connectors, ensuring IP65-rated protection against water and dust in electrical splices.
Q2: Is the FILN junction box compatible with KCD4 4-pin illuminated switches?
A: While the WB3-2T is an enclosure for connectors, FILN offers a full range of KCD4 rocker switch boxes that include 4-pin, 6-pin, and LED options.
Q3: What waterproof rating does this wiring box provide?
A: It provides an IP65 rating, meaning it is dust-tight and protected against water jets from any angle.
Q4: Can I customize the wire connector type?
A: Yes, FILN supports customization for internal terminal blocks, wire lengths, and connector types for all industrial orders.
Q5: What materials are used in the WB3-2T construction?
A: It is manufactured from high-durability ABS/PC plastic with stainless steel screws and rubber gaskets.
Q6: How many wires can the WB3-2T handle?
A: It is a single-in, single-out design, ideal for protecting a single splice or connection point.
Q7: What certifications do FILN products carry?
A: Our factory products carry ISO9001, CE, UL, RoHS, and VDE certifications for global compliance.
Q8: Is the KCD4 4-pin screw terminal switch easy to wire?
A: Yes, the screw terminal design allows for secure mechanical connection without the need for specialized crimping tools.
Q9: Can this box be used in marine environments?
A: Yes, the IP65 rating and corrosion-resistant materials make it suitable for marine and RV applications.
Q10: Are samples available?
A: Yes, contact us at inquiry@cnylin.com.cn to request free samples for your project evaluation.
Dear Valued Customers,
At FILN, we specialize in delivering precision-engineered indicator lights, push button switches, and rocker switches tailored to your unique requirements. While our products default to standard voltage ranges (12-24V and 110-220V), we understand that specialized applications demand flexibility.
Need a Custom Voltage Solution? Simply inform us of your desired voltage specifications (e.g., 5V, 48V, or non-standard ranges), and our engineering team will craft a solution within 10-15 business days.
Why Choose FILN for Custom Manufacturing?
✅ Expertise You Can Trust: Over 20 years of experience in industrial-grade electronic component production.
✅ End-to-End Customization: From voltage adjustments to bespoke designs (shape, color, IP rating), we adapt to your needs.
✅ Quality Guaranteed: All custom orders undergo rigorous testing to meet CE/RoHS/IP65 standards.
✅ Scalable Support: Whether prototyping or bulk orders, we ensure seamless delivery.
How It Works
Consultation: Share your technical requirements via email or our contact form.
Design & Approval: Receive 3D models or samples for confirmation.
Production & QC: Precision manufacturing with real-time updates.
Global Shipping: Trackable logistics to your doorstep.
Contact Us Today
Email: inquiry@cnylin.com.cn
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