7 Wire Trailer Wire
- According to UL Standard
- Approved by CE, UL
- Place of Origin: Henan, China
- Number of Cores: 7
- HS Code: 8544492100
- MOQ: 1000 Meters
3.9 $ / Meter
5
- Product Details
7 trailer wire is an electrical connection system designed for heavy-duty and feature-rich trailers. It enables the transmission of electrical signals between the trailer and the towing vehicle via a 7-pin connector. In comparison to a simple 4-trailer cable, the 7 wire trailer cable supports a wider range of applications such as heavy-duty trailers, RVs, and commercial transportation trailers. At the same time, the 7-core trailer cable is durable and waterproof to withstand a wide range of weather and driving conditions. Its 7 poles can be easily identified and installed in the junction box.
- Specification
- 7 Trailer Wire Gauge: 14 gauge/12 gauge
- Temperature Range: Max 90°C, Min -10 °C
- Test Voltage: 2.0KV/5Min
- OD: 16.6mm
- Construction
7 wire trailer wiring diagram
- Conductor: Stranded Copper
- Insulation: PVC
- Insulation Color: Green, Yellow, Brown, Blue, Black, White, Red
- Jacket: PVC
- Sheath Color: Black
- Parameter
FAQ
What are the typical wire gauges in a 7-Way cable?
Most high-quality 7-way cables use a mixed-gauge construction: 10 or 12 AWG: For Ground (White) and Power (Black) to handle high current；14 AWG: For the remaining 5 signal wires (Brakes, Lights, Turn).
What is the voltage rating for 7-Way Trailer Wire?
It is rated for DC automotive voltage, typically 12V to 24V DC.
Which wire provides 12V Auxiliary Power?
The Black wire is typically used for the 12V+ hot lead. This charges the trailer’s breakaway battery or house battery while towing.
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