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Hot Sales Trailer Parts & Accessories 7 To 13 Pin Trailer Connector Plug

The Trailer Connector Plug is an essential electrical component used to establish a secure and reliable connection between the towing vehicle and the trailer for transmitting power and control signals. It enables synchronized operation of lighting functions such as brake lights, turn signals, tail lights, reverse lights, auxiliary power, and sometimes ABS or braking systems.

Commonly known as a trailer plug, tow connector, or trailer electrical socket/plug, this device ensures compliance with road safety regulations by maintaining clear communication between the vehicle and trailer. Designed for durability in harsh environments, these connectors are resistant to water, dust, vibration, and corrosion.
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  • Trailer Parts

Attribute Description
Product Name Trailer Connector Plug / Trailer Electrical Plug
Common Names Tow Plug, Trailer Socket, Trailer Electrical Connector
Function Transmits electrical signals: brake lights, turn signals, tail lights, ground, battery charge, ABS
Connector Types 4-Pin, 5-Pin, 6-Pin, 7-Pin Flat (ISO 11446), 7-Pin Round (ISO 1724), SAE J560 (heavy-duty)
Standard Compliance ISO 11446, ISO 1724, SAE J560, ECE R121, DOT, CE, RoHS
Housing Material UV-resistant ABS plastic, nylon, or rubber
Contact Material Brass or copper alloy, tin-plated or silver-coated
Protection Rating IP67 (dust-tight and waterproof when mated)
Voltage Rating 12V / 24V DC
Operating Temperature -40°C to +85°C (-40°F to +185°F)
Mounting Type Panel mount, inline, pigtail cable, flush mount
Cable Length (if included) 0.5m – 3m (standard), custom lengths available
Color Coding Standardized per ISO (e.g., Brown = Tail Light, Green = Right Turn Signal)
Reusability & Durability High – designed for frequent connect/disconnect cycles
连接器插头-4


连接器插头-1


Parameter Specification
Model Number TC-7P-ISO11446
Standard ISO 11446 (7-pin flat)
Number of Pins 7 pins
Pin Configuration Standard ISO layout (see pinout below)
Current Rating per Circuit 20A (brake/tail), 10A (others)
Insulation Resistance ≥ 50 MΩ
Dielectric Strength 500 V AC, 1 minute (no breakdown)
Contact Resistance ≤ 10 mΩ
Mating Cycle Life ≥ 10,000 cycles
Cable Gauge (if included) 16 AWG (1.5 mm²) or 14 AWG (2.5 mm²) optional
Plug Dimensions Approx. 65 mm × 35 mm × 25 mm
Weight ~80–120 g (depending on housing and cable)
Approvals E-marked, CE, RoHS, compliant with FMVSS 108 (USA)


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