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6-Conductor Commercial Configuration: Seamlessly routes core lighting circuits—including power, ground, turn signals, and marker functions—through a single, integrated round cable profile.
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Premium 10/12 Gauge Architecture: Outfitted with heavy-gauge wiring (10 and 12 AWG) designed to safely manage high current draws and prevent power loss or flickering across long trailer frames.
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Dual Ring Terminal Interface: Pre-terminated on both ends with high-conductivity ring terminals, ensuring clean, vibration-resistant, and spark-free contact connections.
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Standard Stocked 387" Length: Delivers ample coverage for medium to long-wheelbase applications, acting as a reliable cornerstone for custom electrical runs.
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Industry-Standard Color Coding: Uses clean, easily recognizable wire jackets (Black, Brown, Green, Red, Yellow, White) for rapid circuit identification and streamlined fleet troubleshooting.
Truck-Lite 50133 – 50 Series 387" 6-Conductor Main Cable Wiring Harness, 10/12 Gauge, Ring Terminals
Streamline and secure your commercial vehicle's electrical infrastructure with the heavy-duty Truck-Lite 50133 50 Series 387-Inch Main Cable Wiring Harness. Engineered specifically for trailers, chassis configurations, and long-haul commercial vehicle systems, this premium 6-conductor main cable delivers exceptional current stability and environmental protection for your entire lighting network.
Spanning a standard stocked length of 387 inches (approx. 32.25 ft), the Truck-Lite 50133 features high-capacity 10 and 12-gauge wiring to drastically minimize voltage drop across extended distances. Both ends of the round cable are pre-terminated with heavy-duty ring terminals, providing a rock-solid, bolt-on connection point ideal for linking to terminal blocks, heavy ground posts, or central junction boxes. Color-coded to industry standards, this harness simplifies fleet maintenance, reduces installation errors, and stands up to the most punishing over-the-road environments.