CURT Automotive Electrical Plug: 4-Way Flat (MPN 55050)
SKU 3G-OTH-484647
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Frequently Asked Questions
What is the CURT 55050 4-Way Flat plug used for?
The CURT 55050 is a 4-Way Flat automotive electrical plug used for connecting trailer lighting systems to a towing vehicle. It is commonly applied in fleet and vehicle maintenance for utility trailers, boat trailers, and small campers, ensuring reliable signal for brake, turn, and tail lights.
What are the specifications of the CURT 55050 4-Way Flat plug?
The CURT 55050 is a 4-Way Flat connector with manufacturer part number 55050. It is designed for standard automotive trailer wiring applications, providing a durable, weather-resistant connection for brake, turn, and tail light circuits. No additional voltage or amperage ratings are specified in the product data.
Where to buy the CURT 55050 4-Way Flat plug worldwide?
3G Electric supplies the CURT 55050 4-Way Flat plug to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this part.
How to install the CURT 55050 4-Way Flat plug?
Install the CURT 55050 by splicing the trailer wiring harness to the plug's color-coded wires: typically white for ground, brown for tail lights, yellow for left turn/brake, and green for right turn/brake. Use heat-shrink connectors for weatherproofing and test all circuits before towing.
Used in
Common applications for CURTCURT Products
3G Electric supplies CURT fleet and vehicle maintenance. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









