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Nilight 4 Way Trailer End Connect Wire 10 Feet

  • Based on 74 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazon

Arrives Thursday, Oct 8
Order within 8 hours and 35 minutes
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Color: Male End Jacket Wiring Harness 10FT


Features

  • Trailer-Side 4 Pin Extension Wire: This trailer wire extension with 4 way flat plug connector is designed to provide plenty of extra length for your flexible installation. Provides a more convenient male plug arrangement for replacing broken wires on a variety of trailers. It can be used for marine boat trailers, horse trailers, motorcycle trailers, ATV trailers, and other cargo utility trailer hitches as long as it has a 4-way connection.
  • Heavy Duty Trailer Light Plug: Nilight Trailer End Connector 4 Wire is a superior upgrade to your 4 prong taped wires on trailers. Come with 18 AWG standard color-coded wires ensure your proper wiring connection to your taillights, brake lights and turn signals.
  • 4-pole flat connector: This 4-prong trailer light plug wiring equipped with blunt-cut, color-coded trailer wires, comes ready to splice into your existing trailer wiring. 4-pin connectors are available allowing the basic hookup of the lighting functions (Left/Right turn and brake lights) plus one pin is provided for a ground wire. (Not compatible with motorcycle trailer wiring, please confirm the fitment to be not the wrong item before ordering.)
  • Built to Last: Nilight Flat 4-pin male end trailer harness is made of heavy duty 18-gauge wires and pure copper terminals, excellent weatherproof & abrasion proof cable sheath, Color coded wires for clearly identified as each wire's function, Extends wiring system provides more flexibility. Rated voltage: 300V. Heat resistance: 105C. It is wrapped with insulating rubber that will never rust or corrode.
  • Package: 1x 10Ft 4 Way Trailer End Connector Wire, 1 x User Manual, 2 Year Warranty by Nilight.

Description

About Us Nilight is a popular brand that is dedicated to providing innovative, cost-effective, and quality products. We have specialized in automotive products and parts for many years. Constant improvement and innovation is our eternal aim. Nilight electrical connectors are designed and manufactured to give you a reliable connection every time you plug in your trailer. This trailer wire extension with 4 way flat plug connector is designed to supply power for tail lights, turn and brake lights, as well as a ground connection. Can be used to marine boat trailer, horse trailer, motorcycle trailer, ATV trailer, and other cargo utility trailer hitches. 2 Year War ranty honor by Nilight included. 4-Pin connector can be used to connect the taillights, brake lights, reverse lights, turn signals, trailer brakes and auxiliary power. Pure copper and Tin-Plated terminal ensure great conductivity and durability. Fit for outdoor environments that require waterproof and dustproof. Ideal replacement OEM vehicle end trailer plug to supply power. Made of 18AWG higher than standard heavy duty constructions. withstand any twist tug or tangle 1. Made of brass and tin-plated copper terminals, ensure your connector optimum intensity and life for the trailer light. 2. Grease applied to trailer wiring terminals on a regular basis helps to prevent corrosion. The trailer Wiring is made of Pure copper,Wire diameter 18AWG. Not easy to get hot, better electrical conductivity. It is wrapped with insulating rubber that will never rust or corrode. it is highly waterproof, wear-resistant, flame retardant and cold resistant and extremely durable. Trailer Wiring Harness Trailer Connector Adapter Trailer Connector Adapter Trailer Connector Adapter Trailer Wiring Tester Trailer Wiring Harness Trailer Wiring Harness

Brand: Nilight


Connector Type: 4 Pin


Cable Type: Trailer Lighting Cable


Compatible Devices: Trailers


Special Feature: Color-coded lead wires


Connector Type: 4 Pin


Cable Type: Trailer Lighting Cable


Compatible Devices: Trailers


Other Special Features of the Product: Color-coded lead wires


Compatible Phone Models: No Compatible Phone Models


Connector Gender: Male-to-Female


Number of Pins: 4


Maximum Current: 15 A


Wattage: 60 watts


Maximum Voltage: 300 volts


Gauge: 18


Recommended Uses For Product: Trailer lighting and power connections


Indoor Outdoor Usage: Outdoor


EU Spare Part Availability Duration: 2 years


Color: Male End Jacket Wiring Harness 10FT


Brand Name: Nilight


Model: 50334T


Item Length: 120 inches


Manufacturer: Nilight


UPC: 840323914512


Warranty Description: 2 Year Warranty


Included Components: 1PCS 4 Way Trailer End Connect Wire 10 Feet


Part Number: 50334T


Unit Count: 10 Feet


Number of Items: 1


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Thursday, Oct 8

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

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Top Amazon Reviews


  • Great item
Color: Male End Jacket Wiring Harness 10FT
Worked well for my project truck
Reviewed in the United States on August 1, 2026 by Bought this item and the battery didn’t fit it was hanging out

  • Worked well for a small trailer
Color: Male End Jacket Wiring Harness 10FT
My 5x8 utility trailer needed a new plug, as it had dried out and was cracking. This product worked well to rewire it, although I didn't need to used the full length as a I had a junction point under the trailer. It was easy enough to wire up with basic connectors and wire strippers, and the color coding of the wires was correct for standard trailer wiring. ... show more
Reviewed in the United States on June 23, 2025 by Chris Carter

  • Four pole trailer plug
Color: Male End Jacket Wiring Harness 10FT
Nice and long for my boat trailer
Reviewed in the United States on April 9, 2025 by Mitchell L. Merkel

  • Nice replacement connector
Color: Male End Jacket Wiring Harness 10FT
This is exactly as described. It was easy enough to splice into my existing cord, and works great. The actual connector is a little hard to push into my rig, otherwise it would have been rated a 5 star.
Reviewed in the United States on May 19, 2026 by William Masterson

  • Looks good.
Color: Male End Jacket Wiring Harness 10FT
Looks fine. Not yet tested.
Reviewed in the United States on May 9, 2026 by ChrisL

  • Nice product.
Color: Male End Jacket Wiring Harness 10FT
Nice product.
Reviewed in the United States on May 27, 2024 by hoanguyen

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