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Nilight 7 Way to 5-Way Coiled Trailer Extension Wiring Harness 5FT
✅ In stock
F
Grade
Analysis Confidence
100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 18, 2026 8:36 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price is slightly above the going rate for this product — worth watching for a drop.
- 🏷️The listed retail price is trimmed by 10% at checkout.
- 📉This is the most affordable price seen in roughly three months — a solid near-term opportunity.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
1.78/22
Market Standing
6.6/20
Deal Strength
7/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Amazon.com
🚚 Shipping
Free Shipping
Product Details
✓7-Pin to 5-Pin Adapter: 5-pin trailer wiring is similar to 4-pin wiring, The length can be extended to 5 FT. Note: it adds a blue wire for the reverse or backup lights. This Trailer adapter cord is designed to connect and transmit electrical signals between the tractor and the towed vehicle. It is compact enough, to easily adapt your 7-WAY RV BLADE vehicle socket to a 5-WAY FLAT connector used on lightweight trailers. You can use this for anything from your wiring harnesses on your towing vehicles or boat trailers
✓Stretchable Trailer Adapter Wiring: This adapter converts 7 way blade vehicle end to 5 way flat trailer end, makes connection between vehicle socket and trailer plug, provides sufficient space and flexibles. Transfers the power from the vehicle to trailer
✓Durable Construction: Heavy duty black plastic construction prevents rusting. Stretchable 18-gauge 7 way round to 5 way flat flexible coiled cable with 5ft full extension makes the wire does not drag but yet allows for the extra length needed for tight turns with a trailer. Soft PVC protects the harness for long lasting use. Brass and Tin-Plated terminal ensure great conductivity
✓Easy to Install: Plug 7 blade into your existing 7-way receptacle and connect your existing 5-pin flat plug on your trailer to the other end of the 5-flat coiled cable. Easy installation, no splicing wire
✓Package Include: 1 x 7 Way Blade to 5 Way Flat Coiled Trailer Wiring Harness 5Ft, 1 x User Manual.Perfect for most trailers, semitrailers, caravans, RV. Commonly used with tail lamp converters with 5-way flat trailer end connections
⚙️ Specifications
Brand
Nilight
Connector Type
7 Way Round to 4 Way Flat
Cable Type
Trailer Wiring Harness
Compatible Devices
Trailer, Caravan, RV, Vehicle with 5-pin flat trailer end connection
Special Feature
Stretchable
Compatible Phone Models
No Compatible Phone Models
Ethernet cable category
Cat 5e
Color
7Pin to 5Pin Coiled Cable
Connector Gender
Male-to-Female
Shape
Round
Number of Pins
7
