Nilight 50 Amp 50FT EV/RV Extension Cord 250V Heavy Duty 6/3+8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R 50F/50M Cable Suit for EV Charging RV Trailer Campers

Hero image 0 of Nilight 50 Amp 50FT EV/RV Extension Cord 250V Heavy Duty 6/3+8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R 50F/50M Cable Suit for EV Charging RV Trailer Campers, 0 of 9

Visit the Nilight Store

Nilight 50 Amp 50FT EV/RV Extension Cord 250V Heavy Duty 6/3+8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R 50F/50M Cable Suit for EV Charging RV Trailer Campers

(No ratings yet)

Key item features

Heavy-Duty 50 Amp Extension Cord – Designed for extending power to RVs, campers, trailers, or equipment that requires higher wattage. Compatible with NEMA 14-50 outlets, supporting both 125V/250V applications. Convenient for campsites, outdoor use, or when extra cord length is needed.
Certified for Safety – UL and ETL listed for use in the U.S. and Canada. Features NEMA 14-50P plug and NEMA 14-50R receptacle. Rated for up to 6,250W at 125V and 12,500W at 250V, meeting strict safety and performance standards.
High Conductivity Pure Copper Wires – Built with 100% pure copper, using 3 × 6 AWG and 1 × 8 AWG stranded wires for efficient conductivity and reduced voltage drop. Reliable for powering appliances and equipment that require stable current.
Durable & Weather Resistant – Heavy-duty PVC jacket with flame-retardant and heat-resistant properties, protecting the cord from outdoor elements such as rain, snow, soil, and UV exposure. Flexible STW jacket performs well in a wide range of weather conditions.
Flexible & Easy to Store – Despite its heavy-duty build, the stranded copper wire design keeps the cord flexible. Can be easily coiled and stored when not in use. Package includes one 50 Amp extension cord with durable molded ends for long-term use.

Specs

Extension cord type
Extension Cord
Cord length
50 ft
Amps
50 Amps
Rec location
Outdoor
Outlets
1
Features
Water-Resistant

Current price is $244.99

Price when purchased online

Free shipping
Free 30-day returns

Walmart Protection Plan by Allstate

(Only one option can be selected at a time)

3-Year Plan - $29.00

4-Year Plan - $43.00

How do you want your item?

Columbus, 43215

Arrives between Feb 11 - Feb 13

Sold and shipped by Nilight Autos

4.519230769230769 stars out of 5, based on 156 seller reviews(4.5)

Report an issue with this seller

Free 30-day returns

Compare with similar items

Comparison Overview:
Product	Viewing this item Nilight 50 Amp 50FT EV/RV Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R 50F/50M Cable Suit for EV Charging RV Trailer Campers current price $244.99 Nilight 50 Amp 50FT EV/RV Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R 50F/50M Cable Suit for EV Charging RV Trailer Campers	50FT 50A RV Extender Cable 250V Heavy Duty 6/3 8/1 Gauge STW Wire UL ETL Approved 4 Pole 14-50P 14-50R Weatherproof for EV Charge RV Lightweight Grey current price $244.99 50FT 50A RV Extender Cable 250V Heavy Duty 6/3 8/1 Gauge STW Wire UL ETL Approved 4 Pole 14-50P 14-50R Weatherproof for EV Charge RV Lightweight Grey	Nilight 25FT 50 Amp RV Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R Weatherproof Suit for EV Charging Trailer Campers Bright Green current price $139.99 Nilight 25FT 50 Amp RV Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R Weatherproof Suit for EV Charging Trailer Campers Bright Green	50 FT 50 Amp RV/EV Extension Cord Outdoor with Grip Handle, 4 Prong Flexible Heavy Duty 6/3 8/1 Gauge STW RV Power Cord Waterproof, NEMA 14-50P to 14-50R, ETL Listed current price $249.99 50 FT 50 Amp RV/EV Extension Cord Outdoor with Grip Handle, 4 Prong Flexible Heavy Duty 6/3 8/1 Gauge STW RV Power Cord Waterproof, NEMA 14-50P to 14-50R, ETL Listed	UL Listed 50A 15 Feet RV/EV Extension Cord, Heavy Duty 6/3 8/1 Gauge STW Wire, NEMA 14-50P/R Suit for Charging RV Trailer Campers current price $89.99 UL Listed 50A 15 Feet RV/EV Extension Cord, Heavy Duty 6/3 8/1 Gauge STW Wire, NEMA 14-50P/R Suit for Charging RV Trailer Campers	50ft RV Extension Cord 50 Amp, Heavy Duty STW RV Power Cord NEMA 14-50P/R, LED Handle, 15A Adapter, for RVs Campers Trailers ETL Listed current price $261.28 50ft RV Extension Cord 50 Amp, Heavy Duty STW RV Power Cord NEMA 14-50P/R, LED Handle, 15A Adapter, for RVs Campers Trailers ETL Listed	Nilight 50 Amp 50FT RV Locking Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire ETL Listed 4 Prong 14-50P SS2-50R 50F/50M Cable Suit for RV Trailer Campers Caravan current price $244.99 Nilight 50 Amp 50FT RV Locking Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire ETL Listed 4 Prong 14-50P SS2-50R 50F/50M Cable Suit for RV Trailer Campers Caravan 4.5 out of 5 Stars. 2 reviews	50A 25FT RV EV Extension Cord 250V Heavy Duty 6/3 8/1 gauge STW Wire UL ETL Listed 4-pin 14-50P 14-50R 50F/50M Suitable for RV Battery Charger current price $139.99 50A 25FT RV EV Extension Cord 250V Heavy Duty 6/3 8/1 gauge STW Wire UL ETL Listed 4-pin 14-50P 14-50R 50F/50M Suitable for RV Battery Charger	Nilight 50FT 30 Amp RV Extension Cord 125V Heavy Duty 10/3 Gauge Pure Copper STW Wire UL ETL Listed 3 Prong TT-30P TT-30R Weatherproof Suit for Camper Caravan Trailer Bright Green current price $109.99 Nilight 50FT 30 Amp RV Extension Cord 125V Heavy Duty 10/3 Gauge Pure Copper STW Wire UL ETL Listed 3 Prong TT-30P TT-30R Weatherproof Suit for Camper Caravan Trailer Bright Green	Nilight 30 Amp 100FT Generator Extension Cord 125/250V 7500 Watt Heavy Duty 10 Gauge Pure Copper STW Wire ETL Listed 4 Prong L14-30P L14-30R Cable for Generator RV Camper Outdoor Use current price $215.99 Nilight 30 Amp 100FT Generator Extension Cord 125/250V 7500 Watt Heavy Duty 10 Gauge Pure Copper STW Wire ETL Listed 4 Prong L14-30P L14-30R Cable for Generator RV Camper Outdoor Use 4.4 out of 5 Stars. 5 reviews

Comparison Chart:
Extension cord type	Extension CordNilight 50 Amp 50FT EV/RV Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R 50F/50M Cable Suit for EV Charging RV Trailer Campers	50FT 50A RV Extender Cable50FT 50A RV Extender Cable 250V Heavy Duty 6/3 8/1 Gauge STW Wire UL ETL Approved 4 Pole 14-50P 14-50R Weatherproof for EV Charge RV Lightweight Grey	-Nilight 25FT 50 Amp RV Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R Weatherproof Suit for EV Charging Trailer Campers Bright Green	-50 FT 50 Amp RV/EV Extension Cord Outdoor with Grip Handle, 4 Prong Flexible Heavy Duty 6/3 8/1 Gauge STW RV Power Cord Waterproof, NEMA 14-50P to 14-50R, ETL Listed	-UL Listed 50A 15 Feet RV/EV Extension Cord, Heavy Duty 6/3 8/1 Gauge STW Wire, NEMA 14-50P/R Suit for Charging RV Trailer Campers	RV Extension Cord50ft RV Extension Cord 50 Amp, Heavy Duty STW RV Power Cord NEMA 14-50P/R, LED Handle, 15A Adapter, for RVs Campers Trailers ETL Listed	RV Locking Extension CordNilight 50 Amp 50FT RV Locking Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire ETL Listed 4 Prong 14-50P SS2-50R 50F/50M Cable Suit for RV Trailer Campers Caravan	Industrial Grade50A 25FT RV EV Extension Cord 250V Heavy Duty 6/3 8/1 gauge STW Wire UL ETL Listed 4-pin 14-50P 14-50R 50F/50M Suitable for RV Battery Charger	30 Amp RV Extension CordNilight 50FT 30 Amp RV Extension Cord 125V Heavy Duty 10/3 Gauge Pure Copper STW Wire UL ETL Listed 3 Prong TT-30P TT-30R Weatherproof Suit for Camper Caravan Trailer Bright Green	Generator Extension CordNilight 30 Amp 100FT Generator Extension Cord 125/250V 7500 Watt Heavy Duty 10 Gauge Pure Copper STW Wire ETL Listed 4 Prong L14-30P L14-30R Cable for Generator RV Camper Outdoor Use
Cord length	50 ftNilight 50 Amp 50FT EV/RV Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R 50F/50M Cable Suit for EV Charging RV Trailer Campers	50'50FT 50A RV Extender Cable 250V Heavy Duty 6/3 8/1 Gauge STW Wire UL ETL Approved 4 Pole 14-50P 14-50R Weatherproof for EV Charge RV Lightweight Grey	25'Nilight 25FT 50 Amp RV Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R Weatherproof Suit for EV Charging Trailer Campers Bright Green	50 ft50 FT 50 Amp RV/EV Extension Cord Outdoor with Grip Handle, 4 Prong Flexible Heavy Duty 6/3 8/1 Gauge STW RV Power Cord Waterproof, NEMA 14-50P to 14-50R, ETL Listed	15'UL Listed 50A 15 Feet RV/EV Extension Cord, Heavy Duty 6/3 8/1 Gauge STW Wire, NEMA 14-50P/R Suit for Charging RV Trailer Campers	50'50ft RV Extension Cord 50 Amp, Heavy Duty STW RV Power Cord NEMA 14-50P/R, LED Handle, 15A Adapter, for RVs Campers Trailers ETL Listed	50 ftNilight 50 Amp 50FT RV Locking Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire ETL Listed 4 Prong 14-50P SS2-50R 50F/50M Cable Suit for RV Trailer Campers Caravan	25 ft50A 25FT RV EV Extension Cord 250V Heavy Duty 6/3 8/1 gauge STW Wire UL ETL Listed 4-pin 14-50P 14-50R 50F/50M Suitable for RV Battery Charger	50'Nilight 50FT 30 Amp RV Extension Cord 125V Heavy Duty 10/3 Gauge Pure Copper STW Wire UL ETL Listed 3 Prong TT-30P TT-30R Weatherproof Suit for Camper Caravan Trailer Bright Green	100 ftNilight 30 Amp 100FT Generator Extension Cord 125/250V 7500 Watt Heavy Duty 10 Gauge Pure Copper STW Wire ETL Listed 4 Prong L14-30P L14-30R Cable for Generator RV Camper Outdoor Use
Amps	50 AmpsNilight 50 Amp 50FT EV/RV Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R 50F/50M Cable Suit for EV Charging RV Trailer Campers	50 Amps50FT 50A RV Extender Cable 250V Heavy Duty 6/3 8/1 Gauge STW Wire UL ETL Approved 4 Pole 14-50P 14-50R Weatherproof for EV Charge RV Lightweight Grey	50 AmpsNilight 25FT 50 Amp RV Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R Weatherproof Suit for EV Charging Trailer Campers Bright Green	50 Amps50 FT 50 Amp RV/EV Extension Cord Outdoor with Grip Handle, 4 Prong Flexible Heavy Duty 6/3 8/1 Gauge STW RV Power Cord Waterproof, NEMA 14-50P to 14-50R, ETL Listed	50 AmpsUL Listed 50A 15 Feet RV/EV Extension Cord, Heavy Duty 6/3 8/1 Gauge STW Wire, NEMA 14-50P/R Suit for Charging RV Trailer Campers	50 Amps50ft RV Extension Cord 50 Amp, Heavy Duty STW RV Power Cord NEMA 14-50P/R, LED Handle, 15A Adapter, for RVs Campers Trailers ETL Listed	50 AmpsNilight 50 Amp 50FT RV Locking Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire ETL Listed 4 Prong 14-50P SS2-50R 50F/50M Cable Suit for RV Trailer Campers Caravan	50 Amps50A 25FT RV EV Extension Cord 250V Heavy Duty 6/3 8/1 gauge STW Wire UL ETL Listed 4-pin 14-50P 14-50R 50F/50M Suitable for RV Battery Charger	30 AmpsNilight 50FT 30 Amp RV Extension Cord 125V Heavy Duty 10/3 Gauge Pure Copper STW Wire UL ETL Listed 3 Prong TT-30P TT-30R Weatherproof Suit for Camper Caravan Trailer Bright Green	30 AmpsNilight 30 Amp 100FT Generator Extension Cord 125/250V 7500 Watt Heavy Duty 10 Gauge Pure Copper STW Wire ETL Listed 4 Prong L14-30P L14-30R Cable for Generator RV Camper Outdoor Use
Rec location	OutdoorNilight 50 Amp 50FT EV/RV Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R 50F/50M Cable Suit for EV Charging RV Trailer Campers	Outdoor50FT 50A RV Extender Cable 250V Heavy Duty 6/3 8/1 Gauge STW Wire UL ETL Approved 4 Pole 14-50P 14-50R Weatherproof for EV Charge RV Lightweight Grey	OutdoorNilight 25FT 50 Amp RV Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire UL ETL Listed 4 Prong 14-50P 14-50R Weatherproof Suit for EV Charging Trailer Campers Bright Green	Indoor and Outdoor50 FT 50 Amp RV/EV Extension Cord Outdoor with Grip Handle, 4 Prong Flexible Heavy Duty 6/3 8/1 Gauge STW RV Power Cord Waterproof, NEMA 14-50P to 14-50R, ETL Listed	OutdoorUL Listed 50A 15 Feet RV/EV Extension Cord, Heavy Duty 6/3 8/1 Gauge STW Wire, NEMA 14-50P/R Suit for Charging RV Trailer Campers	Outdoor50ft RV Extension Cord 50 Amp, Heavy Duty STW RV Power Cord NEMA 14-50P/R, LED Handle, 15A Adapter, for RVs Campers Trailers ETL Listed	Indoor and OutdoorNilight 50 Amp 50FT RV Locking Extension Cord 250V Heavy Duty 6/3 8/1 Gauge Pure Copper STW Wire ETL Listed 4 Prong 14-50P SS2-50R 50F/50M Cable Suit for RV Trailer Campers Caravan	Outdoor50A 25FT RV EV Extension Cord 250V Heavy Duty 6/3 8/1 gauge STW Wire UL ETL Listed 4-pin 14-50P 14-50R 50F/50M Suitable for RV Battery Charger	OutdoorNilight 50FT 30 Amp RV Extension Cord 125V Heavy Duty 10/3 Gauge Pure Copper STW Wire UL ETL Listed 3 Prong TT-30P TT-30R Weatherproof Suit for Camper Caravan Trailer Bright Green	OutdoorNilight 30 Amp 100FT Generator Extension Cord 125/250V 7500 Watt Heavy Duty 10 Gauge Pure Copper STW Wire ETL Listed 4 Prong L14-30P L14-30R Cable for Generator RV Camper Outdoor Use

Now hiding additional rows in the Table

About this item

Product details

Heavy Duty 50Amp 125V/250V Pure Copper 6 Gauge Extension Cable

Length: 50 FT 50 Amp RV/EV Power Extension Cord; Volts: 125V/250V; Watts: 6250 watts (125 Volts ) and 12500 watts (250 Volts). Wire Gauge: 6 AWG x 3 Wires+ 8 AWG x 1 Wire; Material: 100% Pure Copper with PVC Jacket; Plug Type: Male Plug: NEMA 14-50P; Female Plug: NEMA 14-50R; Max loading: 50A 250V The wires are stranded copper, it’s very flexible and the STW jacket is very durable. Despite being so heavy-duty, the cord is flexible enough that it can be coiled and stored with relative ease.

Product features

The cord is coated with a heavy-duty flame retardant, heat resilient PVC sheath that serves as protection from the outdoor elements.
Male Plug: NEMA 14-50P. Usually plugs into the power source of the campground, generator or the 14-50 power outlet box.
Female Plug: NEMA 14-50R. Accept RV trailer Camper or EV with 14-50 plug.
The extension cord is internationally U L and E T L certified, can be use in both the U.S. and Canada. Wires meet the safety and quality guaranteeing.

Heavy-Duty 50 Amp Extension Cord – Designed for extending power to RVs, campers, trailers, or equipment that requires higher wattage. Compatible with NEMA 14-50 outlets, supporting both 125V/250V applications. Convenient for campsites, outdoor use, or when extra cord length is needed.
Certified for Safety – UL and ETL listed for use in the U.S. and Canada. Features NEMA 14-50P plug and NEMA 14-50R receptacle. Rated for up to 6,250W at 125V and 12,500W at 250V, meeting strict safety and performance standards.
High Conductivity Pure Copper Wires – Built with 100% pure copper, using 3 × 6 AWG and 1 × 8 AWG stranded wires for efficient conductivity and reduced voltage drop. Reliable for powering appliances and equipment that require stable current.
Durable & Weather Resistant – Heavy-duty PVC jacket with flame-retardant and heat-resistant properties, protecting the cord from outdoor elements such as rain, snow, soil, and UV exposure. Flexible STW jacket performs well in a wide range of weather conditions.
Flexible & Easy to Store – Despite its heavy-duty build, the stranded copper wire design keeps the cord flexible. Can be easily coiled and stored when not in use. Package includes one 50 Amp extension cord with durable molded ends for long-term use.

info:

We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.

Specifications

Extension cord type

Extension Cord

Cord length

50 ft

Amps

50 Amps

Rec location

Outdoor

Warranty

Warranty information

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.