

Hero image 0 of Nilight 50 Amp 50FT RV Locking Extension Cord with Adapter 30Amp to 50Amp 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 Campers Caravan, 0 of 9
Nilight 50 Amp 50FT RV Locking Extension Cord with Adapter 30Amp to 50Amp 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 Campers Caravan
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Key item features
- 50FT Extension Cord: You should get this "Just in case" you encounter a camping site where you need more than 50 FT. Be prepared and have extra supplies for the "Just in case" scenario. Great extension for those who need the extra cord due to the placement of the RV. It can be used indoors, garage, campground, or backyard, also handy for plugging in bigger outdoor items like a generator or wherever you need it.
- 30 to 50 Amp Adapter: Adapter NEMA TT-30P to NEMA 14-50R. Allows you to connect the 30 AMP female plug on the electric generator, or a 30 AMP external receptacle at RV Park or Campground to a 50 AMP service on your RV, which quickly supplies power for the refrigerator, microwave oven, roaster and other household appliances.
- UL and ETL Certified: The extension cord is internationally UL and ETL certified, can be use in both the U.S. and Canada. Wires meet the safety and quality guaranteeing. Features NEMA 14-50P & NEMA SS2-50R connections and is rated for 250 volts/12500 watts.
- High Performance And Weather Resistant: Made of 100% pure copper with full 6/3+8/1 gauge wire to ensure high conductivity. The wire is coated with a heavy-duty, flame-retardant, heat-resistant PVC jacket that withstands harsh, extreme outdoor weather and protects the wire from wind, rain, snow, soil, and rocks for long-lasting durability.
- Flexible: 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.
Specs
Extension cord type, Locking
Cord length, 50 ft
Amps, 50 A
Rec location, Indoor and Outdoor
Features, Heavy Duty, Durable
Brand, Nilight
Extension cord type
Locking
Cord length, 50 ft
Cord length
50 ft
Amps, 50 A
Amps
50 A
Rec location, Indoor and Outdoor
Rec location
Indoor and Outdoor
Features, Heavy Duty, Durable
Features
Heavy Duty, Durable
Brand, Nilight
Brand
Nilight
About this item
Product details
Product description
- Nilight 50AMP RV Locking Extension Cord - Heavy Duty 250V Pure Copper 6/3+8/1 Gauge Extension Cord With 15A to 30A Adapter
- Length: 50FT; Ampere: 50Amp; Volts: 250V; Watts: 12500W; Gauge: 6/3+8/1 AWG
- Material: 100% Pure Copper with PVC Jacket
- Plug Type: Male NEMA 14-50P to Female NEMA SS2-50R (locking design for anti-loose and secure connection)
- Adapter: 30Amp (NEMA TT-30P) male adapter; 50Amp (NEMA 14-50R) female adapter
Product Details
- Male Plug (NEMA 14-50P): Usually plugs into the power source of the campground, generator or the 14-50P power outlet box, ensuring stable and reliable high-power input for RV electrical systems.
- Female Plug (NEMA SS2-50R): Locking-type female plug, accepts RV trailer, camper or generator with SS2-50R plug. The locking mechanism effectively prevents accidental disconnection caused by wind, vibration, or movement during use, greatly enhancing connection safety and stability.
- Male Adapter (30 Amp NEMA TT-30P): Equipped with high-quality copper PINs that provide strong conductivity, enabling efficient power transmission with minimal energy loss and no excessive heat buildup, even during prolonged high-load operation.
- Female Adapter (50 Amp NEMA 14-50R): Features a superior PVC material housing, offering excellent durability, corrosion resistance, and protection against dust, moisture, and external impacts. Designed to withstand harsh outdoor and rugged environmental conditions, ensuring long-term reliable performance.
Wide Application
- Enables convenient RV recharging anywhere with compatible power sources, including campground 50AMP hookups, 30AMP TT-30 power outlets (via the included adapter), and dedicated 50AMP power stations. The 50FT extra-long length provides maximum flexibility in RV positioning, eliminating distance restrictions from power sources during long camping trips, cross-country adventures, or emergency power needs.
- Seamlessly connects to generators, delivering a stable 12500W high-power supply for RVs, supporting the simultaneous operation of multiple high-power appliances such as air conditioners, refrigerators, microwaves, water heaters, and entertainment systems without voltage drops or disruptions.
- Ideal for high-power RVs, travel trailers, fifth wheels, and other 50AMP 250V electrical equipment. The 6/3+8/1 AWG pure copper wiring ensures consistent and stable power transmission over the 50FT distance, while the locking female plug adds an extra layer of safety and reliability, making it suitable for long-term outdoor use in various complex environments.
- 50FT Extension Cord: You should get this "Just in case" you encounter a camping site where you need more than 50 FT. Be prepared and have extra supplies for the "Just in case" scenario. Great extension for those who need the extra cord due to the placement of the RV. It can be used indoors, garage, campground, or backyard, also handy for plugging in bigger outdoor items like a generator or wherever you need it.
- 30 to 50 Amp Adapter: Adapter NEMA TT-30P to NEMA 14-50R. Allows you to connect the 30 AMP female plug on the electric generator, or a 30 AMP external receptacle at RV Park or Campground to a 50 AMP service on your RV, which quickly supplies power for the refrigerator, microwave oven, roaster and other household appliances.
- UL and ETL Certified: The extension cord is internationally UL and ETL certified, can be use in both the U.S. and Canada. Wires meet the safety and quality guaranteeing. Features NEMA 14-50P & NEMA SS2-50R connections and is rated for 250 volts/12500 watts.
- High Performance And Weather Resistant: Made of 100% pure copper with full 6/3+8/1 gauge wire to ensure high conductivity. The wire is coated with a heavy-duty, flame-retardant, heat-resistant PVC jacket that withstands harsh, extreme outdoor weather and protects the wire from wind, rain, snow, soil, and rocks for long-lasting durability.
- Flexible: 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.
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
Locking
Cord length
50 ft
Amps
50 A
Rec location
Indoor and 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.
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