Top 10 Best 50 amp generator cord 50 feet in 2026

Last Updated - 6/27/2026

🏆Best Choice

PlugSaf

PlugSaf 50 Amp Generator Cord, 50FT 50 Amp RV Extension Cord with Twist Lock, Generator Cable 50A 4 Prong Yellow, NEMA 14-50P/SS2-50R Heavy Duty STW Wire for RV Camper & House

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Emergency Power Ready: 50 Amp generator cord connect 50amp portable generator to house's 50A SS2-50P or CS6375 power inlet box, manual transfer switch, breaker panel; 50 amp generator extension cord providing your family with a safe and reliable power supply during blackouts, storms, hurricanes, floods, or thunderstorms
•Reliable Electrical Rating: Male plug is NEMA 14-50P, 50A, 250V, 12500W; Female receptacle plug is NEMA SS 2-50R, 50A, 250V, 12500W with locking threaded ring; 50A generator outdoor extension cord waterproof constructed with heavy duty STW generator power cord. 50 amp rv cord all ETL certified
•Weatherproof Twist Locking Design: 50 amp RV extension cord female twist locking connector with a threaded ring; This design ensures a secure and weatherproof connection between the adapter and your power inlet box; You can have peace of mind knowing that your power supply will stay intact even in challenging outdoor conditions
•Enhanced Safety&Durable: 50 amp rv power cord heavy duty cord inner core made of copper and outer jacket is heavy duty flame retardant; UV-resistant polyvinyl plastic sleeve that serves as protection from outdoor weatherproof, wear and tear, ensuring optimal conductivity and reducing the risk of overheating or electrical hazards
•Easy to Use and Organize: 50 FT yellow 50Amp generator extension cord comes with ergonomic grip handles on the male end for easy plugging and unplugging; RV extension cord 50 amp includes adjustable cord storage straps, making carrying and storing the cord a breeze

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$206.99

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PlugSaf

PlugSaf NEMA 14-50P/14-50R 50 FT 50 Amp RV/EV Extension Cord Outdoor with Grip Handle, 4 Prong Flexible Heavy Duty STW RV Power Cord Waterproof, 50A 125/250V 6250/12500W, Black-Yellow, ETL Listed

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•NEMA 14-50 Extension Cord: 50amp rv extension cord 50 foot, STW, 125V/250V, 6250W/12500W, 50Amax, meeting the power requirements of most RVs/EVs and camping equipment; Male plug NEMA 14-50P, female socket NEMA 14-50R, please ensure that your socket is the correct model; For details on incompatible models, please refer to the image
•Weatherproof & Durable: RV extension cord 50 amp exhibits excellent weather resistance IP65 waterproof, making it suitable for use in various weather conditions, including sunlight, rain, and low temperatures (-40°C); It is constructed with high-quality materials and is heat-resistant, flame-retardant, corrosion-resistant, wear-resistant ensuring safer and more reliable usage for your outdoor RV
•Grip Handle Design: Ergonomic handle designed for easy grip, plug/unplug without damaging the cord, making it safer to use; Outdoor RV cord 50 amp is ideal for motorhomes, travel trailers, auto vehicles, and outside campers also suit for Level 2 EV charging such as Tesla Model 3, S, X, and Y
•Flexible & Easy to Storage: The NEMA 14-50 extension cord jacket is made with solid and flexible material, allowing for easy bending and storage, adapting to different layouts and environments; Additionally, Equipped with an adjustable cord organizer that enables neat coiling of the cord and hanging, making storage and transportation and preventing tangling and confusion
•ETL & Service: RV power cord 50 amp; Your satisfaction is our greatest pursuit, if you may encounter problems during use, you can always communicate with us, and we will solve it in 24 hours

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$199.99

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Kohree

Kohree 50' RV Extension Cord 50 Amp Generator Cord, 50 Amp RV Power Cord with Grip Handle, NEMA 14-50P to SS2-50R Twist Lock, 30M/50F Adapter Included, 6/3+8/1 Gauge STW Wire, ETL Listed

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•【Specification】 Male Plug: 50A (NEMA 14-50P), Female Receptacle: 50A (NEMA SS 2-50R) twist locking. Rated: 125/250V, 6250/12500W.
•【Heavy Duty Extension Cord 50FT】 6/3+8/1 Gauge STW wires made of 100% copper coated with PVC provide good conductivity, flexibility and weather resistance. 50' length is enough to connect the campground or park power to your RV, motorhome, trailer or vehicle.
•【Twist Lock Design】 50 Amp female locking receptacle is a watertight molded connector with a ANTI-SLIP threaded ring for a weatherproof connection.
•【Finger Grip Plug & 90°Head】 Allow you to plug in or unplug the cable easily. The strain relief structure makes the cord not easy to break. 90°Head maintains stability and reduces pressure on the cord.
•【Electrical Accessories Included】 Comes with an adjustable cord organizer for using and storing the extension power cord effortlessly, and a 30M/50F adapter in case your RV has a 50 AMP power inlet but needs to plug into a 30 AMP power source.

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$207.99

$249.99

-17%

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Kohree

UL Listed 50 Feet 50 Amp Generator Extension Cord, NEMA 14-50P Male to SS2-50R 6/3+8/1 AWG 125/250V Heavy Duty Generator Power Cable with Twist Lock, Connectors for Generator to House

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•【2-IN-1 GENERATOR CORD】As Essential Tools For Home Backup Power. 50 Amp generator cord connect the generator to provide with a stable power supply. Besides as generator extension cord, when unplug the pin on the SS2-50R plug, can use it for 50AMP RV power extension cord on the RV charging port, compatible with all SS2-50P/CS6375 inlet boxes.
•【SAFETY DESIGN - TWIST LOCK】50 amp RV generator cord designed with NEMA SS2-50R twist lock connector to avoid cord slipping from holster & lock tightly for security use. Male/ Female end of cord is designed with ergonomic grip handles to safely and easily plug and unplug connector.
•【 HIGH QUALITY & ETL LISTED 】50 Amp RV generator extension power cord heavy duty 6/3 + 8/1 gauge cord inner core made of 100% copper wire coated with a heavy duty flame retardant, heat resistant PVC sheath & water resistant molded plug, helps serves as protection from outdoor weatherproof, wear and tear, ensuring optimal conductivity and reducing the risk of overheating or electrical hazards.
•【HIGH CONDUCTIVITY】50 Amp. 6/3 AWG+8/1 AWG STW. Cable Male plug：NEMA 14-50P with the pin. Female plug：NEMA SS2-50R. 125/250V, 6250/12500W. A useful and reliable emergency electric extension cord for your generator. Offer three sizes for choose from: 10FT, 25FT, 50FT.
•【EASY TO ORGANIZE】Comes with a cable organizer for you to storage the cable flexible & effrctively. 50 Amp RV generator extension cord providing your family with a safe and reliable power supply during blackouts, storms, hurricanes, floods, or thunderstorms.

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$210.99

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VEVOR

VEVOR 50FT 50 Amp Generator Extension Cord, STW 45446 + 45505 125V 250V Generator Power Cord, N14-50P & SS2-50R & CS6364 Twist Lock Connectors

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•50A Pure Copper Cable: Current: 50AMP, Voltage: 125/250V, Power: 12500W. This 50A power cord is pure copper wires. It has 6/3+ 8/1 (3 wires at 6 AWG, 1 wire at 8 AWG) cable, which is heavy-duty but flexible enough to be managed.
•50FT Power Cord: The 50FT length generator cord is suitable for long-distance operation. Possessing the capacity of STW, this 50 amp generator cord can be used indoors and outdoors in all weather and seasons.
•Twist Locking Design: Locking ring design keeps dust and rain out of plug connection. When the plug is inserted and twisted into the locked position, it will not slip from the generator socket due to wind, hurricane, heavy rain, snow, etc.
•Portable Strap: The ergonomic grip makes it easier for you to plug and unplug. The plastic strap makes the cord neat when not in use. This generator wire is perfect for emergency generator connection to help power the entire home, office, shop, etc.
•Wide Application: This cord enables an easier reach from your generator to your nearest power receptacle or electrical connection. So you can use secure electricity when you are home, working, or outdoor traveling.

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$199.90

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S7 50Ft 50Amp STW Heavy Duty RV Extension Cord with Additional Ring,14-50P Male and SS2-50R Twist-Locking Female,6AWG/3C + 8AWG/1C 125V/250V for RV Trailer, Camper, Motorhome

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•🔔【 EXTENDED LENGTH WITH CERTIFIIED UL】RV Locking Adapter With With A Threaded Ring For Weatherproof Connection, Connect To Cistant Power Outlets To Power Up Your RV And Enjoy A Great Family Campout
•🔔【USES AND COMPATIBILITY 】 S7 RV Extension Cord Is Ideal For Use At Campsites For RVs, Trailers And Campers.NEMA 14-50P(male) And SS2-50R (Female), 6AWG/3C + 8AWG/1C, This Power Cord Safely Conducts Power Of 50Amp, 125/250V.Maximum Wattage: 12,500 Watts. Be Empowered Anywhere, With S7 Power Cord Extension High Rating
•🔔【50 Feet Robust Beast 】Heavy Duty Chord, Constructed With 100% Copper Wiring Coated With Flame Retardant, Heat Resistant PVC, The Cord Is Super Huge In Diameter. When P&G Cut The Power To California Resistents, With The Cord, You Will Not Warry About The Power Outage Again
•🔔【EASY TO ORGANIZE 】The Plastic Strap Make The Cord Neat When Not In Use. Easy To Store In Your RV Cabinet Or Garage. Plug Protector Included
•🔔【MULTIPLE USE】 50 Amp Locking Cord Provide You To Connect The RV Park Power To Your RV, Campers, Trailer Or Vehicle With 50 Amp Inlet And Also Your Generator To Your House.

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$179.99

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VEVOR

VEVOR 50 Amp Generator Extension Cord 50 Feet, 250V 12500W Heavy Duty Power Cable, NEMA 6-50P to 6-50R SWT 6 AWG Welder Extension Cord, with Storage Bag, for Generator, ETL Listed

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•50A Pure Copper Cable: This 6AWG heavy-duty generator extension cord, rated for 50A, is specifically designed for high-power equipment. It seamlessly connects your generator, delivering stable power to your outdoor devices with reliability you can count on
•Security is Our Priority: This generator extension cord is ETL certified, ensuring secure and reliable power in any environment. With a generous 50 ft (15.24 m) length, it extends the reach of your outdoor equipment, providing flexibility wherever you need it
•Weather-Resistant Durability: With an SWT insulation rating, this generator power cord is built to withstand harsh weather conditions, including rain, humidity, and intense sunlight. Whether you're working outdoors or need to extend power indoors, it ensures reliable performance in all environments
•User-Friendly Design: Equipped with a light indicator on the female end, this generator electric cord allows you to check the power connection status at a glance. The ergonomic handle provides a comfortable, firm grip for effortless plugging and unplugging while reducing hand strain during frequent use
•Easy Storage & Transport: This generator power cable comes with a convenient storage bag and cable tie, making it simple to store and transport the cord neatly. No more worrying about tangled wires or potential damage. It keeps your space tidy and organized effortlessly

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$152.99

$179.99

-15%

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Nilight

Nilight 50 Amp 50FT Generator Extension Cord 250V Heavy Duty 6/3+8/1 Gauge Pure Copper STW Wire ETL Listed 4 Prong 14-50P SS2-50R&CS6364 50F/50M Cable Suit for RV Home Use

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•50 AMP Generator Cord Cord: You should get this "Just in case" you encounter a power outage no matter for a short duration or overnight, these situations cause you much trouble, and our 50 amp generator cord is perfect for an emergency backup for power outages, houses, RVs, tailgating and other outdoor camping equipment. Great extension allowing them to power appliances/devices during a power outage or in remote locations where electrical power is not available.
•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 NEMA14-50P & NEMA SS2-50R&CS6364 connections and is rated for 6250 Watts (125 Volts) and 12500 Watts (250 Volts).
•High Performance: Constructed with 100% pure copper with full 3 x 6 gauge wires and 1 x 8 gauge wire, ensuring high conductivity. Any time you run a 50-Amp extension cord, you create a voltage drop, which might cause problems with things like air conditioners. Our high-quality, low-gauge extension cord will minimize this. The cord is coated with a heavy-duty flame retardant, heat resilient PVC sheath that serves as protection from the outdoor elements, wear and tear.
•Weather Resistance: Oxygen-free copper wire and industrial design ensure clean, consistent operation. The cord is coated with a heavy-duty flame retardant, heat-resilient PVC sheath that serves as protection from the outdoor elements. Protect the wire from wind, rain, snow, soil, and rocks for long-lasting durability. Weather resistant thermoplastic jacket that performs under extreme weather conditions(max work temperature: 60℃/140°F, low temperature: -40°C/-40°F).
•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. Package includes: 50 FT Generator extension cord and drag tool.

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$175.25

$239.99

-27%

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AOLINK

AOLINK 50 Amp RV/Generator Cord 50 Feet, Heavy Duty STW Wire, NEMA 14-50P to SS2-50R Twist Locking for RV Camper and Generator to House

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•HEAVY DUTY DESIGN: 50 Amp RV power cord featuring STW wire construction for maximum durability and reliable power transfer
•COMPATIBLE CONNECTORS: Features a NEMA 14-50P male plug and SS2-50R twist-locking female connector for secure connections
•IDEAL LENGTH: 50-foot cord provides ample reach for connecting RV or generator to power source while maintaining optimal power delivery
•VERSATILE USE: Perfect for powering RVs, campers, and connecting generators to house power systems with 120/240V capability
•WEATHER RESISTANT: Robust STW cable jacket provides protection against outdoor elements and regular wear and tear

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$189.99

$199.99

-5%

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VEVOR

VEVOR 50FT 50Amp Generator Extension Cord 6 Gauge STW 6/3+8/1 RV Power Cord NEMA 14-50P to Bare Wire, Cut Wire for Trailer Motor Campers Home Generator

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•50' Cord Length: Extending the power cord up to 15ft away so as to help you and others from standing too close to the hazardous exhaust.
•STW 6/3+8/1: Heavy duty solid copper wire AWG #6(3) #8(1). ETL Certified Cable is rated STW to resist wetness and sunlight. Utilize cord in temperatures ranging from -40F to 140F.
•Nema 14-50P: Plug (Male): 14-50P with handle, elbow plug style for strain-relief. An easy grip handle that makes unplugging the cord easier; straight blade male plug body with grounding pin.
•Portable Strap: Adjustable power cord organizer which is a carrying strap. It can make the product easy to storage and carry.
•Wide Application: This cord is perfectly suitable for camping, tailgating, outdoor and sporting in spite of hurricane season and other bad weathers.

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$161.88

$190.27

-15%

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