Top 10 240V Extension Cord – Outdoor Generator Cords, Sets & Plugs

As an Amazon Associate I earn from qualifying purchases.

1. Champion Power Equipment


Champion 25-Foot 30-Amp 250-Volt Generator Power Cord for Manual Transfer Switch L14-30P to L14-30R

Champion Power Equipment #ad - Reliable – champion support includes 1-year limited warranty with FREE lifetime technical support from dedicated experts. Powerful – connect the locking outlet on your generator to the manual transfer switch on your home and extend up to 30 amps of power. Safe – extend your power up to 25 feet away, protecting you and others from hazardous generator exhaust. Flexible – the cold and heat resistant 25-foot, 10-gauge wire stays flexible in extreme temperatures and is rated for 250-volt use. Weather resistant – Service grade, abrasion and weather-resistant SJTW insulation.
BrandChampion Power Equipment #ad
ManufacturerChampion Power Equipment #ad
Height1.5 Inches
Length10.6 Inches
Width10.6 Inches
Part Number100395

2. Ceptics


125/250V, Ceptics GN-CD-16A-50 Ft 50-Amp Auto EV Extension Cord Recommended for Tesla Users Model 3/S/X/Y | Nema L14-50-UL Listed-50A

Ceptics #ad - Heavy-duty - 50 feet | input: nema l14-50p 50-amp | output: l14-50r 50-amp, RV, 125/250 volts to charge your electric vehicle, motorhome, auto, or outdoor camper. If you're not completely satisfied, simply contact us directly.

Weather resistant - ul listed - exceptional 50 Amp electrical cord provides weatherproof protection from wind, rain, snow, soil, and rocks for long-lasting durability. Limited lifetime warranty - we offer a Limited Lifetime Warranty. Perfect for electric vehicles - ceptics 4-prong heavy duty 50-Amp male to female extension cord for evs such as Tesla Model 3, X, S, Y and RV outdoor campers. Wattage: maximum wattage capacity: 12500w @ 250v or 6250v @ 125v | reliable and heavy-duty extension cord with industry leading lifetime warranty. Connects male to female nema 14-50P to 14-50R molded connector with fast charging capability.
BrandCeptics #ad
ManufacturerCeptics #ad
Height4 Inches
Length12 Inches
Width12 Inches
Part NumberGN-CD-16A-50
Warrantylifetime limited warranty

3. Conntek


50 Feet, Conntek 20572: 30 Amp L5-30 Locking Style Generator Extension Cord

Conntek #ad - Connector female: nema l5-30r 30 Amps, 125 Volts. Gauge: 10 awg, max rating: 3, 750 Watts. Approval: ul, C-UL Listed. Plug male: nema l5-30p 30 amps, 125 Volts. Jacket: hard serviced cord, Outdoor Rated, Heavy Duty STW.
BrandConntek #ad
ManufacturerConntek #ad
Height3.3 Inches
Length13.6 Inches
Weight13.65 Pounds
Width12.4 Inches
Part Number20572
WarrantyLimited One year warranty

4. Yodotek


Digital Ballast Power Extension Cord,UL Listed 3 Prong 14 Gauge SJTW Power Extension Cable,15 Amp 240Volt Yodotek, 8FT Power Extension Cord for Antminer,Power Cable for Led Grow Lights

Yodotek #ad - Power extension cord suitable for table saw, BITMAIN MINER for Antminer, 220/240V Air-condition, . High quality and durable construction this power cord is constructed with 100% copper wiring coated with FT-1 fire resistance PVC, excellent abrasion, oil and moisture resistance and flexibility in any kind of weather.

1 year warranty, and our friendly customer service professionals are always standing by to help. If you found any problem pls feel free to contact us, we will feedback you in 24 hours. Ul listed male plug nema 6-15p plug and female connector. Compatible with most digital ballasts, LED grow lights, saw and in various 240 volt power tools. Heavy duty 3x14 awg sjtw black cable, 105℃ 15amp 240 volt, we are choosing the good PVC material, Stay flexible in -30 ℃ to 105℃.
BrandYodotek #ad
ManufacturerJiajie #ad

5. Dek


Generator cord: 240V L14-30 DEK 3 ft Twistlock Adapter

Dek #ad - 3 ft, 10/4 heavy duty cord, Lighted ends show when power is on. Converts 240v twist lock L14-30 to six 120V outlets. Works with all brands of generators and cords with L14-30 twist lock connector. Ideal for use in combination with DEK 240V L14-30 extension cord part # ACC02. Can handle up to 30 amps 7500 watts, UL approved.
BrandDek #ad
ManufacturerDEK #ad
Height8.27 Inches
Length10 Inches
Weight2.7 Pounds
Width3.5 Inches
Part NumberACC01



125/250V Up to 7500W 10 Gauge SJTW Generator Cord with Cord Organizer, ETL Listed, NEMA L14-30P/L14-30R, RVGUARD 4 Prong 30 Amp 75 Feet Generator Extension Cord

RVGUARD #ad - Great value – big gauge and pure copper to avoid the cable getting overheating from long time use. Storage – colorful storage bag and cord organizer with carrying handle keep power cord neatly for storage. Heavy duty – all-weather and water-resistance, much safer for emergency and extreme weather using. Etl listed – nema l14-30p to l14-30r sjtw 10 gauge 4 prong 75FT generator extension cord 125/250V. The strain relief structure makes the cord not easy to pull out. Well made – twist lock plug avoids cord falls off.
BrandRVGUARD #ad
ManufacturerRVGUARD #ad
Part NumberRGGEC43075

7. MaxWorks


MaxWorks 80841 25 Ft. Heavy Duty 4-Prong Twist Lock 125V/250V 30 Amp L14-30P Male L14-30R Female Generator Extension Cord, Black and yellow

MaxWorks #ad - Designed to provide connecting link between your generator and manual transfer switches, transfer panel or/and power inlet boxes. Etl/cetl listed for use with outdoor appliances.

4-prong twist for safer and tighter connection. Features 4-prong 125v/250v nema l14-30p to l14-30r will handle up to 7500 watts for use on generators and other portable device and equipment. Male plug connects to generator and female receptacle to transfer switch/power inlet box. Constructed from commercial grade 10 gauge all copper wires with 4-prong 30 amp molded twist lock plug to prevent accidental disconnect or slippage and allows you to fully utilize your generator’s output capability.
BrandMaxWorks #ad
ManufacturerMaxWorks #ad
Height3.6 Inches
Length13.4 Inches
Width13.4 Inches
Part Number80841
Warranty90 days

8. ClearMax


Up to 7500 Watts 125V/250V AC, 10AWG Wire, ClearMax 25 ft Generator Cord, 4 Prong Heavy Duty Power Extension Cord with Twist Lock Connector Plug, ETL Approved, 30 Amps

ClearMax #ad - Flexible connection - 25 feet long cord offers convenient and flexible connectivity allowing operation from your generator to your inlet boxes or portable equipment and power tools without being constrained within your workspace.

Designed for heavy duty use - our generator power extension cable can handle up to 7500 Watts with its thick 10AWG wire and can operate in 125V/250V AC enough to power most appliances and electric power tools. Buy with confidence - we at clearmax stand by the quality of our products and by buying from us you get a 1-year NO QUESTIONS ASKED warranty. Certified safe material with twist-lock- 100% copper wire offers excellent conductivity protected by flame retardant, waterproof, weatherproof PVC jacket to withstand outdoor use.

If you are not satisfied in any way, our Customer Service is ready to assist you. Twist-lock plug guarantees uninterrupted use and will not accidentally come loose. Wide application - our weatherproof generator cord fits most generators in the market with L14-30R socket ideal for emergency power outage, industrial use, traveling in your RV or camping and sporting outdoors.
BrandClearMax #ad
ManufacturerClearMax #ad

9. Miady


ETL Listed, Miady 20ft 30 Amp Generator Cord, 10 Gauge Heavy Duty L14-30 Generator Power Cord Up to 7,500W with Cord Organizer

Miady #ad - Please feel free to contact us. Neater storage: equipped with adjustable duty cord organizer with carry strap handle hanger keeps power cords hang neatly for storage. Wide application: equipped with a 4 prong 125/250v nema l14-30p to l14-30r, ideal for use with generators, 500 watts, which handles up to 7, portable tools and equipment.

We provide 24*7 friendly customer support and also back our products for 18 months. Tightly lock: constructed with l14-30 twist lock plug and connector avoid cord slipping from holster and lock tightly for secure of use. Built to last: etl listed, features excellent abrasion, a 4-wire 10-gauge wiring in Thermoset rubber without lead, oil and moisture resistance and flexibility. Long enough: the 20' heavy duty generator cord gives you the extra length to operate you generator to a transfer switch panels or power inlet boxes.
BrandMiady #ad
ManufacturerMiady #ad
Height3.5 Inches
Length10 Inches
Width10 Inches
Part NumberGC43020

10. Mophorn


Mophorn 15Ft 50 Amp Generator Extension Cord STW 6/3 + 8/1 Generator Cord 125V 250V UL Listed Generator Power Cord N14-50P & SS2-50R & CS6364 Twist Lock Connectors

Mophorn #ad - Wide application- this cord is perfectly suitable for camping, tailgating, outdoor and sporting in spite of hurricane season and other bad weathers.

15' cord length- extending the power cord up to 15ft away so as to protect your and others from standing too close to the hazardous exhaust. Portable strap- adjustable power cord organizer which is a carrying strap. Durable material- the resistant stw cord is made for heavy duty construction, it is built to the highest quality standards. N14-50p & cs6364 - plug male: 14-50p with handle, elbow plug style for strain-relief; Receptacle Female: SS2-50R, Locking Style. It can make the product easy to storage and carry.
BrandMophorn #ad
ManufacturerMophorn #ad