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4x10 gauge cable can run the max wattage of 7500 watts, power of 30 Amp 125/250 volts. Twist locking design the plugs was design with the lock structure. When the plug is inserted and twisted to lock place, big rain, it will not slipping from the generator socket due to wind, snow, hurricane, This is the best extension cord for your generator to connect with home appliance and electric power tools.
The cable can be used indoor/outdoor for all weather and season, it is also with the water resistance, much safer for emergency and extreme weather using. Heavy duty the big gague and pure copper can avoid the cable getting overheating from long -time use. It is a useful and reliable emergency extension cord for your generator.



Ul certification seal and approval for safety. Weather resistant - ul certified heavy duty generator electric cord designed to withstand elements like wind, and rocks for long-lasting durability that keeps you powered through hurricane season.
Be prepared for power outages, rain, tornadoes, snow, typhoons, hurricanes, soil, and snowstorms. Limited lifetime warranty - we are committed to our customers' satisfaction, simply contact us directly, 100% Money-Back Guarantee. Powerful design - gearit 50 foot, shop, home, shelter-in-place, 30A, 125/250v electrical power cord designed specifically for emergency portable generators to power the entire house, and manual transfer switch.

It has a 10/4 10 gauge 4 wires cable, which is heavy-duty but flexible enough to be managed. 50ft power cord: secure extend your power up to 50ft away. This generator wire is perfect for emergency generator connection to help power the entire home, office, shop, etc.
Compared to other ordinary plug designs, our locked plug is not easy to fall off due to external factors such as a hurricane, heavy rain, heavy snow. So you can use secure electricity when you are home, working, or outdoor traveling. It could be combined with your existing power cords and adapters, avoiding you and others from hazardous generator exhaust.


Various sizes: our generator extension cord can be used with generator, portable tools and other equipment. What you get: every package will contain generator extension cord, generator adapter plug, bag and towel, help you organize and clean the cord.


All of our power cords are hard service rated, which makes them the ideal choice no matter what your situation! Excellent pliability–pliable, flexible all pvc cord gives you a clean current in -40℃~105℃ weather conditions.
And may be used for extended periods of time year-round. Twist locking design–the plugs was design with the lock structure. When the plug is inserted and twisted to lock place, hurricane, big rain, snow, it will not slipping from the generator socket due to wind, It is an ideal cable for running an emergency generator to your wall outlet. A useful and reliable emergency extension cord that has excellent flexibility. Works tremendously for carrying a sustained load without overheating or becoming stiff.

1. Yodotek
#ad
125/250V 30Amp 7500 Watts Yellow Generator Lock Extension Cord with UL Listed Yodotek, 50 FEET Heavy Duty Generator Locking Power Cord NEMA L14-30P/L14-30R,4 Prong 10 Gauge SJTW Cable
#adYodotek #ad - 1 year quality guarantee and 3 year customer service if you found any problem of our cable pls email us, we will feedback you in 24 hours. Ul certificate heavy duty generector extension cord cords with ul file number e257089.4x10 gauge cable can run the max wattage of 7500 watts, power of 30 Amp 125/250 volts. Twist locking design the plugs was design with the lock structure. When the plug is inserted and twisted to lock place, big rain, it will not slipping from the generator socket due to wind, snow, hurricane, This is the best extension cord for your generator to connect with home appliance and electric power tools.
More information #ad
Weather/water/fire resistance the good quality of the sjtw cable 105℃ with the ft-1 level fire resistance. The cable can be used indoor/outdoor for all weather and season, it is also with the water resistance, much safer for emergency and extreme weather using. Heavy duty the big gague and pure copper can avoid the cable getting overheating from long -time use. It is a useful and reliable emergency extension cord for your generator.
Brand | Yodotek #ad |
Manufacturer | XUANHUA #ad |
Length | 50 Feet |
More information #ad
2. S7
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50ft Heavy Duty Generator Locking Power Cord NEMA L14-30P/L14-30R, 125/250V 30Amp 7500 Watt Yellow Generator Locking Extension Cord,ETL Listed, 4 Jaw 10 Gauge SJTW Cable
#adS7 #ad - Heavy dutyall-weather and water-Resistance, Much Safer For Emergency And Extreme Weather Using. The strain relief structure Makes The Cord Not Easy To Pull Out. Quality cablenema l14-30p to l14-30r sjtw 10 gauge 4 prong 50FT Generator Extension Cord 125/250V.More information #ad
Great valuebig gauge and pure copper To Avoid The Cable Getting Overheating From Long Time Use. Well madetwist lock plug avoids cord falls Off. Storage carrying handle Keep Power Cord Neatly For Storage.Brand | S7 #ad |
Manufacturer | S7 #ad |
More information #ad
3. RVGUARD
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NEMA L14-30P/L14-30R, 125/250V Up to 7500W 10 Gauge SJTW Generator Cord with Cord Organizer, ETL Listed, RVGUARD 4 Prong 30 Amp 50 Feet Generator Extension Cord
#adRVGUARD #ad - Heavy duty – all-weather and water-resistance, much safer for emergency and extreme weather use. Well made – twist lock plug avoids cord falling off. Storage – colorful storage bag and cord organizer with carrying handle keep power cord neatly for storage.More information #ad
The strain relief structure makes the cord not easy to pull out. Great value – big gauge and pure copper to avoid the cable getting overheated from long time use. Quality cable – nema l14-30p to l14-30r sjtw 10 gauge 4 prong 50FT generator extension cord 125/250V.Brand | RVGUARD #ad |
Manufacturer | RVGUARD #ad |
Part Number | RGGEC43050 |
Model | RGGEC43050 |
More information #ad
4. GearIT
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Portable Generators, GearIT 30-Amp Generator Extension Cord 50 Feet 4-Prong 120/250-Volt 7500W, Power Outage 50ft, NEMA L14-30P/L L14-30R, 10 Gauge SJTW Locking Power Cord for Manual Transfer Switch
#adGearIT #ad - Professional grade - ultra portable 50 feet 30amp generator power cords to provide electrical power for your house, emergency backup generators, appliances, or power outages. For emergency generators - our gearit 30amp 10 gauge electric generator cord designed for extreme weather conditions.Ul certification seal and approval for safety. Weather resistant - ul certified heavy duty generator electric cord designed to withstand elements like wind, and rocks for long-lasting durability that keeps you powered through hurricane season.
More information #ad
If you're not completely satisfied, which is why we offer a Limited Lifetime Replacement Warranty and a 30-Day, within 30 days of purchase for a full refund! Uses 4 prong twist lock nema l14-30P to L14-30R plug for emergency generators. Be prepared for power outages, rain, tornadoes, snow, typhoons, hurricanes, soil, and snowstorms. Limited lifetime warranty - we are committed to our customers' satisfaction, simply contact us directly, 100% Money-Back Guarantee. Powerful design - gearit 50 foot, shop, home, shelter-in-place, 30A, 125/250v electrical power cord designed specifically for emergency portable generators to power the entire house, and manual transfer switch.
Brand | GearIT #ad |
Manufacturer | GearIT #ad |
Weight | 14.61 Pounds |
Part Number | GI-EXT-L1430P-L1430R-50F |
More information #ad
5. Mophorn
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Mophorn 50Ft 30 Amp Generator Extension Cord 4 Wire 10 Gauge Generator Cord 125V 250V UL Listed Generator Power Cord Twist Lock Connectors 50 Ft 30 Amp
#adMophorn #ad - Portable strap: the plastic strap makes the cord neat when not in use. Wide application: this cord enables an easier reach from your generator to your nearest power receptacle or electrical connection. 30a pure copper cable: current: 30amp, voltage: 125/250v, power: 7500w.It has a 10/4 10 gauge 4 wires cable, which is heavy-duty but flexible enough to be managed. 50ft power cord: secure extend your power up to 50ft away. This generator wire is perfect for emergency generator connection to help power the entire home, office, shop, etc.
More information #ad
The extension cord is pure copper wires. The plastic strap makes the cord neat when not in use. Twist locking design: uses 4 prong twist lock l14-30p to l14-30r plug for emergency generators. Compared to other ordinary plug designs, our locked plug is not easy to fall off due to external factors such as a hurricane, heavy rain, heavy snow. So you can use secure electricity when you are home, working, or outdoor traveling. It could be combined with your existing power cords and adapters, avoiding you and others from hazardous generator exhaust.
Brand | Mophorn #ad |
Manufacturer | Mophorn #ad |
Height | 5.12 Inches |
Length | 13.58 Inches |
Width | 13.78 Inches |
Part Number | 50Ft 30 Amp |
Model | 50Ft 30 Amp |
Warranty | 1 year |
More information #ad
6. Conntek
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Conntek 20602 L14-30 30 Amp 4-Prong Extra Heavy-Duty Generator Cord, UL Listed 50 Feet
#adConntek #ad - Ul listed. Cable: stw 10/4 stw jacket provides up to 600 Volts of Protection. Configuration: nema l14-30p 30 amps 125/250 Volts, Locking. Length: 50 Feet. Max rating: 7, 500 Watts.More information #ad
Brand | Conntek #ad |
Manufacturer | Conntek #ad |
Height | 4.8 Inches |
Length | 15 Inches |
Weight | 16 Pounds |
Width | 15 Inches |
Part Number | 20602 |
Model | 20602 |
Warranty | 1 Year Limited |
More information #ad
7. RVMATE
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RVMATE 30 Amp Generator Cord 4 Prong 50 Feet, ETL Listed, NEMA L14-30P/L14-30R, 125/250V Up to 7500W 10 Gauge SJTW Generator Extension Cord
#adRVMATE #ad - Decent quality: 100% copper wire is coated with heavy flame retardant, heat-resistant and UV resistant PVC, the cord is waterproof and flexible.Various sizes: our generator extension cord can be used with generator, portable tools and other equipment. What you get: every package will contain generator extension cord, generator adapter plug, bag and towel, help you organize and clean the cord.
More information #ad
Safe design: constructed with twist lock plug and connector to prevent wire from falling during use. Item detail: 50ft nema l14-30p to l14-30r sjtw 10 gauge 4 prong generator extension cord 125/250V up to 7500W. By the way, there is different size to select.Brand | RVMATE #ad |
Manufacturer | RVMATE #ad |
Part Number | GC43050-RM |
More information #ad
8. Connecticut Electric
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30 Amp, 4 Prong, Connecticut Electric 50 Foot Generator Power Extension Cord, NEMA L14-30R Female, NEMA L14-30P Male
#adConnecticut Electric #ad - Durable - abrasion proof insulation and highly maneuverable cord. Weather resistant - cold resistant. Specifications - 30 amps, 4 Prong, 25 Feet, L14-30. Safe and reliable - Connecticut Electric has been powering homes and businesses for decades. Heat resistant to 212 degrees Fahrenheit.More information #ad
Brand | Connecticut Electric #ad |
Manufacturer | Connecticut Electric #ad |
Height | 9 Inches |
Length | 14 Inches |
Width | 14 Inches |
More information #ad
9. PLIS
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Generator Locking Power Cord with UL Listed, PLIS NEMA L14-30P to L14-30R Generator Twist Lock Outdoor Extension Cord,4 Prong 10 Gauge SJTW Cable, 125/250V,30Amp 7500W,50ft
#adPLIS #ad - The better buy –plis’s durable and reliable 10 gauge 4 wire nema l14-30 generator power cord is the premium choice in price and quality. Offering 125/250 volts, 30 amp, 4-pronged all PVC transfer switch extension cord. We’ve made sure to bring you a versatile tool that will last! Indoor and outdoor –whether you’re connecting from your generator to a power box outside or inside, we’ve got you covered.All of our power cords are hard service rated, which makes them the ideal choice no matter what your situation! Excellent pliability–pliable, flexible all pvc cord gives you a clean current in -40℃~105℃ weather conditions.
More information #ad
Bright colors-plis’s power cord jacket has the conspicuous bright yellow color, which is convenient for recognizing its position in the field and preventing tripping. And may be used for extended periods of time year-round. Twist locking design–the plugs was design with the lock structure. When the plug is inserted and twisted to lock place, hurricane, big rain, snow, it will not slipping from the generator socket due to wind, It is an ideal cable for running an emergency generator to your wall outlet. A useful and reliable emergency extension cord that has excellent flexibility. Works tremendously for carrying a sustained load without overheating or becoming stiff.
Brand | PLIS #ad |
Manufacturer | XUANHUA #ad |
More information #ad
10. Parkworld
#ad
Parkworld UL Listed 30amp 4 Prong Generator Transfer Switch Extension Cord, NEMA L14-30P to L14-30R Female with Lighted. 50 Feet
#adParkworld #ad - Ul & cul listed, heavy-duty for 4 prong generator, 100% copper conductor inside. Molded with electroplate copper terminal in order to avoid surface oxidation effectively. Length : 50fT 50 foot.More information #ad
Universal to all other brands generator 4-ping Generator, Max Rate 3750 Watt 125V / 7500 Watt 250V. Stw 10awg/4c stranded wire extension cord, support max 30 AMP loading. Generator 4-prongs twist lock l14-30 locking Connector, 120 Voltage / 240 Voltage, Female with Lighted.Brand | Parkworld #ad |
Manufacturer | Parkworld #ad |
More information #ad