Power Where You Need It
Outdoor Extension Cords - Heavy Duty Extension Cords
A Proud Texas Owned Company
We’re a small team obsessed with durability. Every Watt’s Wire heavy duty extension cord is built to perform—whether you’re framing a house, tackling weekend projects, or lighting the backyard. Choose our outdoor extension cord designs for safe, dependable power in any season.
Use In Outdoor Conditions
All of our extension cords are rated for outdoor use.
What can Watt's Wire extention cords be used to power?
Our outdoor extension cords can be used with power tools, lights, air compressors, space heaters, freezers, refrigerators, outdoor equipment, generators, & many more!
How durable are Watt's Wire extension cords?
Our outdoor extension cord jackets are enforced with strength-adding poly strands, and the exterior is coated with clear vinyl to stand up to the heaviest day-to-day use.
Can Watt's Wire cords be used outdoor?
All of our cord jackets are weather and outdoor rated. As with all extension cord ends, be sure to keep the connections dry.
Shop Our Outdoor Power Cords
Heavy Duty Extension Cord
Our outdoor extension cords use heavy copper wire to minimize voltage drop.
Velcro Storage Straps
Extension Cord Ends
Pink Extension Cords
GFCI Extension Cords
Extreme Flexible Rubber Cords
10 Gauge Extension Cord
Green Outdoor Extension Cords
Black Extension Cords
White Extension Cords
12/3 Heavy Duty Extension Cord
Extension Cord 10+ ft
Extension Cord Waterproof
Short Extension Cord
Extension Cord Reel
12 Gauge Heavy Duty Outdoor GFCI Extension Cord - Lighted End
Stay protected. Our GFCI extension cord 15 ft senses current imbalance and trips to cut power, helping prevent electric shock. Our 12 gauge extension cord plugs are polarized and grounded for secure connections. This heavy duty GFCI extension cord is ready for outdoor use.
Why choose Watt's Wire GFCI outdoor extension cords?
At Watt's Wire we pride ourselves on producing a high quality product. We have been manufacturing extension cords for over 9 years, and we are continuously improving on our design. We greatly value our customers and work hard to earn your trust.
Can I use your GFCI extension cord outdoor? Is your GFCI outdoor extension cord waterproof?
Yes, our waterproof GFCI extension cord jackets handle rain, snow, heat, and cold. The GFCI box is Class A rainproof. As with ALL extension cords, do not submerge plugs and connection points. Keep connections clear of pooling water.
Will your outdoor GFCI extension cord work with a generator?
Yes, our 12 gauge GFCI extension cord outdoor is perfect to plug into your generator. Rated for up to 15 amps, our waterproof extension cord can safely handle power hungry items. This 15 amp extension cord is perfectly suited to your needs.
Can I use your extension cords for my space heater, air compressor, power tools, washing machine, refrigerator, etc.?
Yes, our thick 12 gauge extension cords can handle most all of your household and power tool needs. Our outdoor cord can handle a combined 15 amps or 1875 watts of power at any one time.
High Quality & Dependable Outdoor Power Cord
Built to last. This GFI extension cord 12 gauge is SJTW rated for tough jobs—a 15 foot outdoor extension cord waterproof that stays flexible in cold and resists UV/abrasion. 3 prong extension cord for reliable power to tools and generators. Trust this grounded extension cord to last a lifetime.
Outdoor GFCI Extension Cord w/ Rainproof GFCI Box
Weather-ready: waterproof SJTW jacket, UV resistant and abrasion tough. This waterproof extension cord stays flexible in the cold with a grounded 3-prong connection for dependable power on site, at home, or in the yard. Keep connection points dry, and away from running or standing water.
What sets our outdoor extension cords apart from the rest?
- Heavy Gauge Soft Copper Cabling for maximum conductivity and heavy duty extension cord performance
- 20% more insulation when compared to competitors, with a thick SJTW jacket for outdoor extension cord waterproof protection
- Double-insulated, outdoor extension cord waterproof design stands up to snow, rain, dirt and daily use
- Our electric extension cord won't kink & uncoil flat every time
- True 12 gauge extension cord lowers voltage drop on long runs, keeping your 15 amp extension cord safely powering
Outdoor Extension Cord with GFCI - Inline GFCI
Inline GFCI Box - Auto Resetting
Power will automatically resume after the condition that caused the GFCI to trip is cleared. The test button allows you to ensure the GFCI is working properly, while the reset button is used to restore functionality after the GFCI has tripped.
Consistent Voltage: 12 Gauge Soft-Drawn Copper
We only sell thick, heavy wire cords. Our gfi electrical extension cord works great for all the tools and equipment on your job site. This outdoor extension cord is designed to provide maximum power with minimal voltage drop, giving you the required amps where you need them. extensiones electricas
Watt's Wire - Compare & Shop our other Heavy Duty Outdoor Extension Cords
 3 Outlet GFCI Cord |  Outdoor Extension Cords |  Outdoor Extension Cords |  Outdoor Extension Cords |  Outdoor Extension Cord |  Extreme Heavy Duty Cords |  Outdoor Extension Cords | |
|---|---|---|---|---|---|---|---|
Customer Reviews | — | — | — | — | — | — | — |
Jacket Rating | Outdoor Waterproof - SJTW | Outdoor Waterproof - SJTW | Outdoor Waterproof - SJTW | Outdoor Waterproof - SJTW | Outdoor Waterproof - SJTW | Outdoor Waterproof - SJTW | Outdoor Waterproof - SJTW |
Waterproof Extension Cord | ? | ? | ? | ? | ? | ? | ? |
Wire Gauge | 12 AWG | 12 AWG | 12 AWG | 14 AWG | 14 AWG | 10 AWG | 12 AWG |
Usage Rating | Heavy Duty Extension Cord | Heavy Duty Extension Cord | Heavy Duty Extension Cord | Medium / Heavy Duty | Medium / Heavy Duty | Extreme / Maximum Duty | Heavy Duty Extension Cord |
Number of Outlets | 3 | 3 | 1 | 3 | 1 | 3 or 1 | 3 or 1 |
Lengths Available (ft) | 3, 6, 10, 15, 25, 50, 100 | 2, 6, 10, 15, 25, 50, 75, 100 | 1, 6, 10, 15, 25, 50, 100 | 15, 25, 50, 100 | 15, 25, 50, 100 | 10, 25, 50, 100 | 2, 6, 10, 15, 25, 50, 100 |
Colors Available | Yellow | Yellow | Yellow | Green, Yellow | Pink | Yellow | Black, White |
12 Gauge Heavy Duty Outdoor GFCI Extension Cord - Lighted End
Stay protected. Our GFCI extension cord 15 ft senses current imbalance and trips to cut power, helping prevent electric shock. Our 12 gauge extension cord plugs are polarized and grounded for secure connections. This heavy duty GFCI extension cord is ready for outdoor use.
Why choose Watt's Wire GFCI outdoor extension cords?
At Watt's Wire we pride ourselves on producing a high quality product. We have been manufacturing extension cords for over 9 years, and we are continuously improving on our design. We greatly value our customers and work hard to earn your trust.
Can I use your GFCI extension cord outdoor? Is your GFCI outdoor extension cord waterproof?
Yes, our waterproof GFCI extension cord jackets handle rain, snow, heat, and cold. The GFCI box is Class A rainproof. As with ALL extension cords, do not submerge plugs and connection points. Keep connections clear of pooling water.
Will your outdoor GFCI extension cord work with a generator?
Yes, our 12 gauge GFCI extension cord outdoor is perfect to plug into your generator. Rated for up to 15 amps, our waterproof extension cord can safely handle power hungry items. This 15 amp extension cord is perfectly suited to your needs.
Can I use your extension cords for my space heater, air compressor, power tools, washing machine, refrigerator, etc.?
Yes, our thick 12 gauge extension cords can handle most all of your household and power tool needs. Our outdoor cord can handle a combined 15 amps or 1875 watts of power at any one time.
High Quality & Dependable Outdoor Power Cord
Built to last. This GFI extension cord 12 gauge is SJTW rated for tough jobs—a 15 foot outdoor extension cord waterproof that stays flexible in cold and resists UV/abrasion. 3 prong extension cord for reliable power to tools and generators. Trust this grounded extension cord to last a lifetime.
Outdoor GFCI Extension Cord w/ Rainproof GFCI Box
Weather-ready: waterproof SJTW jacket, UV resistant and abrasion tough. This waterproof extension cord stays flexible in the cold with a grounded 3-prong connection for dependable power on site, at home, or in the yard. Keep connection points dry, and away from running or standing water.
Watt's Wire
What sets our outdoor extension cords apart from the rest?
- Heavy Gauge Soft Copper Cabling for maximum conductivity and heavy duty extension cord performance
- 20% more insulation when compared to competitors, with a thick SJTW jacket for outdoor extension cord waterproof protection
- Double-insulated, outdoor extension cord waterproof design stands up to snow, rain, dirt and daily use
- Our electric extension cord won't kink & uncoil flat every time
- True 12 gauge extension cord lowers voltage drop on long runs, keeping your 15 amp extension cord safely powering
Outdoor Extension Cord with GFCI - Inline GFCI
Inline GFCI Box - Auto Resetting
Power will automatically resume after the condition that caused the GFCI to trip is cleared. The test button allows you to ensure the GFCI is working properly, while the reset button is used to restore functionality after the GFCI has tripped.
Consistent Voltage: 12 Gauge Soft-Drawn Copper
We only sell thick, heavy wire cords. Our gfi electrical extension cord works great for all the tools and equipment on your job site. This outdoor extension cord is designed to provide maximum power with minimal voltage drop, giving you the required amps where you need them. extensiones electricas
Watt's Wire - Compare & Shop our other Heavy Duty Outdoor Extension Cords
3 Outlet GFCI Cord | Outdoor Extension Cords | Outdoor Extension Cords | Outdoor Extension Cords | Outdoor Extension Cord | Extreme Heavy Duty Cords | Outdoor Extension Cords |
|---|---|---|---|---|---|---|
| Customer Reviews | ||||||
| — | — | — | — | — | — | — |
| Jacket Rating | ||||||
| Outdoor Waterproof - SJTW | Outdoor Waterproof - SJTW | Outdoor Waterproof - SJTW | Outdoor Waterproof - SJTW | Outdoor Waterproof - SJTW | Outdoor Waterproof - SJTW | Outdoor Waterproof - SJTW |
| Waterproof Extension Cord | ||||||
| ? | ? | ? | ? | ? | ? | ? |
| Wire Gauge | ||||||
| 12 AWG | 12 AWG | 12 AWG | 14 AWG | 14 AWG | 10 AWG | 12 AWG |
| Usage Rating | ||||||
| Heavy Duty Extension Cord | Heavy Duty Extension Cord | Heavy Duty Extension Cord | Medium / Heavy Duty | Medium / Heavy Duty | Extreme / Maximum Duty | Heavy Duty Extension Cord |
| Number of Outlets | ||||||
| 3 | 3 | 1 | 3 | 1 | 3 or 1 | 3 or 1 |
| Lengths Available (ft) | ||||||
| 3, 6, 10, 15, 25, 50, 100 | 2, 6, 10, 15, 25, 50, 75, 100 | 1, 6, 10, 15, 25, 50, 100 | 15, 25, 50, 100 | 15, 25, 50, 100 | 10, 25, 50, 100 | 2, 6, 10, 15, 25, 50, 100 |
| Colors Available | ||||||
| Yellow | Yellow | Yellow | Green, Yellow | Pink | Yellow | Black, White |
Power Where You Need It
Outdoor Extension Cords - Heavy Duty Extension Cords
A Proud Texas Owned Company
We’re a small team obsessed with durability. Every Watt’s Wire heavy duty extension cord is built to perform—whether you’re framing a house, tackling weekend projects, or lighting the backyard. Choose our outdoor extension cord designs for safe, dependable power in any season.
Use In Outdoor Conditions
All of our extension cords are rated for outdoor use.
What can Watt's Wire extention cords be used to power?
Our outdoor extension cords can be used with power tools, lights, air compressors, space heaters, freezers, refrigerators, outdoor equipment, generators, & many more!
How durable are Watt's Wire extension cords?
Our outdoor extension cord jackets are enforced with strength-adding poly strands, and the exterior is coated with clear vinyl to stand up to the heaviest day-to-day use.
Can Watt's Wire cords be used outdoor?
All of our cord jackets are weather and outdoor rated. As with all extension cord ends, be sure to keep the connections dry.
Shop Our Outdoor Power Cords
Heavy Duty Extension Cord
Our outdoor extension cords use heavy copper wire to minimize voltage drop.
Velcro Storage Straps
Extension Cord Ends
Pink Extension Cords
GFCI Extension Cords
Extreme Flexible Rubber Cords
10 Gauge Extension Cord
Green Outdoor Extension Cords
Black Extension Cords
White Extension Cords
12/3 Heavy Duty Extension Cord
Extension Cord 10+ ft
Extension Cord Waterproof
Short Extension Cord
Extension Cord Reel