Heavy Duty Extension Cords

Heavy-duty extension cords are essential for construction contractors, featuring durable 10-gauge and 12-gauge wire to support heavy tools and equipment. Built to withstand tough job site conditions, these weather-resistant cords ensure reliable power and safety, making them a must-have for maximizing efficiency on any project

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    Maximm 12/3 Extension Cord 1-Outlet SJTW Heavy Duty Indoor ETL Listed, 3 Prong Plug, Power Cord for Appliances

    Maximm 12/3 Extension Cord 1-Outlet SJTW Heavy Duty Indoor ETL Listed, 3 Prong Plug, Power Cord for Appliances - 0.9 FT

    ADW-LA03-12-0.9BK
    Size:0.9 FT
    $9.99
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    Maximm 10/3 Extension Cord, 10AWG Black, ETL Listed, 3 Prong Plug 3-Outlet SJTW Heavy Duty Indoor, Weather Resistant - Power Cord for Garden, Lawn, Appliances

    Maximm 10/3 Extension Cord, 10AWG Black, ETL Listed, 3 Prong Plug 3-Outlet SJTW Heavy Duty Indoor, Weather Resistant - Power Cord for Garden, Lawn, Appliances - 6 FT

    3OUT-EXT-BK-GRN-10G-6FT
    Size:6 FT
    $18.99
    In stock and Ready to Ship
    Bulk Discounts Available. Open a B2B account to unlock exclusive savings!
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    Maximm 12/3 Extension Cord, 12AWG, Black ETL Listed, 3 Prong Plug 3-Outlet SJTW Heavy Duty Indoor, Weather Resistant - Power Cord for Garden, Lawn, Appliances

    Maximm 12/3 Extension Cord, 12AWG, Black ETL Listed, 3 Prong Plug 3-Outlet SJTW Heavy Duty Indoor, Weather Resistant - Power Cord for Garden, Lawn, Appliances - 6 FT

    3OUT-EXT-BK-GRN-12G-6FT
    Size:6 FT
    $17.99
    In stock and Ready to Ship
    Bulk Discounts Available. Open a B2B account to unlock exclusive savings!
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    Maximm 10/3 Extension Cord 10AWG Black, ETL Listed, 3 Prong Plug 3-Outlet Heavy Duty Indoor Power Cord

    Maximm 10/3 Extension Cord 10AWG Black, ETL Listed, 3 Prong Plug 3-Outlet Heavy Duty Indoor Power Cord - 6 FT

    OBK-IGR-004H-052H-10-6BK
    Size:6 FT
    $31.99
    In stock and Ready to Ship
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    Maximm 12/3 Extension Cord, 12AWG Black, ETL Listed, 3 Prong Plug 3-Outlet Heavy Duty Indoor Power Cord

    Maximm 12/3 Extension Cord, 12AWG Black, ETL Listed, 3 Prong Plug 3-Outlet Heavy Duty Indoor Power Cord - 3 FT

    OBK-IGR-004H-052H-12-3BK
    Size:3 FT
    $17.99
    In stock and Ready to Ship
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    Maximm 4-Outlet 10/3 SJTW Extension Cord, 10AWG Black, 3 Prong Plug Heavy Duty 15A, 1875W

    Maximm 4-Outlet 10/3 SJTW Extension Cord, 10AWG Black, 3 Prong Plug Heavy Duty 15A, 1875W - 6 FT

    C-BK-I-GRN-O4-10-6FT
    Size:6 FT
    $34.99
    In stock and Ready to Ship
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    Maximm Heavy-Duty Extension Cord, Short 12/3 Gauge ETL Listed, 4-Outlet 3-Prong SJTW Power Cord, Indoor & Outdoor Weather-Resistant

    Maximm Heavy-Duty Extension Cord, Short 12/3 Gauge ETL Listed, 4-Outlet 3-Prong SJTW Power Cord, Indoor & Outdoor Weather-Resistant - 6 FT

    C-BK-I-GRN-O4-6FT
    Size:6 FT
    $22.95
    In stock and Ready to Ship
    Bulk Discounts Available. Open a B2B account to unlock exclusive savings!

Heavy-duty extension cords are essential for construction contractors, featuring durable 10-gauge and 12-gauge wire to support heavy tools and equipment. Built to withstand tough job site conditions, these weather-resistant cords ensure reliable power and safety, making them a must-have for maximizing efficiency on any project.