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Heavy Duty Power Cords

Find heavy duty power cords for replacing a worn cord or connecting equipment to a compatible outlet. Compare cord length, plug and connector types, and electrical ratings to find a match for your setup. Check your equipment’s power requirements and the cord’s intended use before choosing.

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  1. Smart Choice - Gen Dryer Cord

    SKU: JCQ6K2QPT4

    Great productAnd great valueLove Best BuyXxxxxxxxxxxxxxxxxxxxxx...Great product...Cord works great. Best cord ever purchased.love it love it love it

    Product Description

    A black 240-volt dryer cord designed for secure appliance hook-up with either 3- or 4-prong outlets.
    See all Washer & Dryer Accessories
    Your price for this item is $37.99

  2. Smart Choice - Gen Range Cord

    SKU: JCQ6K2RVW9

    Great service. Great products. Love Best Buy products and service!!...Love this store...It works great. I will be shopping at best buy again . LOVE BEST BUY

    Product Description

    A durable 6-foot cord designed for safe, reliable 240-volt range or oven power connections.
    See all Range & Oven Accessories
    Your price for this item is $42.99

  3. Best Buy essentials™ - 6' 2-Slot Non-Polarized Power Cord - Black

    SKU: J2FPJK9SLK

    Love shopping...Works great and a great price i love shopping at best buy...Great best ones ever get a pair they work good and I love them

    Product Description

    A black, non-polarized two-prong power cord compatible with select electronic devices for indoor use.
    See all Power Cords & Strips
    Your price for this item is $9.99

  4. Smart Choice - Dryer 3Prong Cord

    SKU: J7CJ36VJHL

    I love Best Buy cus is the best store in North American...Great amazing love it is the best very happy with it...The best dryer cord

    Product Description

    A gray 6-foot 30-amp 3-prong dryer cord designed for flexibility and reliable terminal protection.
    See all Washer & Dryer Accessories
    Your price for this item is $37.99

  5. Smart Choice - Dryer 4Prong Cord

    SKU: J7CJ36VJH5

    Great amazing love it is the best very happy with it...Best buy...I love Best Buy

    Product Description

    A black 6-foot, 30-amp, 4-prong dryer cord with eyelet terminals for universal compatibility.
    See all Washer & Dryer Accessories
    Your price for this item is $37.99

  6. Insignia™ - 6’ AC Power Cable - Black

    SKU: J2FPJK9YW5

    Love my Best Buy...representative was very thorough very nice and help me with several things at once I will always use Best...They offer great packages and also they help you from beginning to end....This...

    Product Description

    A universal black AC power cable made with corrosion-resistant materials for reliable use with various electronics.
    See all Computer Power Cables
    Your price for this item is $14.99

  7. Insignia™ - 10' 3-Outlet Extension Power Cord - Black

    SKU: J2FPJK3QXX

    Thanks for giving self respect and care for other love to see it....I love yo shopping from best buy and i will buy everything from best buy....Best...Bought this for home and it works great..............

    Product Description

    A black, heavy-duty extension cord with three grounded outlets for powering multiple indoor devices safely.
    See all Power Cords & Strips
    Your price for this item is $17.99

  8. Smart Choice - Range 4Prong Cord

    SKU: J7CJ36V79Y

    I purchase at Best Buy for all my needs. This product works great....overall happy with purchase will purchase soon again from Best Buy .. customer service was great also

    Product Description

    A heavy-duty black 4-prong range cord designed for easy installation and reliable power connection.
    See all Range & Oven Accessories
    Your price for this item is $42.99

  9. Best Buy essentials™ - 12’ 16ga Indoor/Outdoor Extension Power Cord - Black

    SKU: J2FPJKS5WX

    Best Buy 12” 16ga extension cord is a great product heavy duty for all power equipment and low price...Love it

    Product Description

    A black grounded extension cord offering 12 feet of safe, reliable indoor or outdoor power connectivity.
    See all Power Cords & Strips
    Your price for this item is $10.99

  10. Weather Resistant 13ft Power Adapter for Blink Mini 2 and Blink Outdoor 4 - Black

    SKU: J39HW6SHKV

    Great item. Works perfectly for my Blink Outdoor 4....Best Buy had the best price and free shipping on top! Top notch!...Very pleased with the product, would definitely buy it again from best buy because...

    Product Description

    A weather-resistant black power adapter that enables outdoor use and nonstop power for compatible Blink cameras.
    See all Surveillance Camera Cables
    Your price for this item is $9.99

  11. Staples TECH - 8' Extension Cord, 3-Outlet, 16 AWG - Gray/Silver

    SKU: JXTHLKWJHF

    great plug...the best part of this new power cord is the plug flat....Good extended length also best price and heavy duty.

    Product Description

    A gray and silver extension cord with three outlets, flat cord, right-angle plug, and 8-foot reach.
    See all Power & Extension Cords
    Your price for this item is $13.68

  12. BN-LINK - 6 ft Outdoor Extension Cord, 12/3 SJTW, Heavy Duty, 3-Prong, Weather-Resistant, 15A, 1875W, ETL - Yellow

    SKU: J3GWC2W8FG

    This extension cord is of the best quality. It will last a long time. I am glad i bought it.

    Product Description

    A heavy-duty yellow 6 ft outdoor extension cord with 3-prong, weather-resistant design and 15A capacity.
    See all Power & Extension Cords
    Your price for this item is $15.99

  13. Sanoxy - 14" NEMA 5-15P to 3 x NEMA 5-15R Power Splitter Cord | 14 AWG Heavy-Duty Extension Cable - Black

    SKU: J3HXSW5S2L

    Product Description

    A heavy-duty black power splitter cord with one NEMA 5-15P plug and three NEMA 5-15R outlets.
    See all Power & Extension Cords
    Your price for this item is $24.99

  14. Cable Leader - NEMA 6-15P to IEC C13 Power Cord, Heavy Duty 14 AWG 15A 250V for 208V/240V Server, UPS, PDU, Workstation - Black

    SKU: J39TZ8QJ42

    Product Description

    A black 14 AWG copper power cord with NEMA 6-15P and IEC C13 connectors, rated 15A/250V.
    See all Computer Power Cables
    Your price for this item is $23.99

  15. Cable Leader - NEMA 6-15P to IEC C13 Power Cord, Heavy Duty 14 AWG 15A 250V for 208V/240V Server, UPS, PDU, Workstation - Black

    SKU: J39TZ8QJ4T

    Product Description

    A black 14 AWG copper cord supporting 15A/250V connections between NEMA 6-15 and IEC C14 equipment.
    See all Computer Power Cables
    Your price for this item is $31.99

  16. Cable Leader - NEMA 6-15P to IEC C13 Power Cord, Heavy Duty 14 AWG 15A 250V for 208V/240V Server, UPS, PDU, Workstation - Black

    SKU: J39TZ8QJ4P

    Best Buy had the cord I needed to run a European bending iron that was wired for 220 and match the 220

    Product Description

    A black 14 AWG power cord with NEMA 6-15P and IEC C13 connectors, rated 15A/250V.
    See all Computer Power Cables
    Your price for this item is $25.99

  17. Cable Leader - NEMA 6-15P to IEC C13 Power Cord, Heavy Duty 14 AWG 15A 250V for 208V/240V Server, UPS, PDU, Workstation - Black

    SKU: J39TZ8QJC4

    Product Description

    A black power cord with 14 AWG copper wiring, 15A/250V rating, and NEMA 6-15P-to-IEC C13 connectors.
    See all Computer Power Cables
    Your price for this item is $16.49

  18. Cable Leader - NEMA 6-15P to IEC C13 Power Cord, Heavy Duty 14 AWG 15A 250V for 208V/240V Server, UPS, PDU, Workstation - Black

    SKU: J39TZ8QJZS

    Product Description

    A black 14 AWG copper power cord rated 15A/250V with NEMA 6-15P-to-IEC C13 connectors.
    See all Computer Power Cables
    Your price for this item is $18.99

  19. Sanoxy - Cables and Adapters; 10ft 14 AWG 15A 250V Power Cord (IEC 320 C20 to IEC 320 C15) - Black

    SKU: B8SKTQ6QC3

    Product Description

    A black 10ft power cord with IEC 320 C20 to C15 connectors, rated for 250V and 15A.
    See all Power & Extension Cords
    Your price for this item is $27.99

  20. Firman - 25ft Heavy Duty 5-15P to 5-15R Generator Utility Power Cord With Storage Strap - Gold, black

    SKU: J39K3TZS8L

    Product Description

    A heavy-duty gold and black power cord with three outlets, durable insulation, and a convenient storage strap.
    See all All Appliance Parts & Accessories
    Your price for this item is $64.99

  21. Cable Leader - Power Extension Cord, IEC C13 to C14 Heavy-Duty, 16 AWG 13A 250V for PDU, UPS, Server Rack, Monitor - Black

    SKU: J39TZ8QP54

    Product Description

    A heavy-duty black power extension cord with IEC C13-to-C14 connectors, 16 AWG copper, and 13A/250V capacity.
    See all Power & Extension Cords
    Your price for this item is $15.49

  22. Cable Leader - Power Extension Cord, IEC C13 to C14 Heavy-Duty, 16 AWG 13A 250V for PDU, UPS, Server Rack, Monitor - Black

    SKU: J39TZ8QP2R

    Product Description

    A black, heavy-duty 16 AWG copper IEC C13-to-C14 extension cord supports 13A/250V connections for racks, workstations.
    See all Power & Extension Cords
    Your price for this item is $16.49

  23. Cable Leader - NEMA 6-20P to IEC C13 Power Cord, Heavy Duty 14 AWG 15A 250V for 208V/240V Server, UPS, PDU, Workstation - Black

    SKU: J39TZ8Q289

    Product Description

    A black power cord with NEMA 6-20P and IEC C13 connectors, 14 AWG copper, rated 15A/250V.
    See all Computer Power Cables
    Your price for this item is $15.49

  24. Cable Leader - Power Extension Cord, IEC C13 to C14 Heavy Duty, 14 AWG 15A 250V for PDU, UPS, Server Rack, Network Switch - Yellow

    SKU: J39TZ8QP4L

    Product Description

    A yellow copper extension cord supports 15A at 250V for rack equipment, PDUs and UPS systems.
    See all Power & Extension Cords
    Your price for this item is $21.99
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Heavy duty power cords provide a reliable electrical connection for compatible appliances, power tools, workshop equipment and other devices that require a durable cord with the right electrical rating. Choosing the best heavy duty power cord starts with checking your equipment’s voltage, amperage, wattage and plug requirements, along with the manufacturer’s recommendations. Wire gauge is another important consideration: In the American Wire Gauge (AWG) system, a lower number indicates thicker conductors, so a 12-gauge cord has thicker wires than a 14-gauge cord. However, gauge alone does not determine whether a cord is suitable for a particular job. Cord length, insulation type, temperature rating and the complete cord assembly’s listed capacity also matter. Longer extension cords can cause greater voltage drop, making it important to select an appropriately rated cord in the shortest practical length. For a replacement power cord, confirm the equipment connector and grounding requirements rather than relying on appearance or a “heavy duty” label. Heavy duty extension cords are available with features designed for different environments, including rugged jackets, grounded three-prong plugs and lighted ends that indicate power is present. For garage projects, yard work or outdoor equipment, choose an outdoor-rated extension cord with markings that confirm its intended use, and follow its limits for exposure to moisture and temperature. An outdoor rating does not mean a cord or its connections can be submerged or left in standing water. Use GFCI protection where required, keep connections dry and inspect the jacket, plug and connector for damage before each use. Avoid connecting extension cords together, running them under rugs or through walls, or exceeding their marked electrical ratings. High-wattage appliances may require a direct connection to a wall outlet; follow the appliance manufacturer’s instructions instead of assuming a thicker cord makes extension-cord use acceptable. Whether you need a heavy duty appliance power cord, a workshop extension cord or an outdoor power cord, matching the cord’s specifications to the equipment and location helps support safe, dependable performance.

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FAQ

Heavy-duty power cords are commonly associated with workshop tools, commercial equipment, servers, and certain appliances. Some serve as detachable equipment cords, while others are extension cords. The equipment documentation identifies the required cord type and connection.

An equipment power cord connects a device directly to a power source, often through a detachable inlet on the device. An extension cord has a plug at one end and a receptacle at the other to connect an existing equipment cord to an outlet. Heavy-duty versions are available in both categories.

Heavy-duty power cords can feature standard household-style plugs, locking connectors, or equipment connectors such as IEC C13 and C19. Connector styles vary by equipment category, so the device inlet and power-source connection determine which configuration is needed.

Common jacket materials include PVC, rubber compounds, and thermoplastic elastomers. The jacket is the outer covering around the insulated conductors. Product specifications typically identify the jacket material separately from the conductor and connector materials.

No. Some heavy-duty power cords disconnect from an equipment inlet, while others are permanently attached to the device. Detachable cords are commonly listed by their connector configurations; attached cords may be documented as equipment-specific service parts.