Have you ever bought an extension cord, only to worry if it’s truly safe or built to last? With so many options out there, finding a reliable manufacturer can feel overwhelming—not to mention risky if you choose wrong. But the right supplier means peace of mind: better quality, safer products, and fewer headaches down the line. Curious which US-based factories stand out from the crowd?

Read on to discover the top extension cord manufacturers making a difference right here in the USA!

Related Video

USA Made Electrical Wires and Extension Cords | USA Made Store

Product Details:
The store specializes in selling American-made heavy-duty extension cords, primarily from the brands Anthem (formerly AMPERE) and Southwire, in various lengths and gauges. The cords are designed for both indoor and outdoor use and are listed with technical specifications and features such as lighted ends, flexibility, waterproofing, resistance to chemicals and oils, and storage straps. Farm/workshop-specific cords (AgriPro) are also available.

Technical Parameters:
– Available in multiple gauges: 10/3, 12/3, 14/3 SJTW/SJTOW
– Lengths offered: 6 ft, 10 ft, 15 ft, 25 ft, 50 ft, 100 ft (depending on model)
– Features: lighted ends, water/weather resistant flexible vinyl/SJTW jackets,
– Rated up to 15 Amps, suitable for high-powered tools and appliances. Some

Application Scenarios:
– Outdoor use, including harsh weather conditions
– Farm, ranch, and workshop jobs where resistance to chemicals and oils is
– Jobsites, warehouses, and heavy-duty industrial environments
– General indoor and outdoor extension for high-powered tools and home appliances

Pros:
– Made in USA with an emphasis on quality and domestic manufacturing standards
– Durable, heavy-duty construction for demanding environments
– Features like lighted ends, storage straps, high-visibility jackets, and
– Multiple lengths and gauges to suit different application needs

Cons:
– Potentially higher price compared to generic/imported extension cords
– Limited to extension cords and related accessories; not a broad electrical
– Some product descriptions lack detailed warranty or longevity information

Custom Cable Management Solutions – Kord King

Product Details:
Kord King offers custom power cords and molded plugs made in the USA. Their products include North American and International power cords, hospital-grade cords, custom cable terminations, and molded cord sets. They support various customization options for materials, plug types, and wire specifications.

Technical Parameters:
– Manufactured to UL and CSA standards
– Cord sets available in 5-15P NEMA, 5-20P NEMA, and custom configurations
– Wire gauges typically 18 AWG to 10 AWG
– Voltage ratings up to 125V or 250V, with amp ratings up to 20A

Application Scenarios:
– Medical and hospital equipment
– Industrial and commercial electrical devices
– Household appliances
– OEM manufacturing for North American and international markets

Pros:
– Fast turnaround and short lead times
– Made in the USA with high quality control
– Customization for lengths, plugs, wire types, and colors
– Compliant with key certifications (UL, CSA, RoHS)

Cons:
– Limited to bulk/custom orders; not ideal for small quantity retail needs
– Focus on cord sets means limited product diversity outside this category

Extension Cords & Cloth Covered Wire Made In the USA – Conway Electric …

Product Details:
High-quality, flexible, and durable electric cords and components with woven thread coverings and powder-coated housings, all manufactured and assembled in the USA using domestically sourced materials where possible.

Technical Parameters:
– Wire: Fillerless, 14, 16, and 18 AWG SJT and SVT types (SJTOOW, SJTOW, low
– Woven thread covering: Over 25 current cover patterns using 23 different thread
– Spools: 500 ft each, running over 1,000 feet of wire per hour during production
– Powder-coated metal housings modified for UL compliance

Application Scenarios:
– Electrical projects requiring flexible, durable extension cords or wiring
– Custom or design-focused installations that benefit from aesthetic woven
– Environments where higher resistance to harsh conditions is required
– Consumers or businesses seeking American-made electrical products

Pros:
– Manufactured and assembled entirely in the USA, supporting local businesses
– Flexible, supple, and durable wire easier to handle than standard hardware
– Custom woven coverings with a variety of patterns and colors for aesthetic
– Powder-coated metal housings provide superior durability and resistance to

Cons:
– Likely higher cost compared to similar imported products
– Potential limitations in sourcing 100% domestic components for some materials
– Product offerings may be narrower compared to large-scale overseas manufacturers

Extension Cords | Power Management | Products – Southwire

Product Details:
Southwire offers a range of extension cords as part of their power management product lineup, suited for connecting electrical devices to a power source when direct access is unavailable.

Application Scenarios:
– General power extension for construction sites, workshops, and events
– Temporary power delivery in both indoor and outdoor settings

Pros:
– Part of a comprehensive range of power management solutions
– Available through a reputable manufacturer with an extensive electrical

6 Best Extension Cords Made in the USA – powertoolsacademy.com

Product Details:
A selection of heavy-duty, American-made extension cords from reputable manufacturers such as Southwire, Bad Ass Extension Cords, Huanchain, Iron Forge Cable, US Wire and Cable, and Watt’s Wire, designed for indoor and outdoor use with various lengths, gauges, and safety/weather resistance features.

Technical Parameters:
– Lengths range from 15 to 100 feet
– Amp ratings: 13-15 Amps; Volt ratings: 120-300 Volts; Wattage up to 1875 Watts
– Wire gauges: 10/3, 12/3, 14, 16
– Temperature resistance: as low as -94°F and as high as +221°F
– Waterproof, weather-resistant, flame/oil-resistant, UL/ETL listed

Application Scenarios:
– Powering tools and equipment outdoors (snow blowers, lawn mowers, generators)
– Home and office use for computers, monitors, printers, and indoor devices
– Heavy-duty, long-distance power needs in construction or harsh weather
– Multi-appliance connections with 3-outlet models for job sites or events

Pros:
– Manufactured in the USA with high quality standards and support for American
– Superior durability and weather resistance (cold, water, oil, fire, UV, and
– Flexible usage (indoor/outdoor, multiple outlets, varying lengths)
– Safety certifications (UL, ETL) and advanced features like lighted ends and

Cons:
– Some models are more expensive than similar imported alternatives
– Higher-duty cords may be bulkier and less convenient for light, everyday use

Top 10 Power Cords Manufacturers in USA – WiringLabs

Product Details:
Manufactures power cords, cordsets, international and North American power cords, extension cords, wire harnesses, cable assemblies, box builds, high power pin and sleeve devices, strain reliefs, and kitting/assembly services. Offers both standard and custom solutions with full certification.

Technical Parameters:
– Over 100 plug combinations, various colors, and almost any length available
– UL Recognized, UL Listed, cUL, CSA Certified; ISO 9001:2015, IATF 16949, UL508A
– 100% of products electrically tested and visually inspected before shipment
– Product traceability with lot number system and compliance with IPC A 620

Application Scenarios:
– Military, medical, alternative energy, telecommunications, and transportation
– Designing and building products for North American and global markets
– OEMs needing rapid prototyping or full product lifecycle support
– Companies requiring custom or standard certified power cord solutions

Pros:
– Short lead time (1 week for US-made products, 1-2 weeks for others); same-day
– No minimum order quantity; prices can be locked in with blanket or reservation
– Thorough quality control with operator inspections, testing, and supplier
– Expert project management and free technical support, including value-added

Cons:
– Some manufacturing done overseas (Mexico, China, Philippines), which may affect
– Details on custom solution limitations or price structure are not specified

Extension Cords Manufacturers and Suppliers in the USA and Canada

Product Details:
Manufacturers and suppliers of extension cords for the USA and Canada market, covering a range of related products including cord sets, cable assemblies, GFCI extension cords, power cords, patch cords, and telephone cords, available from distributors, manufacturers, custom manufacturers, service companies, and other company types.

Technical Parameters:
– Compliance with various quality certifications such as ISO 9001, ISO 14001,
– Extension cords available from companies that may hold additional
– Availability of products ‘Made in the USA’ by select suppliers
– Product offerings span distributors, manufacturers, custom manufacturers, and

Application Scenarios:
– Industrial, commercial, and residential applications requiring temporary or
– Use cases demanding compliance with specific industry or quality standards
– Projects needing custom manufacturing of extension cords or cable assemblies
– Environments where diversity-owned business sourcing or certified products are

Pros:
– Extensive supplier and manufacturer network across the USA and Canada
– Wide variety of certifications to meet industry-specific needs
– Options for sourcing from diversity-owned and certified businesses
– Availability of custom and instant quote options from multiple supplier types

Cons:
– Detailed technical specifications, individual product data, and pricing are not
– Requires user registration to access full supplier and product details

US Wire & Cable

Product Details:
US Wire & Cable offers a range of American-made cable and extension cord products, including indoor household cords, appliance cords, general purpose extension and short-length cords, landscape and decorating cords, bright color extension cords, oil-resistant extension cords, cold-flex extension cords, vividflex power cords, extreme all-weather cords, cord management solutions, task lights, and adapters & GFCI devices.

Application Scenarios:
– Indoor and outdoor household power applications
– Job site and contractor use requiring durable extension cords
– Situations needing oil-resistant, weatherproof, or brightly colored cords for
– Appliance and tool connectivity, including outdoor landscaping and decorating

Pros:
– Made in the USA promoting local quality and reliability
– Wide product range suitable for various residential, commercial, and industrial
– Multiple distribution centers across the nation enabling timely delivery
– Personalized and responsive customer service, family-owned culture

SIGNAL+POWER | Plug Adapter & Power Cord Manufacturer

Product Details:
SIGNAL+POWER manufactures a wide range of plug adapters and power cords, including NEMA (USA), IEC, electric vehicle (EV), international power cords, extension cords, power cord wire (SJTOW, SVT, TYPE W), and accessories. They also offer custom products and power cords for specialized requirements including data centers, hospitals, and EV charging.

Technical Parameters:
– ISO 9001:2015 certified facilities (both North Carolina and Far East locations)
– RoHS and REACH compliance
– Product types: NEMA, IEC, Electric Vehicle (EV), hospital grade, low smoke zero
– Bulk wire specifications: UL & CSA rated, European harmonized, CCC approved,

Application Scenarios:
– Data centers requiring global and locking power cord solutions
– Electric vehicle (EV) charging extension cords and infrastructure
– Hospital and healthcare environments with hospital grade power cords
– International travel and devices with country-specific adapters and cords

Pros:
– Wide selection covering both standard and custom power solutions
– Compliance with major global safety, quality, and environmental standards (ISO,
– Ability to support specialized industries such as data centers, EV/automotive,
– Flexible offering including volume pricing and custom manufacturing

Cons:
– No detailed technical specifications for individual product lines on the main
– Potential complexity in product selection due to broad range of offerings
– Some certifications specific to facility/location, not all products

Leading Extension Cord Manufacturers – Cord sets

Product Details:
Extension cords engineered for flexible and safe power transmission, available in light-duty, medium-duty, heavy-duty, outdoor, and specialty types with various features such as weather-resistant jackets, grounding pins, and options like locking or GFCI protection.

Technical Parameters:
– Wire Gauge (AWG): Ranges from 10 (thickest, high capacity) to 16 (thinnest, low
– Maximum Amps and Recommended Length: 16 AWG (10A, 50ft), 14 AWG (15A, 100ft),
– Insulation and Outer Jacket: Materials include rubber, thermoplastic, or vinyl
– Voltage Rating: Must match/exceed supply voltage (e.g., 120V in North America,

Application Scenarios:
– Powering household devices, electronics, and low-wattage appliances indoors.
– Supplying electricity to power tools, air conditioners, and industrial machines
– Outdoor use for landscaping equipment, holiday lighting, and events with
– Healthcare, hospitality, film, and broadcasting industries for powering mobile

Pros:
– Versatile range of products for different loads and environments (indoor,
– Safety features such as grounding, GFCI protection, and weather-resistant
– Available in various lengths and gauges to match different power and distance
– Portable, temporary power solution for locations without convenient outlets.

Cons:
– Intended only for temporary use and not as a permanent wiring solution.
– Improper selection or overloading can cause fire, electric shock, or equipment
– Longer cords experience voltage drop and reduced efficiency.
– Multiple cords (daisy-chaining) are unsafe and not recommended.

Comparison Table

Company	Product Details	Pros	Cons	Website
USA Made Electrical Wires and Extension Cords	USA Made Store	The store specializes in selling American-made heavy-duty extension cords,	Made in USA with an emphasis on quality and domestic manufacturing	Potentially higher price compared to generic/imported extension cords Limited
Custom Cable Management Solutions – Kord King	Kord King offers custom power cords and molded plugs made in the USA. Their	Fast turnaround and short lead times Made in the USA with high quality	Limited to bulk/custom orders; not ideal for small quantity retail needs Focus	www.kordking.com
Extension Cords & Cloth Covered Wire Made In the USA – Conway Electric …	High-quality, flexible, and durable electric cords and components with woven	Manufactured and assembled entirely in the USA, supporting local businesses Flex	Likely higher cost compared to similar imported products Potential limitations	conwaygoods.com
Extension Cords	Power Management	Products – Southwire	Southwire offers a range of extension cords as part of their power management	Part of a comprehensive range of power management solutions Available through a
6 Best Extension Cords Made in the USA – powertoolsacademy.com	A selection of heavy-duty, American-made extension cords from reputable	Manufactured in the USA with high quality standards and support for American	Some models are more expensive than similar imported alternatives Higher-duty	powertoolsacademy.com
Top 10 Power Cords Manufacturers in USA – WiringLabs	Manufactures power cords, cordsets, international and North American power	Short lead time (1 week for US-made products, 1-2 weeks for others); same-day	Some manufacturing done overseas (Mexico, China, Philippines), which may affect	wiringlabs.com
Extension Cords Manufacturers and Suppliers in the USA and Canada	Manufacturers and suppliers of extension cords for the USA and Canada market,	Extensive supplier and manufacturer network across the USA and Canada Wide	Detailed technical specifications, individual product data, and pricing are not	www.thomasnet.com
US Wire & Cable	US Wire & Cable offers a range of American-made cable and extension cord	Made in the USA promoting local quality and reliability Wide product range		uswireandcable.com
SIGNAL+POWER	Plug Adapter & Power Cord Manufacturer	SIGNAL+POWER manufactures a wide range of plug adapters and power cords,	Wide selection covering both standard and custom power solutions Compliance	No detailed technical specifications for individual product lines on the main
Leading Extension Cord Manufacturers – Cord sets	Extension cords engineered for flexible and safe power transmission, available	Versatile range of products for different loads and environments (indoor,	Intended only for temporary use and not as a permanent wiring solution	cordsets.org

Frequently Asked Questions (FAQs)

How can I find reputable extension cord manufacturers in the USA?
Start by searching trade directories like ThomasNet or IndustryNet. You can also attend relevant trade shows, check online marketplaces, and consult local business groups. Always review company websites and look for certifications or positive customer reviews.

What certifications should I look for in a good extension cord factory?
Look for manufacturers who meet UL (Underwriters Laboratories) or ETL (Intertek) standards, as these ensure electrical safety and compliance with U.S. regulations. ISO certification is also a plus for quality management.

How do I compare prices between different manufacturers?
Request detailed quotes from several suppliers, making sure they include product specifications, quantities, custom options, and shipping costs. Compare these quotes carefully—cheapest isn’t always best; consider reputation and quality as well.

Can I request custom cord designs or branding?
Many U.S. manufacturers offer customizable solutions, including specific cable lengths, plug types, and even private label branding. Discuss your needs directly with potential suppliers and ask about minimum order quantities for custom orders.

What is the typical lead time for orders from U.S. extension cord manufacturers?
Lead times vary but typically range from 2 to 6 weeks, depending on order size and customization. Be sure to confirm lead times early and factor in shipping when planning your purchase.