This is a heavy-duty, customizable industrial power extension cord designed for reliable power distribution in demanding environments. It features IEC 60309 (also known as CEE or pin-and-sleeve) connectors, which are standardized for industrial use worldwide, offering superior safety, durability, and weather resistance compared to standard household plugs. The cord is available in single-phase (3-prong) or three-phase (4- or 5-prong) configurations, rated at 16A, with custom lengths of 10 meters, 20 meters, or 25 meters. These cords are ideal for extending power to machinery, tools, lighting, or temporary setups in construction, manufacturing, events, shipyards, or outdoor installations.Manufactured to IEC/EN 60309 standards, these cords ensure compatibility across global power systems and include certifications like CE, UKCA, SEMKO, RoHS, PAHS, and REACH for safety and environmental compliance. They are fully molded for strain relief and impact resistance, preventing breakage in harsh conditions.

Key Configurations

The “3/4/5 prong” refers to the number of pins/poles in the IEC 60309 connector:

• 3 Prong (2P+E): Single-phase with ground (neutral + live + earth).
• 4 Prong (3P+E): Three-phase without neutral (three lives + earth).
• 5 Prong (3P+N+E): Three-phase with neutral (three lives + neutral + earth).

Technical Specifications

These specs are based on standard 16A models; exact details may vary slightly by manufacturer or customization.

• Current Rating :16A (maximum load capacity)
• Voltage Rating:100-250V AC (single-phase) or 380-415V AC (three-phase)
• Connector Type: IEC 60309 male plug to female socket (IP44 or IP67 rated for splash/waterproofing)
• Cable Type: H07RN-F (rubber, flexible, oil- and weather-resistant); alternatives like H07VV-F PVC available
• Cable Cross-Section: 1.5mm² or 2.5mm² (copper conductors for 16A rating)
• Cable Length Options: Custom: 10m (33 ft), 20m (66 ft), 25m (82 ft); other lengths available on request
• IP Rating: IP44 (splash-proof) standard; IP67 (submersible) upgrade option
• Operating Temperature: -40°C to +60°C (-13°F to 140°F)
• Color: Typically yellow or blue body for visibility/safety; black or orange cable sheath
• Weight: (approx.) 1.2-2.5 kg per 10m (varies by configuration and cable type)
• Certifications: IEC/EN 60309, CE, UKCA, SEMKO, RoHS, PAHS, REACH; UL/cUL options for North America

Power Distribution Cable Extender Applications:

This extension cord is perfect for a wide range of industrial and commercial settings, including:

• Construction Sites and Temporary Power
• Industrial Workshops and Manufacturing Plants
• Stage Lighting, Sound Equipment, and Event Power
• Agricultural Machinery and Farm Equipment
• Power Generators and Distribution Panels
• Marine and Dockyard Applications
• Data Center Maintenance
• Film Sets and Location Shoots

IEC 60309 Extension Cords Manufacturer

Our Advantages as a Leading Power Distribution Cable Extender Manufacturer
With 15+ years as a dedicated IEC 60309 plug and receptacle factory, we excel in producing types of CEE IEC 60309 Extension Cables with CE certified.

• Guaranteed Market Access: Our CE,KEMA certification eliminates compliance risks, speeding up your product approval process in the Europe
• Precision Manufacturing: Produced in our ISO 9001-certified facilities with stringent quality control, Including continuity, hi-pot, and insulation resistance tests.
• Customization & Support: We offer OEM/ODM services for custom lengths, colors, and packaging. Rapid prototyping, low MOQs, and dedicated engineering support.
• Cost-Effective Sourcing: As a direct manufacturer, we provide competitive pricing without compromising on quality or safety.

2-year industrial warranty included; free samples for qualified OEMs. Contact our team for quotes or custom plugs, plug adapters, custom electrical plug builds!

Power Distribution Cable Extender AC 3 / 4 / 5 Prong Power Extension Cable – IEC 60309 16A 10, 20, 25 Meter Custom Industrial Extension Cords最先出现在Cablesgo。

Technical Specifications:

• Plug Type: NEMA 6-15P (Male, 3-Prong Straight Blade, Grounded)
• Socket Type:NEMA 6-15R (Female, 3 Spaced Outlets)
• Electrical Rating: 30A. 125V AC.3750W (calculated as 30A × 125V).
• Length Options:Custom, 1 ft to 100 ft (e.g., 10 ft, 15 ft, 25 ft, 50 ft)
• Cable Type: PVC or Rubber 16,14,12AWG jacket with 3-conductor grounded design for outdoor durability.
• Temperature Range: -40°F to +140°F (-40°C to +60°C), suitable for extreme camping conditions.
• Color Options: Black, White, Gray (custom available)

Common Applications

• Industrial: Powering CNC machines, welders, air compressors, or dust collectors in workshops.
• Data Centers: Connecting servers, PDUs, or UPS systems requiring 208–240V.
• Commercial: High-power appliances like commercial ovens, EV Level 2 chargers, or stage lighting.
• Heavy-Duty Home: Extending 240V circuits for large tools, hot tubs, or electric dryers.

NEMA 6-15 Extension Cord Manufacturer

Our Advantages as a Leading Heavy Duty UL Listed Power Extension Cable Manufacturer
With 15+ years as a dedicated extension power cord factory, we excel in producing NEMA types plugs and extension socket with UL certified.

• Guaranteed Market Access: Our UL certification eliminates compliance risks, speeding up your product approval process in the United States and Canada.
• Precision Manufacturing: Produced in our ISO 9001-certified facilities with stringent quality control, including continuity, hi-pot, and insulation resistance tests.
• Customization & Support: We offer OEM/ODM services for custom lengths, colors, and packaging. Benefit from rapid prototyping, low MOQs, and dedicated engineering support.
• Cost-Effective Sourcing: As a direct manufacturer, we provide competitive pricing without compromising on quality or safety.

2-year industrial warranty included; free samples for qualified OEMs. Contact our team for quotes or custom power adapter, plug adapters, sockets adapter builds!

NEMA 6-15 Extension Cord, 3 Outlets Power Strip, Custom Extension Cable UL Listed最先出现在Cablesgo。

This versatile, heavy-duty generator adapter cord converts high-amperage locking generator outlets (NEMA L14-30P for 120/240V 4-prong or L5-30P for 120V 3-prong) into multiple standard household or 240V outlets (NEMA 5-20R/5-15R for 120V or 6-20R/6-15R for 240V), enabling safe powering of tools, appliances, RVs, or home essentials during outages. Rated for 30A continuous loads up to 7,500W (L14-30P) or 3,750W (L5-30P), it features a compact or extended design with 1–8 outlet configurations for power distribution. UL-listed for safety, these adapters are built with rugged, weather-resistant materials for indoor/outdoor use in construction, camping, or emergency backup scenarios. Custom options allow tailoring lengths, outlet counts, and end fittings for OEM or specific generator models like Champion, Westinghouse, or Honda.

Technical Specifications

• Plug Types: NEMA L14-30P (30A, 125/250V, 4-prong locking) or L5-30P (30A, 125V, 3-prong locking)
• Output Receptacles: NEMA 5-20R/5-15R (120V, 20A/15A, 3-prong) or 6-20R/6-15R (250V, 20A/15A, 3-prong); multi-outlet configurations (1–8 ports).
• Electrical Rating: 30A total (per outlet: 15–20A max; derate for multi-use to avoid overload).125V (L5-30P) or 125/250V (L14-30P).
• Circuit Breaker: Some item (Re-settable 20-Amp thermal circuit breaker)
• Safety Standards: UL cUL Listed.
• Housing Material: High-Impact, Flame-Retardant Composite (94V-0 Rated).
• Operating Temperature: -20°C to 60°C (-4°F to 140°F).
• Compatibility:Generators (Champion, Westinghouse, FIRMAN), RVs, welders, tools; NEMA-compliant for U.S./Canada.

Power Adapter Applications:

This adapter is indispensable for managing power from a generator in various scenarios:

• Emergency Home Backup Power: Distribute generator power to essential household appliances like refrigerators, fans, lights, and sump pumps through multiple standard outlets.
• Construction & Job Sites: Power a variety of 120V or 240V tools (saws, drills, compressors) and work lights from a single generator connection.
• RV & Camping: Connect an RV-ready generator to power multiple devices outside the RV or within a campsite.
• Events & Entertainment: Provide distributed power for vendors, food trucks, or sound equipment at outdoor events.
• Workshops & Farms: Offer flexible power access for equipment in a garage, woodshop, or agricultural setting.

NEMA L14-30P Power Adapter Cord Manufacturer

Our Advantages as a Leading Power Adapter Cord Manufacturer
With 15+ years as a dedicated power cord factory, we excel in producing NEMA L5-30P/ L14-30 to NEMA 5-15R, 5-20R/  NEMA 6-20R,6-15R T-Blade Plug Adapter Cord with UL certified.

• Guaranteed Market Access: Our UL certification eliminates compliance risks, speeding up your product approval process in the United States and Canada.
• Precision Manufacturing: Produced in our ISO 9001-certified facilities with stringent quality control, including continuity, hi-pot, and insulation resistance tests.
• Customization & Support: We offer OEM/ODM services for custom lengths, colors, and packaging. Benefit from rapid prototyping, low MOQs, and dedicated engineering support.
• Cost-Effective Sourcing: As a direct manufacturer, we provide competitive pricing without compromising on quality or safety.

2-year industrial warranty included; free samples for qualified OEMs. Contact our team for quotes or custom power adapter, plug adapters, sockets adapter builds!

Heavy Duty L14-30P, L5-30P Locking Plug to 5-20/15R or 6-20/15R Generator Adapter Cord Custom Adapter Cable UL Listed最先出现在Cablesgo。

This rugged NEMA 14-50 extension cord is a premium solution for high-power outdoor applications, including RV shore power hookups, Level 2 EV charging (e.g., Tesla Wall Connectors or J1772 adapters), generators, and heavy equipment like welders or pumps. Featuring a 4-prong grounded design (two hots, neutral, ground), it supports dual-voltage operation up to 12,500 watts at 250V, delivering reliable power without significant voltage drop even over extended lengths. Built with a flexible STW jacket and ergonomic grip handles for easy handling, it’s fully waterproof and UV-resistant for all-weather use in campsites, driveways, or job sites. UL-listed models ensure safety compliance, and custom lengths from 10 to 100+ feet are available for bespoke RV or EV setups, often including extras like LED indicators and storage bags. Note: The NEMA 14-50 configuration is a straight-blade (non-locking) connector, relying on the grip handles and secure fit for stability rather than a twist-lock mechanism.
Technical Information

• Plug Type: NEMA 14-50P
• Receptacle Type: NEMA 14-50R
• Electrical Ratings: 125/250V AC, up to 50A
• Configuration: 4-Wire (2 Hot Wires, 1 Neutral, 1 Ground). Essential for providing both 125V and 250V power for RV appliances and EV chargers.
• Safety Certification: UL Listed, cUL
• Colors: Black, Grey are standard; custom available
• Operating Temperature:Up to 105°C for the cord
• Applicable Cables: 4 conductors: Black/Red Hots, White Neutral, Green Ground
• Cable Length Options: 4FT, 6FT, 10FT, 25FT, 50FT (custom lengths available)

Applications:

This extension cord is the ideal solution for powering high-demand equipment:

• Recreational Vehicles (RVs): Safely extend power from a campground pedestal to your RV’s power inlet, providing full 50-amp service for air conditioners, refrigerators, and all onboard systems.
• Electric Vehicle (EV) Charging: Extend the reach of your 50-amp Level 2 EV charger (EVSE) to reach your car’s charging port comfortably. Compatible with Tesla Mobile Connector, Ford Mobile Charger, and other units using a NEMA 14-50 plug.
• Industrial & Workshop Use: Power heavy-duty tools and equipment such as large welders, industrial ovens, and power hoists that require a 50-amp, 125/250V outlet.

Custom Extension Cable Adapter

• TT-30P male plug and TT-30R female receptacle standard versions or with grid handle
• DRT, ST, STOW PVC heavy duty power cable or SOW Rubber cable, custom length ,custom color
• Custom adapter cord, made with Y shape splitter, or W shape, Twist locking plugs, sockets

NEMA 14-50 Extension Cord Manufacturer

CablesGo manufactures industrial-grade NEMA 14-50 power extension cords, engineered with a 50 Amp, 125/250V, 4-wire configuration plug and socket to deliver robust power for demanding applications such as EV charging stations, industrial machinery, and high-power welding equipment. Produced in our certified 30,000+ sqm Ningbo facility, each unit undergoes rigorous 100% in-house Hi-Pot and continuity testing to ensure full compliance with UL standards. We offer flexible customization of cord length and jacket color with a competitive 50-piece MOQ, supported by global operations that guarantee reliable 10-15 day lead times and cost-effective pricing.

NEMA 14-50P to NEMA 14-50R 50 Amp RV/EV Extension Cord Outdoor with Grip Handle, Flexible 4 Prong Heavy Duty RV Power Cord最先出现在Cablesgo。

The NEMA 6-50 heavy-duty extension cord is engineered for high-power, industrial-grade applications, including MIG/TIG welders, plasma cutters, Level 2 EV chargers (e.g., Tesla Mobile Connector or J1772 adapters), generators, and heavy machinery. This 3-prong locking cord (NEMA 6-50P male to 6-50R female) delivers up to 12,500 watts at 250 volts, with a robust design that minimizes voltage drop over long runs, ensuring consistent performance in workshops, garages, or outdoor sites. UL-listed for electrical safety, it features pure copper conductors and a flexible, weatherproof jacket to withstand abrasion, oil, moisture, and extreme temperatures. Custom lengths from 6 feet to over 100 feet are readily available from manufacturers, supporting tailored solutions for mobile welding rigs, EV home setups, or commercial installations.

Technical Information

• • Connectors: NEMA 6-50P (male) to NEMA 6-50R (female).2 Hot Wires (X, Y) + 1 Ground (G) – No Neutral.
  • Electrical Ratings: 50A Max, below listed shows lighter duty.12,500W (50A × 250V).
  • Safety Certification: UL Listed, cUL
  • Colors: Black is standard; custom available
  • Operating Temperature:Up to 105°C for the cord
  • Cable Length Options:Custom (e.g., 6FT, 15FT, 25FT, 50FT; up to 100FT available
  • Compatibility:Welders, EV Level 2 chargers, generators, industrial tools; NEMA-compliant for U.S./Canada.

Extension Cable Applications:

This cable is versatile and built for high-power equipment:

• Welding: The primary application. Provides a safe and reliable power extension for 50-amp industrial welding machines and plasma cutters.
• Electric Vehicle (EV) Charging: Serves as a high-power extension for 50-amp EVSE (Electric Vehicle Supply Equipment) charging stations, such as those for Tesla, Chevy, Ford, and others using a NEMA 6-50 outlet.
• Industrial Machinery: Powers heavy-duty equipment like large industrial ovens, compressors, and CNC machines that require a 250V, 50-amp connection.
• Workshop & Garage Use: An essential tool for any serious workshop needing flexible power for high-demand tools.

NEMA 6-50 Extension Cord Manufacturer

CablesGo manufactures heavy-duty NEMA 6-50 power extension cords, engineered with a 50 Amp, 250V configuration to extension reliable, high-current power for demanding applications such as welding equipment and EV / Industrial machinery. Produced in our certified 30,000+ sqm Ningbo facility, every unit is guaranteed through 100% in-house Hi-Pot and continuity testing, ensuring full compliance with UL standards. We provide flexible customization of cord length and jacket color with a competitive 50-piece MOQ, backed by global operations that ensure dependable 10-15 day lead times and cost-effective pricing.

NEMA 6-50 Extension Cord, Custom Heavy Duty Welding Extension Cable | 50 Amp EV Power Extension Cords | UL Listed最先出现在Cablesgo。

This heavy-duty 30 Amp RV extension cord features a NEMA TT-30P (male) to TT-30R (female) 3-prong configuration, designed specifically for recreational vehicles (RVs), travel trailers, campers, and marine applications. It provides a secure, weatherproof connection to shore power pedestals or generators, supporting up to 3750 watts at 125 volts. UL-listed for safety, these cords are built for outdoor durability in harsh conditions like rain, dust, and extreme temperatures. Custom lengths are available from manufacturers for tailored setups, such as extending from distant hookups or integrating with RV accessories, ensuring minimal voltage drop over distance.

Technical Specifications:

• Connectors: NEMA TT-30P (male, 3-prong) to NEMA TT-30R (female, 3-prong).
• Electrical Rating: 30A. 125V AC.3750W (calculated as 30A × 125V).
• Wire Gauge: 10/3 AWG (stranded copper conductors for enhanced flexibility and reduced voltage drop).
• Cable Type: PVC or Rubber 10AWG jacket with 3-conductor grounded design for outdoor durability.
• Temperature Range: -40°F to +140°F (-40°C to +60°C), suitable for extreme camping conditions.
• Standard Lengths: 15 ft, 25 ft, 30 ft, 50 ft, 75 ft, and 100 ft options for various RV site distances Available in custom lengths
• Compatibility: Optimized for RVs, travel trailers, campers, boat/marine setups, generators, and compatible EV chargers under U.S. and Canada standards.

Customization Options:

• TT 30P/R: Straight or angle plugs or receptacles,some models include LED power indicators
• Custom Options: Offer bespoke builds up to 150 ft+; specify length, jacket color (black/yellow standard), end configurations (e.g., pigtail options), or enhancements like illuminated ends. Low minimum orders for prototypes; lead times 1–3 weeks.
• Build-Your-Own Note: For DIY enthusiasts, components like bulk STW cable and TT-30 connectors can be sourced, but professional assembly ensures UL compliance.

RV Extension Cord Manufacturer

Our Advantages as a Leading Heavy Duty UL Listed RV Power Extension Cable Manufacturer

With 15+ years as a dedicated extension power cord factory, we excel in producing TT 30P, 30R RV plugs and extension socket with UL certified.

• Guaranteed Market Access: Our UL certification eliminates compliance risks, speeding up your product approval process in the United States and Canada.
• Precision Manufacturing: Produced in our ISO 9001-certified facilities with stringent quality control, including continuity, hi-pot, and insulation resistance tests.
• Customization & Support: We offer OEM/ODM services for custom lengths, colors, and packaging. Benefit from rapid prototyping, low MOQs, and dedicated engineering support.
• Cost-Effective Sourcing: As a direct manufacturer, we provide competitive pricing without compromising on quality or safety.

2-year industrial warranty included; free samples for qualified OEMs. Contact our team for quotes or custom power adapter, plug adapters, sockets adapter builds!

RV Extension Cord 30 Amp, NEMA TT-30P Male to TT-30R Female for RV Trailer Campers, Custom RV Power Extension Cable | UL Listed最先出现在Cablesgo。

Twist-Lock extension cords, also known as interlocking or locking power cords, feature a patented twist-and-lock mechanism that ensures a secure, vibration-resistant connection, preventing accidental unplugging in high-vibration or high-traffic environments. These UL-listed cords are designed for heavy-duty applications such as generators, power tools, industrial equipment, construction sites, outdoor events, and commercial setups. They support custom configurations for length, gauge, and end fittings, making them versatile for OEM and end-user needs. Common NEMA configurations include L5-15, L5-20, L6-20, L6-30, L7-15, and more, with options for indoor, outdoor, and harsh-weather use.

Technical Specifications:

• Connector Types: Comprehensive range of NEMA twist-lock configurations including:
  • L5-15P/R, L5-20P/R (125V, 15-20A)
  • L6-15P/R, L6-20P/R, L6-30P/R (250V, 15-30A)
  • L14-20P/R, L14-30P/R (125/250V, 20-30A)
  • Other specialty configurations available
• Wire Gauge: Available from 18 AWG to 10 AWG based on amperage requirements and length
• Voltage Rating: 125V, 250V, or 125/250V depending on connector type
• Temperature Rating: -40°C to 90°C (-40°F to 194°F)
• Jacket Material: Heavy-duty rubber or PVC, SOOW or SJOOW rating
• Safety Standards: UL Listed, CSA Certified options available

Locking Extension Cords Applications

• Construction Sites: Power tools and temporary lighting in rugged environments
• Live Events & Entertainment: Stage lighting, audio equipment, and production gear
• Industrial Facilities: Machinery, motors, and manufacturing equipment
• Marine & Outdoor Applications: Docks, marinas, and weather-exposed locations
• Data Centers: Server racks and power distribution units
• Agricultural Operations: Farm equipment, processing machinery, and outdoor power needs

Customization Options:

• Length: Custom cut to your exact specifications
• Wire Gauge: Matched to your amperage requirements and distance
• Connector Combinations: Any combination of twist-lock connectors
• Jacket Color: Multiple color options for circuit identification
• Additional Features: Custom labeling, waterproof boots, and strain relief

Important Safety Information

• Always match the cord’s amperage rating to your equipment requirements
• Regularly inspect for damage before each use
• Ensure proper connector engagement by twisting until securely locked
• Do not use damaged cords or expose to standing water unless specifically rated for such use
• Follow all local electrical codes and regulations

Locking Extension Cord Manufacturer

CablesGo manufactures generator twist locking power cords, engineered from 15 Amp, 20 Amp, 30Amp 125/ 250V, 3wire or 4-wire configuration Produced in our certified 30,000+ sqm Ningbo facility, each unit undergoes rigorous 100% in-house Hi-Pot and continuity testing to ensure full compliance with UL standards. We offer flexible customization of cord length and jacket color with a competitive 50-piece MOQ, supported by global operations that guarantee reliable 10-15 day lead times and cost-effective pricing.

Twist-Lock Extension Cords | Inter Locking Extension Power Cords Custom Extension Cable | UL Listed最先出现在Cablesgo。

These UL-listed AC power cords and adapters are specifically designed for hydroponic and indoor grow light systems. They facilitate safe connections between ballasts, reflectors, lamps, pumps, and other appliances, ensuring reliable power delivery in high-intensity setups. Compatible with brands like Hydrofarm (e.g., BAASP systems) and Sun System reflectors, they address common compatibility issues and support custom configurations for flexible grow environments.

Technical Specifications

• Male Plug: 3-pin (standard Sun System UL), 4-pin, 5-pin; Hydrofarm BAASP plug
• Female Receptacle: 3-pin, 4-pin, 5-pin; Hydrofarm BAASP socket
• Electrical Rating: 250V AC, 10-20A, 5000W Max
• Length: Customizable: 1-50 feet (e.g., 6 ft standard; specify exact length for orders).
• Certifications: UL Listed (primary); compliant with RoHS,
• Material: Slim PVC jacket (flame-retardant, non-toxic); molded plugs with strain relief;
• Color: Standard black; custom colors available
• Standard Models: BAASP (Hydrofarm adapter), Sun System Lamp Ballast Cords.
• Compatibility: Hydrofarm reflectors/ballasts, Sun System (“Brand S”), standard fixtures.

Extension Cord Applications:

• HID/LED Grow Lights: Extending power from the wall outlet or power distributor to reflectors and ballasts.
• Digital Ballasts: Providing dedicated, low-voltage-drop connections for modern ballasts.
• Water/Air Pumps: Reliable power for circulation, irrigation, and aeration systems.
• Environmental Controllers: Connecting climate control computers, CO2 regulators, and fan speed controllers.
• Dehumidifiers & AC Units: Ensuring safe operation of high-draw environmental equipment.

Sun System, Grow Lights/ Hydrofarm / Reflectors Extension Cords (Adapter Cables) For Lamps, Ballasts, Pumps Appliances UL listed最先出现在Cablesgo。

The NEMA 6-20 Extension Cord is a heavy-duty, straight-blade power cable designed for high-amperage applications such as air conditioners, HVAC units, generators, power tools, and industrial equipment. It features a NEMA 6-20P male plug on one end and a NEMA 6-20R female receptacle on the other, with the female end also compatible as a T-blade adapter for NEMA 6-15R plugs. This allows it to accept both 15A and 20A T-slot plugs, making it versatile for extending power from a 20A/250V outlet. The cord supports up to 20 Amps, 250 Volts, and 5000 Watts, ensuring safe and reliable power delivery. It is UL-listed for safety and constructed with 100% copper conductors for optimal conductivity and durability.

Technical Specifications

• Male: NEMA 6-20P (Male, 20A T-slot straight blade) Straight or Angle Plug
• Female: NEMA 6-20R & NEMA 6-15R Combo (Accepts both 20A and 15A 250V plugs)
• Electrical Rating: 250V AC, 20A, 5000W Max
• Length: Customizable: 1-50 feet (e.g., 6 ft standard; specify exact length for orders).
• Certifications: UL Listed (primary); compliant with RoHS, California Proposition 65.
• Material: Slim PVC jacket (flame-retardant, non-toxic); molded plugs with strain relief;
• Color: Standard white or black; custom colors available (e.g., clear, metallic, or branded hues via OEM).

Extension Cord Ideal Applications:

• Industrial Machinery: Powering large air compressors, arc welders, CNC machines, and industrial pumps.
• Woodworking & Metal Shops: Running high-power table saws, planers, milling machines, and other 250V workshop equipment.
• Data Centers: Supporting specific server racks or power distribution units (PDUs) that require 250V input.
• Commercial HVAC & Repair: For technicians servicing 250V commercial heating and cooling systems.
• Automotive & Manufacturing: Operating heavy-duty diagnostic and repair equipment.

Important Note: This extension cord is designed for use ONLY with 250V circuits and equipment. Do not plug it into a standard 125V household outlet. Ensure the outlet and the circuit are rated for 250V/20A. Always check the power requirements of your equipment before use.

NEMA 6-20 Extension Cord, 6-20P Male Plug to 6-20/6-15R Female Receptacle, 20 Amp T-Blade Outlet Custom Extension Power Cable最先出现在Cablesgo。

This is a durable, UL-listed heavy-duty extension cord featuring a NEMA 5-20P male plug (3-prong grounded with T-shaped hot blade for 20A circuits) connected to a NEMA 5-20/5-15R female receptacle (T-slot outlet compatible with both 20A T-blade and standard 15A plugs). It’s designed for safely extending power in high-amperage 120V applications, such as workshops, garages, kitchens, or job sites, where devices like power tools, welders, or commercial appliances need reliable reach without voltage drop. The T-blade configuration ensures secure connections on 20A circuits, while the female end accepts mixed plug types for versatility. Fully customizable for length (e.g., 1-100 feet), color (e.g., yellow for visibility, black for aesthetics, or Pantone-matched), and packaging (e.g., retail coils, bulk spools, or branded clamshells). UL Listed certification (Underwriters Laboratories) verifies compliance with safety standards like UL 62 for flexible cords, including grounding integrity and flame-retardant materials, making it suitable for temporary or semi-permanent use.Key Use Case: Plug the 5-20P male end into a 20A wall outlet or generator, then connect tools or appliances with 15A or 20A plugs to the 5-20/5-15R female end—ideal for custom OEM orders in construction, HVAC, or event production where specific lengths and colors match site branding.

Technical Specifications

• Male: NEMA 5-20P (3-prong grounded Straight or Angle Plug, 20A/125V);
• Female: NEMA 5-20R/5-15 (T-slot receptacle, accepts 5-15P or 5-20P plugs).
• Voltage Rating: 125V AC (120V compatible).
• Current Rating: 20A maximum (2500W; suitable for high-draw devices; derate to 15A if connecting to 15A circuits).
• Length: Customizable: 1-50 feet (e.g., 6 ft standard; specify exact length for orders).
• Certifications: UL Listed (primary); compliant with RoHS, California Proposition 65.
• Material: Slim PVC jacket (flame-retardant, non-toxic); molded plugs with strain relief;
• Color: Standard white or black; custom colors available (e.g., clear, metallic, or branded hues via OEM).

Extension Cord Ideal Applications:

• Workshops & Garages: Powering high-amp tools like table saws, air compressors, and welders.
• Construction Sites: Providing robust, temporary power for professional contractors.
• Commercial & Industrial Equipment: Running machinery, server racks, or medical equipment that requires a 20-amp circuit.
• Audio/Video Production Rigs: Supplying clean, high-capacity power to amplifiers and production equipment.
• Agricultural & Outdoor Use: Powering pumps and motors in demanding environments.

Important Note: This extension cord must be plugged into a properly installed and dedicated 20-amp circuit with a NEMA 5-20R outlet. Ensure your equipment’s amperage requirements do not exceed the cord’s 20A/2500W rating. Always inspect the cord before use.

NEMA 5-20 Extension Cord, 5-20P Male Plug to 5-20/5-15R Female Receptacle, 20 Amp T-Blade Outlet Custom Extension Power Cord最先出现在Cablesgo。