Top 10 Best 6 50p in 2026

Last Updated - 6/8/2026

🏆Best Choice

ENERLITES

ENERLITES 50 Amp 250V NEMA 6-50R Power Outlet, Heavy-Duty 50A Receptacle, for Welders, Plasma Cutters, Electric Ranges, Dryers, and More, 2-Pole, 3 Wire, 65500-BK, Black

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Heavy-duty NEMA 6-50R power outlet designed for high-power tools and appliances such as welders, plasma cutters, electric ranges, and more (please check your manufacturer's manual before purchase to ensure compatibility)
•Made from durable thermoplastic and nylon materials to protect the receptacle from long-term wear and tear caused by extensive daily use; ideal for industrial, commercial, and even residential applications
•Compatible with NEMA 6-50P plugs; for best results, use ENERLITES model 65351-BK (sold separately)
•50 Amp, 250 Volt; UL94 flammability, V2 rating; industrial grade; straight blade; no neutral wire required; grounding
•Black color; NEMA 6-50R; terminals marked for easy identification and fast wiring, UL listed; 1-year warranty

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$10.00

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ELEGRP

ELEGRP NEMA 6-30P & 6-50P Heavy Duty Angle Plug, 30/50 Amp 250V 3 Prong Power Plug for Welder/Generator, Industrial Grade, Grounding, 2 Pole 3 Wire, UL Listed, 1 Pack

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•✅【Extremely Heavy Duty 】 30/50 Amp 250V, NEMA 6-30P NEMA 6-50P, 2 Pole 3 Wire, UL Listed. Grounding Heavy Duty Straight Blade Angle Plug.
•✅【 Solid Construction】 Tough Thermoplastic Shell provides high impact resistance. Large and brass contacts produce superior contact pressure that results in outstanding conductivity.
•✅【Dual Power Attachment Plugs】 Dual function in one unit. Furnished with blades for 30 & 50 amp configurations. Interchangeable blades eliminate need for stocking different devices.
•✅【Easy Installation】 Shell and bottom are hinged in front for ease of assembly. Terminals marked for easy identification and fast wiring. Terminals have pressure plates to protect wires from wear and erosion. Built-in rejection feature prevents closure if blades are incorrectly positioned. Terminal Accepts #10 to #6 AWG.
•✅【Wide Application】 Widely use for heavy industrial and commercial applications, especially replacement plug for welder, (EV) Electric Vehicles charger, generators.

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$11.99

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DEALTUS

DEALTUS 2-in-1 Nema 6-50P/6-30P Welder Plug, ETL Listed, 30A/50A 250V, Black, 3-Prong Male Plug

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•ETL Listed Nema 6-30P/6-50P Comb 30A/50A 250V straight blade ac power plug. Nema 6-30P/6-50P rewirable diy heavy duty welder power plug
•Includes an extra metal terminal, enable you to use it as Nema 6-30P 30Amp 250V male or Nema 6-50P 50A 250V male plug
•Nema 6-30P male 30Amp 250Volt plug works with 10AWG/8AWG 3 conductor cables like SO,SOO,ST,STOO,SOW,STW,STOW,STOOW Etc
•Nema 6-50P male 50Amp 250Volt plug works with 10AWG/8AWG 3 conductor cables like SO,SOO,ST,STOO,SOW,STW,STOW,STOOW Etc
•The package you will receive includes a Nema 6-50P plug + an extra nema 6-30P terminal

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$14.99

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AIDA

AIDA NEMA 6-30P & 6-50P, 30 & 50 Amp, 250 Volt, 3-Prong Grounded Heavy Duty Angle Plug for Compressor, Ranges, Generator, Welder Replacement Plug, Industrial Grade, 2 Pole 3 Wire, UL Listed

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•⭐DUAL FUNCTIONS - Furnished with blades for 30 & 50 amp configurations，NEMA type 6-30P or 6-50P. Dual functions in one unit, great for use in a variety of electrical applications, especially replacement plug for welders, compressors, generators, ranges, adapters, etc.
•⭐HEAVY DUTY - Built to the most demanding standards for performance and reliability. This AIDA right angle plug is made of moisture, chemical and abuse-resistant nylon material to withstand the highest abuse, resist impact and cracking.
•⭐MAXIMUM CONDUCTIVITY - Solid brass blades for maximum conductivity. Ideal for residential, commercial and institutional applications. They are the preferred choice of electricians and contractors.
•⭐EASY INSTALLATION - Terminals marked for easy identification and fast wiring, accept up to #4 AWG standard conductors, both copper and aluminum wire can be used. Additionally, this plug is self-grounded, making installation easier. If you are not sure about anything, you may refer to our installation guide via pictures.
•⭐UL/CUL CERTIFICATIED - Increase the safety of your electrical system by using this UL listed AIDA right angle plug. Backed 30-days free return & free lifetime technical online support within 24 hours.

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$12.99

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Tellegloww

Tellegloww 2 Pcs 50amp Female Welder 6-50p Plug & 6-50r Receptacle RV Electrical Campers 3 Prong 125/250V Universal Plug and Receptacle with Easy Unplug Design , ETL Listed

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Packing Include: 1pcs 50Amp 6-50P/6-30P male plug and 1pcs 1 50Amp 6-50R female plug, rated for 125/250V 50A; This set is ideal for replacing old or worn out receptacles on 6AWG/3C + 8AWG/1C RV extension cords and is suitable for use with welding machine, RV, EV, etc
•Easy Unplug Design: the newly designed handle on the back makes plugging in and unplugging easier by keeping your fingertips away from the power prongs, effectively saving physical effort
•Safety: the body of this plug is made of thermoplastic designed for years of heavy use, and the terminals have pressure plates to preserve the wires from abrasion and erosion
•Easy to Install: come with a clear and easy enough instructions for simple installation, even if a green hand can do it well within minutes
•Etl Listed: designed with copper parts known for excellent conductivity, this electrical component assures you of stable and safe connections; The flame resistant ABS plastic further enhances the safety aspect, adding a layer of protection

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$29.99

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RVGUARD

RVGUARD NEMA 6-50R Receptacle, 250 Volt 50 Amp Female Plug, 6-50R Welder Replacement Receptacle

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•NEMA 6-50R, Rated at 250V, 50A welder female replacement connector.
•Making extension or adapter cords for your welder.
•The new-designed handle keeps your fingertips away from the power prongs when plugging or unplugging.
•Following clear directions, easily attaches and reassembles the wires.
•ETL listed.

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$13.99

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STARELO

STARELO 50Amp Power Outlet Box,NEMA 6-50R Receptacle,250Volt Heavy-Duty Outdoor dustproof and Weatherproof for Electric Vehicles, generators, Welding Machines, etc.ETL Listed.(NEMA 6-50R Box)

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Specifications: NEMA 6-50 Receptacle, one power outlet with protective box.
•Parameters: ETL Listed, 250V, 50A, 2 Pole 3 Wire Grounding Type.Protection class: IP66.
•Function: Reinstall or replace your home/outdoor outlet.
•Design: The socket comes with a protective box, which is made of high-quality plastic. When not working, cover the cover to prevent dust from entering, reduce the damage caused by radiation to the human body, and have waterproof function.
•Applicability: Heavy duty NEMA 6-50 Receptacle for high power tools and appliances such as welders, plasma cutters, electric stoves, etc.

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$25.99

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Suplevel

Suplevel NEMA 6-50P/6-30P Plug, 50 Amp 3-Prong 125/250 Volt, Grounding Heavy Duty Universal Power Male Plug with Easy Unplug Design, ETL Listed

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•【Heavy Duty】: 50 Amp NEMA 6-50p/6-30p 3-Prong 125V/250V male plug are suitable for welding machine, RV, EV, etc.
•【ETL Listed】: High Quality Material, The body of this plug is made of durable thermoplastic designed for years of heavy use, and the terminals have pressure plates to protect the wires from abrasion and erosion.
•【WIRING RANGE】: Device accepts AWG wire #10 - #6.
•【With replaceable blades】: The plug includes blades in both 30 amp and 50 amp configurations, which can be freely switched according to requirements.
•【What You Get】: Suplevel Easy Unplug Design Power 6-50p/6-30p Plug with Interchangeable Blades, our friendly customer support and 18 month warranty.

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$14.99

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bestarc

50A Power Plug NEMA 6-50P 50Amps 250V Power Plug, Heavy-Duty NEMA Electric Plug, Plug for EV Chargers, Induction Ranges, Cooktops, Dryers, Generators, Welders, UL Listed (3P NEMA 6-50P)

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Heavy Duty 3-Prong NEMA 6-50P 50A 125V/250V male plug
•Made of high quality flame retardant thermoplastic material and Well-conductive copper parts, for maximum conductivity. Built to the high demanding standards for performance and reliability
•Suitable for use in a variety of electrical applications, especially replacement plug for EV charger, RVcharger, welding machines, generators, dryers, compressors, etc
•Terminals marked for easy identification and fast wiring, accepts #10 - #6 AWG wire, both copper and aluminum wire can be used
•The industrial strength, metal blades and contacts resist heat rise, provide excellent conductivity.

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$12.99

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IRON FORGE CABLE

Iron Forge Cable NEMA 6-50 Extension Cord with Open End - 6ft 50 Amp EV Power Cord with Eyelet, 6/3 Gauge Replacement Cable - NEMA 6-50 Plug STW

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Perfect for Major Appliances: This heavy duty 6 gauge extension cord with NEMA 6-50P molded plug can power a wide range of high power needs, like garage infared heaters, EV chargers level 2, plasma cutters, powder coating ovens, and welders. It's compatible with models DR-966, DR-975, DR-910F, DR-910M, DR-P130, DR-PS11024 and DR-PS11524.
•Durable Resistant Vinyl Insulation: With STW rated for service, thermoplastic and weatherproof, this 50 amp extension cord is equipped with a tough and durable vinyl insulation layer that serves as a protective barrier against moisture and abrasion, perfect for welding work or for charging your vehicle outdoors.
•Reinforced Blades: This 50 amp cord for welder protect prongs from bending or breaking, and help secure the plug firmly in place. This ensures that the cord functions well, stays in place, and remains in good condition, and helps this cord last you for years.
•UL Certified: NEMA 6-50p welder cord, STW 6-3 wire, 2 poles, 3 wires replacement power cord, flat plug head, 6 foot.It has a capacity of 50 amps, 125V/250V, 12500 watts.
•Integrity in Service: Iron Forge Cable, a U.S. veteran-owned business, stands behind its extension cords. We're here to help resolve any issues that you may have.

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$59.98

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