Search  for anything...

YESWELDER 50ft 250 Volt Welder Extension Cord 8 AWG Power Extension for Welding Machines, NEMA 6-50P to 6-50R

  • Based on 1,001 reviews
Condition: New
Checking for the best price...
$116.99 Why this price?
Save $13.00 was $129.99

Buy Now, Pay Later


As low as $19.50 / mo
  • – 6-month term
  • – No impact on credit to apply
  • – Instant approval decision
  • – Secure and straightforward checkout

Ready to go? Add this product to your cart and select a plan during checkout.

Payment plans are offered through our trusted finance partners Klarna, Affirm, Afterpay, Zip, Apple Pay, and Google Pay. No-credit-needed leasing options through Acima may also be available at checkout.

Learn more about financing & leasing here.

Selected Option

Free shipping on this product

FREE 30-day refund/replacement

To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.

To initiate a return, please visit our Returns Center.

View our full returns policy here.


Availability: In Stock.
Fulfilled by Amazon

Arrives Thursday, Jul 23
Order within 13 hours and 12 minutes
Available payment plans shown during checkout

Protection Plan Protect Your Purchase
Checking for protection plans...

Size: 50ft


Style: 8AWG


Features

  • 50FT CORD LENGTH: Safely extend your power up to 50 ft away, which may be combined with your existing welder cords and adapters, protecting you and others from hazardous welder spark.
  • 8 AWG & 3 CONDUCTOR: 40A 250V welding extension cord. It is flexible and durable, can be used indoor or outdoor. 8AWG(wire gauge), 3 conductors, 50ft length, NEMA 6-50P to 6-50R.
  • HEAVY DUTY DESIGN: Heavy duty extension cord corrosion resistant design. Perfect for indoor&outdoor use. Resist to splash water. Apply STW jacket and good material for longer service time and heavy-duty performance.
  • FLEXIBLE IN TEMPERATURE: Highly flexible annealed bare copper conductors, insulated with an STW jacket. Perfect for indoor and outdoor use. Resist to rain or splash water operating temperatures range from -40C to +90C (-40F to 194F).
  • WIDE APPLICATION: It will fit most welders including: Miller Millermatic welders, Lincoln Power MIG series welders, Hobart Handler, Ironman and Betamig welders, Century welders ,etc.

Description

Make sure your welder or plasma cutter's plug is NEMA 6-50 plug. Insert the welder's plug into the receptacle of the extension cord. Insert the plug of the extension cord into the socket. Start your welding or cutting work with added convenience. 8AWG 10AWG 12AWG FEATURES Heavy duty extension cord corrosion resistant design. FEATURES Heavy duty extension cord corrosion resistant design. FEATURES Heavy duty extension cord corrosion resistant design. HEAVY DUTY DESIGN Apply STW jacket for longer service time and great performance. (-40°F to 194°F) HEAVY DUTY DESIGN Apply STW jacket for longer service time and great performance. (-40°F to 194°F) HEAVY DUTY DESIGN Apply SJTW jacket for longer service time and great performance.(-40°F to 140°F) SPECIFICATION 8AWG, 40A 250V, 3 conductors, NEMA 6-50P to 6-50R, 20/40ft available. SPECIFICATION 10AWG, 25A 250V, 3 conductors, NEMA 6-50P to 6-50R, 20/40ft available. SPECIFICATION 12AWG, 15A 250V, 3 conductors, NEMA 6-50P to 6-50R, 20/40ft available.

Color: Black


Brand: YESWELDER


Connector Gender: Male-to-Female


Voltage: 250 Volts


Plug Format: NEMA 6-50P to 6-50R


Connector Gender: Male-to-Female


Voltage: 250 Volts


Plug Type: NEMA 6-50P to 6-50R


Gauge: 8.0


Number Of Conductors: 3


Amperage: 40 Amps


Power Cord Prong Count: 4


Number of Outlets: 1


Water Resistance Level: Water Resistant


Input Current: 50 Amps


Wattage: 10000 KW


Color: Black


Brand: YESWELDER


Model Number: 8AWG-50ft


Unit Count: 1.0 Count


Warranty Description: 1 Year


Manufacturer: YESWELDER


Item Length: 50 Feet


UL Listed: Yes


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Thursday, Jul 23

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • Zip Pay in 4
  • Financing through Apple Pay
  • Financing through Google Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Excellent Extension Cord for Welding Machines
Size: 40ft Style: 8AWG
The YESWELDER 40ft 250 Volt Welder Extension Cord has been a game-changer for my welding projects. As a DIYer, I often need to move around the workshop, and this cord gives me the flexibility to do so without any hassle. The 40ft length is perfect, allowing me to reach different areas without constantly having to unplug and replug my welding machine. The heavy-duty 8 AWG wire ensures that there is no drop in power, which is crucial for maintaining consistent weld quality. One thing I particularly liked is how well-made the connectors are. They fit snugly and securely into my welder and the power outlet, with no fear of accidental disconnections. The cord itself is durable and feels like it can withstand the wear and tear of a busy workshop. The only minor issue was managing the cord length when not in use. It can be a bit cumbersome to coil up and store, but that’s a small price to pay for the convenience it offers. In my experience, this extension cord has provided reliable power and the reach needed to work efficiently around my space. Highly recommended for anyone who needs a robust and dependable extension cord for their welding projects. ... show more
Reviewed in the United States on July 16, 2024 by dragonlord

  • Very well needed..Perfect fit.
Size: 40ft Style: 8AWG
Heavy duty extension I use for my welder and plasma cutter,. Very happy with the quality so far.
Reviewed in the United States on February 11, 2026 by Terry B.

  • No regrets
Size: 40ft Style: 8AWG
Fit my need perfectly. Good quality
Reviewed in the United States on May 22, 2026 by Daniel Poley

  • Good and solid
Size: 25ft Style: 8AWG
Powers my miller stick welder as advertised
Reviewed in the United States on March 22, 2026 by mike manning

  • Good quality for the price
Size: 15ft Style: 8AWG
Good quality for the price
Reviewed in the United States on June 13, 2026 by rowland thomas anderson

  • 👍
Size: 50ft Style: 8AWG
Just what I ordered, Very heavy duty
Reviewed in the United States on April 8, 2026 by Rick Avery

  • Perfect
Size: 20ft Style: 8AWG
Very flexible and able to run different equipment well.
Reviewed in the United States on May 27, 2026 by Jonathan

  • Works but I'm skeptical about 8 gauge
Size: 15ft Style: 8AWG
It seems to work and it's a very thick cable but I'm a little worried by how flexible and not heavy it is. I've worked with 8 gauge a lot lately for some wiring projects and 3 strands of the stuff should be heavier and stiffer. Makes me wonder if they are lying, but I would have to cut it open to find out. We'll find out if it melts. ... show more
Reviewed in the United States on June 15, 2026 by JT

Can't find a product?

Find it on Amazon first, then paste the link below.
Checking for best price...