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17300008 - ESAB 300W 8 Ohm Fixed Wirewound Resistor Spare Part

Packaging: pack of 1
$106.52/EA $63.82/pack of 1 only $63.82/EASave 40%

Usually ships within 3-5 business days

OVERVIEW

Restore Your Welder with the ESAB 300W Resistor

When your welding machine goes down, production stops, and troubleshooting becomes the priority. If you have traced a fault to a blown or open resistor, the ESAB 17300008 is the genuine replacement part you need to get back to work. This 300-watt, 8-ohm wirewound resistor is a critical component found in the power management systems of various ESAB welding machines. These large resistors often handle heavy electrical loads during arc initiation, stabilization, or machine shutdown sequences. Over time, the extreme heat cycles and electrical stress can cause these components to fail, leading to machine error codes or a complete loss of power output.

Why choose a genuine ESAB part? Welding machines operate in harsh environments and generate significant internal heat. The ESAB 17300008 is built to withstand these conditions, featuring a robust wirewound construction that resists vibration and thermal shock better than standard electronics. Installing a resistor with the incorrect wattage or resistance value can lead to catastrophic failure of other expensive boards in your machine. This OEM part ensures that the electrical values match exactly what the engineers designed, giving you peace of mind that your repair will hold up under the rigors of daily welding.

Installation of this unit typically requires accessing the internal chassis of the power source. Because this is a high-power component, it is often mounted on brackets to aid in cooling. Always ensure your machine is disconnected from power and capacitors are discharged before attempting replacement. Whether you are fixing an older shop workhorse or maintaining a fleet of industrial power sources, keeping a spare 300W resistor on hand can save you days of downtime waiting for parts. Trust in the durability of ESAB components to keep your arc burning smooth and steady.

Additional Information
Watts:300 W
Resistance:8 Ohms
Tolerance:10%
Packaging Description:1 Per Ea
Component Type:Wirewound Resistor
Construction:Fixed
Application:Industrial Power Control

INCLUDED

  • 1 x 300W 8 Ohm Wirewound Resistor

APPLICATIONS

  • Replacement part for ESAB welding power sources
  • Industrial load testing and regulation
  • Dynamic braking circuits
  • Current limiting in heavy machinery
  • Power supply maintenance and repair

FAQ

The resistance is 8.00 Ohms.

This resistor is rated for 300 Watts.

It has a tolerance of 10%.

This is a fixed wirewound resistor.

It is designed as an OEM replacement for specific ESAB models. You should check your machine's parts manual or the specs of the failed part to ensure compatibility.

Symptoms can include the machine failing to power up, error codes related to voltage or current, or the machine failing to discharge power correctly after shutdown.

You can test it with a multimeter set to Ohms. Disconnect the resistor from the circuit first. If it reads infinite resistance (open) or significantly different from 8 Ohms, it likely needs replacement.

Typically, resistors are sold as the component only. You usually reuse the existing mounting brackets and hardware from the machine.