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Miller 218580 NTC Thermistor 30K Ohm 40-Inch Lead

$114.01/EA $80.28/1 PER EA only $80.28/EASave 30%

Usually ships within 3-5 business days

OVERVIEW

Genuine Miller Replacement Thermistor

Restore the safety and reliability of your Miller welder with the genuine Miller 218580 Thermistor. This NTC (Negative Temperature Coefficient) sensor is engineered to provide precise temperature feedback to your machine's thermal management system. If your welder is experiencing false thermal errors or failing to detect overheating conditions, a faulty thermistor may be the culprit.

Technical Specifications:

  • Resistance: 30K Ohm @ 25°C
  • Lead Length: 40.00 Inches
  • Type: NTC Thermistor

The 40-inch lead length ensures this sensor can be installed in the correct location while connecting securely to the main control board. As an OEM part, it guarantees the correct resistance-to-temperature ratio required for your welder's specific logic board. Always verify fitment with your machine's parts manual before ordering to ensure this specific 30K Ohm sensor is the correct match for your model.

Additional Information
Brand:Miller
Packaging Description:1-per-ea
Product Type:NTC Thermistor
Resistance:30K Ohm @ 25°C
Lead Length:40.00 Inches
Part Number:218580

INCLUDED

  • (1) Thermistor, NTC 30K Ohm with 40-inch Lead

APPLICATIONS

  • Thermal monitoring in compatible Miller welding power sources
  • Replacement of failed or open-circuit temperature sensors
  • Repair of thermal overload protection circuits

FAQ

This thermistor is rated at 30K Ohms at 25 degrees Celsius.

The lead wire is 40.00 inches long.

Yes, this is a genuine OEM replacement part from Miller Electric.

It changes resistance based on temperature (resistance drops as temperature rises), allowing the machine to monitor heat and shut down if it gets too hot.

No, it is specific to models requiring part number 218580. Please check your machine's parts manual.

Generally, repair parts like this do not come with instructions. Refer to your machine's technical manual for replacement procedures.

A failed thermistor can cause the machine to think it is overheating when it isn't, or fail to protect the machine if it actually overheats.

Typically, the lead comes with the necessary terminal or connector for the specific board it mates with, as per the OEM design.