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Miller 12V DC Latching Contactor 1PST

$396.72/EA $279.35/1 PER EA only $279.35/EASave 30%

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OVERVIEW

Get Your Miller Welder Back Online

Is your Miller welder acting up? If you are experiencing issues with arc initiation or power output, a faulty contactor could be the culprit. The Miller 257410 Contactor is a genuine OEM replacement part designed to get your machine running like new again. This isn't just a standard relay; it is a 12V DC latching contactor, which means it is built to stay in the 'on' or 'off' position without constantly drawing power from your machine's control board. This specific design is crucial for the logic of your welder to function correctly.

Using non-OEM parts for electrical repairs can lead to further damage or safety hazards. This Miller 257410 is built to the exact standards of your original equipment, ensuring a perfect fit and hassle-free installation. Whether you are performing routine maintenance or an emergency repair, trusting genuine Miller parts ensures longevity and performance. The 1PST (Single Pole Single Throw) configuration handles the switching of your welding output or auxiliary power, making it a vital heartbeat of your equipment.

Don't let a small electrical component stop your production. Verify your machine's serial number to ensure fitment, and swap out that old, worn-out contactor with this factory-fresh replacement. Keep your arc stable and your downtime to a minimum with high-quality repair parts.

Additional Information
Brand:Miller
Packaging Description:1-per-ea
Coil Voltage:12V DC
Configuration:1PST (Single Pole Single Throw)
Type:Latching Contactor

INCLUDED

  • (1) 12VDC 1PST Latching Contactor

APPLICATIONS

  • Repair of Miller welding power sources
  • Replacement of faulty latching contactors
  • Maintenance of industrial welding equipment
  • Electrical circuit switching in compatible machinery

FAQ

A latching contactor stays in its last position (open or closed) without needing continuous power to the coil, whereas a non-latching contactor returns to its default state when power is removed.

You must check the parts manual for your specific welder model and serial number. The SKU 257410 should be listed in the breakdown.

The coil voltage is 12V DC.

1PST stands for Single Pole Single Throw, meaning the contactor controls one single circuit and has one on/off position.

No, the control board of your welder is designed to send pulses to a latching contactor. A standard relay would not function correctly and could damage the board.

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

Symptoms can include the welder not outputting power, the arc not shutting off when the trigger is released, or clicking sounds without function.
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