183629 - Miller RFCS-14HD Foot Pedal Micro Switch Replacement

Miller 183629 Limit Switch Overview

The Miller 183629 is a high-quality limit switch designed specifically for use in Miller welding equipment, most notably as the internal micro switch for the RFCS-14HD foot control pedal. This component is critical for the proper operation of your TIG welding setup, acting as the primary signal device that engages the contactor to initiate the arc when the pedal is depressed. Built to handle 10 Amps at 125/250 VDC, this Single Pole Double Throw (SPDT) switch features a straight lever actuator that provides consistent mechanical feedback and reliable electrical contact.

When a foot pedal fails to start the arc despite being depressed, the issue is often traced back to a worn or faulty micro switch. Replacing this small but vital component can save the significant cost of purchasing a brand-new foot control. The Miller 183629 is engineered to meet the exact specifications of the original equipment, ensuring a perfect fit and restoring the factory performance of your device. Its robust design is intended to withstand the repetitive mechanical stress typical of industrial welding environments.

At Josef Gas, we provide genuine Miller Electric repair parts to keep your shop running smoothly. Whether you are maintaining a fleet of welding machines or repairing a single station, using authentic OEM parts like the 183629 switch guarantees compatibility and safety. This switch is easy to install for those with basic electrical repair skills and is an essential spare part to keep on hand for minimizing downtime.

Product Specifications

• Part Number: 183629
• Type: Limit Switch (Micro Switch)
• Rating: 10 Amp, 125/250 VDC
• Configuration: SPDT (Single Pole Double Throw)
• Actuator: Straight Lever