0193731303 - ESAB 25 Amp Replacement Relay Contactor

Reliable Power Control for Industrial Welding Equipment

The ESAB Relay Contactor 25A (SKU: 0193731303) is a critical electromechanical component designed for the maintenance and repair of ESAB welding machines. In the realm of industrial equipment maintenance, ensuring the integrity of power control circuits is paramount for both safety and operational efficiency. This contactor serves as a heavy-duty switch, managing the high-current loads required for welding operations. When a welding machine's internal relay fails, it can lead to significant downtime, production halts, and potential safety hazards. By utilizing genuine OEM parts like this ESAB contactor, facility managers and technicians can guarantee that the replacement component meets the exact electrical and physical specifications of the original equipment.

Rated specifically for 25 Amps, this relay is engineered to handle the rigorous demands of repeated switching cycles common in welding environments. The internal contacts are constructed from durable materials resistant to electrical pitting and oxidation, ensuring a long service life even under heavy load conditions. For procurement specialists and MRO managers, stocking genuine replacement parts is a strategic move to minimize mean time to repair (MTTR). This specific unit is designed for seamless integration into compatible ESAB power sources and wire feeders, eliminating the need for retrofitting or circuit modification.

Electrical components in welding machinery are subject to thermal stress, vibration, and dust ingress. The ESAB 0193731303 is built to withstand these harsh industrial conditions. It features a robust housing that protects the internal switching mechanism, ensuring consistent performance. Whether you are maintaining a fleet of welders in a fabrication shop or servicing a single unit in a maintenance department, this contactor provides the reliability expected from the ESAB brand. Investing in high-quality repair parts protects the larger investment in the welding power source itself, preventing downstream electrical faults that could result from using inferior, generic substitutes.

Key Technical Considerations:

• Amperage Rating: 25A continuous load capacity.


• Compatibility: Designed for specific ESAB welding power sources and wire feed units.


• Durability: High-cycle life expectancy for industrial applications.


• Installation: Standard mounting and terminal configuration for ease of replacement.