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0558002346 - ESAB Low Pressure Switch 22 PSI 5A

Packaging: pack of 1
$187.05/EA $112.07/pack of 1 only $112.07/EASave 40%

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OVERVIEW

ESAB 0558002346 Low Pressure Switch: Technical Overview

The ESAB 0558002346 is a precision-calibrated Low Pressure Switch designed for use in high-performance welding and cutting equipment. Engineered to actuate at a specific threshold of 22 PSI, this component is vital for the protection of pneumatic and fluid systems within your machinery. It features a robust electrical contact rating of 5 Amps, making it suitable for direct control circuits or signaling inputs on control boards. For professional welders and maintenance technicians, this switch represents the standard for reliability in pressure monitoring applications.

Critical System Protection

Plasma cutters and water-cooled welding torches rely heavily on consistent pressure. A drop in air pressure in a plasma cutter can lead to rapid electrode consumption and nozzle damage, while a loss of coolant pressure in a TIG system can destroy a torch head in seconds. The 0558002346 switch mitigates these risks by opening or closing the circuit when pressure falls to the 22 PSI set point. This immediate response allows the machine's control logic to inhibit the arc, effectively protecting internal components from thermal damage and ensuring the operator is aware of the supply issue.

Specifications and Compatibility

This replacement part is a direct fit for specific ESAB power sources and cooling units. Its compact design allows for installation in tight internal compartments common in modern welding power sources. The switch is built to withstand the vibration and thermal cycling typical of a workshop environment.

  • Actuation Point: 22 PSI
  • Electrical Rating: 5A
  • Part Type: OEM Replacement

Using the correct pressure switch is crucial; incorrect pressure ratings can lead to nuisance tripping or, worse, a failure to detect a hazardous low-pressure condition. Trust Welders Supply to provide the exact spec part you need to get your equipment back online.

Additional Information
Brand:ESAB
Pressure Rating:22 PSI
Current Rating:5 A
Component Type:Low Pressure Switch
Part Number:0558002346
Packaging Description:pack of 1

INCLUDED

  • 1 x Low Pressure Switch (5A, 22 PSI)

APPLICATIONS

  • Plasma Cutting Air Pressure Monitoring
  • Welding Coolant System Safety
  • Industrial Gas Supply Monitoring
  • Pneumatic Control Circuits

FAQ

This switch is calibrated to trigger at 22 PSI.

It is rated for 5 Amps.

Yes, this is a genuine ESAB OEM replacement part, number 0558002346.

If the switch fails, the machine may not detect low pressure, potentially leading to equipment damage, or it may falsely detect low pressure and prevent the machine from operating.

It is generally designed for the fluid or gas medium specified in your machine's service manual, typically air for plasma cutters or coolant for circulators.

Common signs include error codes related to pressure or flow, or the machine failing to start despite having adequate supply pressure.

No, this is typically a fixed-setting switch calibrated to 22 PSI for safety compliance.

Yes, we carry a wide range of ESAB consumables and repair parts to keep your equipment running.