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ESAB 50mm Steel Replacement Gauge 0-30 PSI

$50.48/EA

Usually ships within 3-5 business days

OVERVIEW

ESAB 18694 Replacement Regulator Gauge

The ESAB 18694 is a professional-grade replacement pressure gauge designed for industrial gas regulators. Engineered with a 0-30 PSI measurement range, this gauge is intended for the delivery (low pressure) side of fuel gas regulators, specifically Acetylene, where precise pressure management is critical for process stability and safety. The gauge features a 50mm (2-inch) diameter face, compatible with the majority of standard industrial regulators and flowmeters.

Constructed with a durable steel case, this gauge offers enhanced resistance to mechanical shock and vibration compared to standard brass or plastic alternatives. The internal mechanism is built to provide consistent repeatability and accuracy, ensuring that the outlet pressure displayed matches the actual flow to the torch. The connection is a standard bottom-mount brass fitting, ensuring compatibility with common NPT regulator ports (verify thread size on existing equipment).

This component is an essential MRO item for maintaining the safety and functionality of oxy-fuel cutting and welding outfits. A compromised gauge can lead to inconsistent flame characteristics or dangerous over-pressurization. Replacing damaged gauges with OEM-quality parts like the ESAB 18694 restores the regulator to optimal performance standards.

Technical Specifications

  • SKU: ESB18694
  • Range: 0-30 PSI
  • Dial Size: 50mm (Nominal 2")
  • Case Material: Steel
  • Application: Low Pressure / Delivery Side
Additional Information
Diameter:2"
Max Psi:30
Used On A:Regulator
Used On Which Gas:Acetylene
Which Side?:Using
Case Material:Steel
Dial Size:50mm
Pressure Range:0-30 PSI
Mount Type:Bottom Mount
Application:Low Pressure Delivery
Packaging Description:pack of 1

INCLUDED

  • 1x 50mm Steel Case Pressure Gauge (0-30 PSI)

APPLICATIONS

  • Acetylene regulator delivery pressure monitoring
  • Low-pressure fuel gas systems
  • HVAC purging regulator replacement parts
  • Custom gas manifold assemblies
  • General low-pressure pneumatic monitoring

FAQ

This gauge measures from 0 to 30 PSI, making it suitable for low-pressure delivery readings.

No, a 0-30 PSI gauge is typically too low for oxygen delivery, which often requires up to 100 PSI or more. It is best suited for fuel gases like Acetylene.

The dial diameter is 50mm, which is approximately 2 inches.

The case is made of steel, providing better durability than plastic alternatives.

It is a bottom-mount gauge designed to screw into the low-pressure (delivery) port of the regulator.

While specific face markings can vary, gauges in this range for Acetylene often indicate the critical 15 PSI limit. Always adhere to safe gas handling practices.

Most 50mm/2-inch gauges use a 1/4" NPT thread, though some compact regulators use 1/8" NPT. Please verify your regulator's port size before ordering.
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