Our 2-inch (50mm) Gas Test Pressure Gauge is a specialized instrument designed for accurate measurement and testing of gas pressure in various systems. Available in multiple critical ranges including 0-0.6MPa, 0-1MPa, and 0-25MPa, this precision gauge serves as both a reliable pressure gas meter for field diagnostics and a laboratory-grade manometer gas pressure tester for calibration and safety verification. Engineered for durability and accuracy, it's the essential tool for technicians and engineers working with compressed air, natural gas, propane, and other gaseous media.

Multiple Pressure Range Options: Choose the optimal range for your specific gas testing needs - from lower pressure applications (0-0.6MPa for ventilation or medical gas) to medium (0-1MPa for industrial air) and high-pressure testing (0-25MPa for gas cylinders and compressors).
High-Accuracy Certification: As a dedicated gas test pressure gauge, it meets or exceeds the accuracy requirements for testing and calibration, typically offering Class 1.0 or 0.5 accuracy for dependable results.
Compact & Portable Design: The 2-inch (50mm) size makes this manometer gas pressure tester highly portable for field service, while remaining suitable for permanent mounting on test benches or portable testing kits.
Gas-Safe Construction: Manufactured with materials and seals compatible with various gases to prevent contamination and ensure long-term integrity, making it a trustworthy pressure gas meter.
Robust Mechanical Design: Built to withstand the rigors of field and workshop use, featuring a durable case and clear, impact-resistant window.


| Specification | Detail |
| Dial Size | 2 inches / 50 mm |
| Available Ranges | 0-0.6MPa, 0-1MPa, 0-25MPa (Other ranges available) |
| Accuracy Class | ±1.0% FS or ±0.5% FS (Test Grade) |
| Case Material | Stainless Steel or Chrome-Plated Brass |
| Connection Type | Bottom (Radial) or Back Connection |
| Connection Thread | 1/4" NPT, G1/4, or M10×1 |
| Window | Safety Glass or Polycarbonate |
| Operating Temperature | -20°C to 60°C |
This versatile instrument serves multiple critical functions:
Safety Testing & Compliance: Verify gas cylinder pressure, test pressure relief valves, and ensure system integrity as a manometer gas pressure tester.
System Diagnostics: Troubleshoot industrial air compressors, pneumatic systems, and gas pipelines as a portable pressure gas meter.
Calibration & Verification: Calibrate working pressure gauges on gas systems using this higher-accuracy gas test pressure gauge as a reference standard.
HVAC/R Service: Test refrigerant gas pressures, natural gas lines, and ventilation system pressures.
Laboratory & Research: Precise gas pressure measurement in experimental and quality control setups.


Using a general-purpose pressure gauge for gas testing can compromise safety and accuracy. Our gas test pressure gauge offers:
Material Compatibility: Specifically designed for gas media without risk of contamination
Higher Accuracy: Meets testing and calibration standards
Safety Features: Designed with gas service safety in mind
Traceability: Available with calibration certificates for quality assurance
Selecting the correct range and connection type is crucial for accurate gas testing. Our technical team can help you choose the right configuration for your application.
For technical specifications, calibration options, or application advice: