Overview
The Ashcroft Q-8451 Duragauge is an industrial-grade pressure gauge designed for precise pressure measurement across hydraulic, pneumatic, and plumbing applications. This gauge delivers consistent accuracy and reliability in demanding operational environments. The Q-8451 combines the trusted Duragauge brand reputation with practical features for field maintenance and system integration.
Key Features
- 0-2000 PSI range for high-pressure applications
- Duragauge construction for enhanced durability and longevity
- Suitable for hydraulic, pneumatic, and fluid systems
- Industrial-grade accuracy for equipment monitoring
- Established Ashcroft quality and reliability
Technical Specifications
The Ashcroft Q-8451 is available in multiple configurations. Standard variants feature 5-inch and larger dial face sizes with NPT process connections. The gauge is typically offered in steel-case construction with pressure relief features for operator safety. Specific mounting and connection details vary by configuration.
Typical Applications
- Hydraulic systems and circuit monitoring
- Pneumatic equipment pressure verification
- Plumbing and water system pressure measurement
- Industrial equipment maintenance and diagnostics
- Compressor and pump outlet monitoring
Compatibility & Replacements
Compatible With
- Hydraulic circuits and manifold systems
- Pneumatic control panels
- Industrial compressor installations
- Pump discharge lines
- Process measurement systems in manufacturing
Replaces / Drop-In Replacement For
The Ashcroft Q-8451 can replace other Duragauge models in comparable pressure ranges. For specific replacement compatibility with your existing gauge or system, verify with your system integrator or maintenance team before ordering to confirm dial range, connection size, and mounting requirements match your installation.
Works With
- Standard NPT male process connections
- Hydraulic fluid systems
- Pneumatic air systems
- Water and general industrial fluids
- Safety-rated pressure relief systems








