Reliable Measurement for Both Positive and Negative Pressure Systems.
The EVF 63mm Compound Pressure Gauge is a precision-engineered, liquid-filled gauge designed for systems that require accurate monitoring of both vacuum and positive pressures. With a dual scale range of −100 kPa (−15 PSI) to +150 kPa (22 PSI), this compact yet robust instrument delivers reliable readings in both kPa and PSI, ensuring universal compatibility.
Key Features
- 63mm Dial Face: Easy-to-read display for precise measurements.
- Bottom Entry Connection: ¼″ BSP (8mm) brass tapered thread for secure and simple installation.
- Liquid Filled: Glycerine filling dampens vibration, improving dial readability and gauge life.
- Durable Stainless Steel Case: Built with 304 stainless steel for superior corrosion resistance.
- Application Versatility: Ideal for use in water systems, pump monitoring, and other general pressure applications.
Built for Performance and Durability
The EVF 63mm gauge is constructed to withstand harsh environments and fluctuating pressures. Its copper alloy bourdon tube and movement components ensure reliable performance over time. A polycarbonate window protects the face, providing crystal-clear visibility while resisting impact and wear.
Precision You Can Trust
With an accuracy rating of ±2.5%, this gauge offers dependable readings for various liquids and gases. EVF’s rigorous quality standards are backed by internationally recognized certifications, including CE, ISO 9001, and TUV. Each gauge is thoroughly tested to ensure compliance with performance and safety standards.
Why Choose a Compound Gauge?
For systems experiencing both vacuum and pressure, selecting a compound gauge is essential. Using the wrong type of gauge—such as a simple pressure-only or vacuum-only model—can lead to inaccurate readings and equipment damage. The EVF compound gauge is specifically designed to handle these dual-pressure environments with precision and durability.
Trusted Since 1991
EVF has built a reputation for reliability and innovation in pressure measurement. Our gauges are trusted by professionals worldwide for their accuracy, build quality, and long-term performance.
Specifications at a Glance
- Dial Size: 63mm.
- Connection: ¼″ BSP bottom entry (brass).
- Case Material: 304 stainless steel.
- Window Material: Polycarbonate.
- Filling: Glycerine.
- Scale: Dual (kPa ⁄ PSI).
- Accuracy: ±2.5%.
- Bourdon Tube & Movement: Copper alloy.
Upgrade your system’s reliability with the EVF 63mm Liquid-Filled Compound Pressure Gauge—built to perform where accuracy matters most.



























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