The 4" Face Liquid Filled Analog Pressure Gauge is a high-quality instrument designed to measure the pressure within a system, offering a larger and more easily readable display compared to smaller gauges. The 4" dial is liquid-filled, which helps reduce pointer movement for more accurate readings and a longer lifespan, even in high-vibration environments. Ideal for various applications, including fluid power systems, this gauge provides clear analog measurements and is available in multiple pressure ranges. OneHydraulics offers these gauges in stock, with calibration certificates available upon request, ensuring reliable pressure monitoring in any setting.