Digital Vacuum Gauge 0-75000 m Hg

Updated September 18, 2026

Brand: Saysurey Condition: NEW- Damaged?: No Missing Parts?: No Model: FAS-Saysurey-1023 Title: Digital Vacuum Gauge 0-75000 m Hg Wide Measurement Range and High Accuracy: equipped with a high-sensitivity sensor, this digital vacuum gauge delivers accurate readings from 75, 000 mHg (atmospheric pressure) down to 0 mHg; With a precision of 10 mHg or 10%, it is ideal for leak detection and evaluating evacuation quality in HVAC and refrigeration systems; Resolution reaches 1 mHg under 30, 000 mHg, ensuring reliable performance even in high-precision tasks Smart App Alerts and Offline Recording: stay in control even when you're away from the product; Connect to the app for real-time alarm notifications, data monitoring, and offline recording; The built-in temperature compensation ensures that your vacuum readings remain accurate under varying environmental conditions Dual Calibration Modes: supports both full-scale and zero calibration for lasting accuracy; To calibrate under atmosphere, hold "SAVE/CAL" for 3 seconds until "------" appears; For zero calibration, connect to a vacuum system, wait for 0.1 Pa, then hold "SAVE/CAL" until "0.1 Pa" displays; Ideal for professionals needing consistent precision Large LCD Display with Backlight and Fast Refresh: designed with a large backlit LCD screen, the gauge provides real-time digital readings with a 0.5-second refresh rate, making the evacuation process visible at a glance even in low-light environments; The backlight turns off automatically after 20 seconds to preserve battery life, while the auto shutdown kicks in after 10 minutes of inactivity Hvac-compatible Design with Durable Build: comes with a universal 1/4' SAE Flare (7/16-20 UNF) connection and supports multiple departments: mBar, mmHg, mHg; The gauge can withstand up to 14 PSI (0.1 MPa) and operates efficiently from 0 50 C (32 122 F); It's an excellent tool for HVAC technicians, refrigeration maintenance professionals, and vacuum system monitoring; Note: only suitable for atmospheric environments avoid refrigerants or reactive gas.

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