Extech HD755 Heavy Duty Differential Pressure Manometer - 0.5 psi Low Range & High Resolution | Digital HVAC Gauge with 11 Measurement Units, USB

Extech HD755 Heavy Duty Differential Pressure Manometer - 0.5 psi Low Range & High Resolution | Digital HVAC Gauge with 11 Measurement Units, USB

High-Accuracy Differential Pressure Measurement - Get precise pressure readings up to ±0.5 PSI with confidence. Whether you're testing HVAC systems, troubleshooting airflow, or calibrating equipment, this manometer delivers the reliable accuracy professionals demand. Versatile Multi-Unit Display - Switch effortlessly between 11 selectable pressure units including PSI, mbar, inH2O, mmHg, and more. No more manual conversions—just quick, convenient measurements tailored to your application. Data Functions That Work Harder for You - Capture critical measurements with built-in Min/Max/Average tracking, plus a Hold function to freeze results on the large LCD screen. Perfect when you need to pause and record without losing accuracy. User-Friendly Backlit LCD & Zero Function - A bright, easy-to-read display ensures clarity even in dimly lit environments, while the Zero function eliminates drift so you can always start fresh with accurate baseline measurements. Rugged, Portable & Ready for the Job - Designed for HVAC technicians, facility managers, and industrial professionals, the compact HD755 comes complete with hose connections, protective case, and long battery life for dependable use in the field.