Versatile Handheld Digital Manometer Bundle With Tubing For Air Or Natural Gas, 0 To 20.00 Inch Water Column Range, Fast Accurate Positive Negative And Differential Pressure Readings, Intrinsically Safe, Large LCD Display, Made In USA, Dwyer 475 1 FM

Handheld Digital Manometer Bundle for 0-20 in WC
✔️ 0-20 in WC range; positive, negative, differential readings; USA-made

This handheld digital manometer bundle provides fast, accurate pressure readings for air and natural gas systems in the field. It’s ideal for HVAC calibration, airflow balancing, and trouble-shooting in clean rooms, fume hoods, isolation cabinets, or other low-pressure pneumatic setups. The bundle includes the manometer, tubing, wrist lanyard, a 9V battery, and operating instructions for quick setup.

✅ Dual-range: 0-20.00" w.c. (4.982 kPa); auto-zero and unit switch
✅ Intrinsically safe: FM-approved for Class 1 Div 1 hazardous locations
✅ Large 0.42" LCD display (10.6 mm) for easy readings
✅ Two barbed process connections for 1/8" (3.18 mm) or 3/16" (4.76 mm) tubing
✅ Includes 3/16" ID, 9 ft tubing and wrist lanyard
✅ 9V battery included; up to 100 hours of operation
✅ Durable extruded aluminum case with shock-resistant board

💡 What is a handheld digital manometer used for? This handy device helps HVAC techs and installers quickly check pressure in ducts, rooms, and gas lines. - Field calibration and troubleshooting for airflow balance - Quick verification of positive, negative, and differential pressures - Portable use with standard tubing and barbed connections