MAN-277 Digital Manometer Digital Air Pressure Meter Differential Air Pressure Gauge Dual Port HVAC Gas Pressure Tester Handheld Portable Tool

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This digital manometer is the perfect device to measure differential pressure. It has 11 selectable pressure units: bar, mbar, kPa, kgf/cm2, mmHg, cmH2O, Ozf/in2, psi, inHg, inH2O, ftH2O, suitable for industrial and household needs.


Widely used in measuring pressure of fans, resistance, wind velocity, oven pressure, differential pressure of filter, and monitoring the gas content in the air in the process of combustion.


  • Large LCD display with backlight
  • 11 Pressure unit measurement: bar, mbar, kPa, kgf/cm2, mmHg, cmH2O, Ozf/in2, psi, inHg, inH2O, ftH2O
  • Data HOLD function
  • Max / Min / AVG values measurement
  • With differential and record mode
  • USB port allows connection with PC to read and export the data via USB cable
  • Reset and data adjustment
  • Low battery indicator
  • Manual / Automatic power off function
  • Overload indication
  • Reset and calibration function
  • Factory pre-calibrated


  • Measuring range: ±10kPa
  • Accuracy: ±0.3%FSO (25℃)
  • Repeatability: ±0.2% (Maximum +/-0.5 FSO)
  • Linearity/hysteresis: ±0.29 FSO
  • Response: Typical 0.5s
  • Up overload indication: Err1
  • Down overload indication: Err2
  • Operating temperature: 0~50℃
  • Storage temperature: -10~60℃
  • Power supply: 4 x 1.5V AAA battery

    Pls see the specific range, resolution and maximum pressure in the Photos

Set Includes:

  • 1 x Pressure Manometer
  • 1 x USB Wire
  • 2 x Translucent Silica Gel Hose
  • 2 x Transparent PVC Hose
  • 4 x 1.5V AAA Battery
  • English Operation Manual
  • Standard Packaging Box

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