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UEi Test Instruments™ - EM201B Dual Input Electronic Manometer

Item: EM201B

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About This Product

Product Info


The EM201B provides a simple, time-saving alternative to U-tube pressure measurements. Use the UEi EM201B to measure gas supply and draft pressures in residential or light commercial properties. The EM201B differential mode provides a convenient method to measure pressure drops.

  • Dual input differential measurement to ±60 inches water column
  • Measure in inches water column(In-WC), mBar, PSI and Pa (auto range to hPa)
  • Dynamic MIN/MAX value capture
  • Data hold
  • Backlit display
  • Ruggedized, including rubber boot with integral magnet
  • Auto power-off
  • 3 Year limited warranty
  • Pressure Tubes w/ Brass Fitting 2(BF100)
  • Battery (9V)
Warning: this product contains a chemical known to the State of California to cause cancer.


Weight0.95 Pounds (lbs)
Width6.25 Inches (In)
Height11.25 Inches (In)
Country of OriginTWN
Length3 Inches (In)
Accuracy±0.02 inWG < 2" wc ±1% of reading > 2" wc
ApplicationPressure Tester
Auto Power OffYes
ConstructionPlastic, electronics
Data HoldYes
Display OptionsLCD Backlit
IncludesBrass fittings, battery
Includes CaseYes
Operating Temperature Range32°F to 104°F (0°C to 40°C)
Power Source9 Volt Battery
Prop 65Yes
Warranty OfferedYes


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