mPower Electronics

mPower UNI 321 MP103 3 Yr H2S Single Gas Detector M016-0002-000

Ships in 3 - 5 days


MPower Electronics UNI 321/ MP103 3 Yr Hydrogen Sulfide (H2S) Single Gas Detector is s a disposable, maintenance-free version of the UNI single gas monitor. It detects H2S with operating lives of 36 months. The detectors have a large LCD providing maximum readability in the field. The UNI 321 displays remaining battery run time. Six bright red LEDs allow for quick alarm notification. Constructed of strong and durable material, the UNI is designed to be comfortable, yet drop-resistant. The UNI detectors can easily be bump tested and calibrated with the Single Docking Box or the 4-Bay CaliCase System.

Applications: Emergency response, Environmental, Fire service, Industrial hygiene, Oil and gas

Key Features:

  • Measuring Range: 0.1 - 100 ppm
  • Resolution: 0.1 ppm
  • Size: 3.46 x 2.44 x 1.3 in (88 x 62 x 33 mm) Weight: 4.4 oz (125 g)
  • UL/cUL: Class I, Div 1, Group A, B, C, D; Class II, Div 1, Group E, F, G; Class III, Div 1
  • Temperature rating T4, -20°C ≤ Tamb ≤ +50°C
  • Event logger
  • IP rating: IP-67
  • Large LCD, 30% larger than most
  • Password protection
  • Low, High, TWA & STEL alarms
  • Six bright red flashing LEDs
  • Two-point field calibration
  • Warranty: 3 years on H2S units including sensor

Unit Includes:

  • MP103 instrument with sensor
  • AA size lithium battery
  • Alligator clip
  • Quick guide
  • Calibration adapter

Specification Sheet:


Quick Reference Guide:




Part Number:

View AllClose

Additional Information

Country of Origin:
Gas Type:
Hydrogen Sulfide (H2S)
0.28 LBS
1.30 (in)
3.46 (in)
2.44 (in)
View AllClose