Plug Load Data Logger Due 22/12/2021

The UX120-018 logger is intended for use on 15 AMP circuits (NEMA 5-15P) with a working voltage of 120V AC ±10% at 50/60Hz and a max power of 1800W. Indoor use only. Insulation Category 2.


  • No wiring
  • Multiple load
  • Characterize load
  • Quick look tool
  • 0.5% measurement accuracy enables more reliable plug load energy data
  • "Meter Mode" provides instant viewing of real-time plug load variables
  • Provides time-stamped and totalized load data for detailed energy analysis
  • Large memory enables faster logging intervals for more comprehensive plug load profiles
  • Battery back-up ensures logged data remains intact in the event of a power outage or load failure
  • Full-featured LCD display provides visual diagnostics for easy deployment


  • Building audits

Supported Measurements

  • AC Current
  • AC Voltage
  • Amps (A)
  • Kilowatt Hours (kWh)
  • Power Factor (PF)
  • Volt-Amps (VA)
  • Volts (V)
  • Watt Hours (Wh)
  • Watts (W)


With the latest version of software (HOBOware 3.7.8), Optic Base Station and Waterproof Shuttle users will find much-improved communications methods.

For Mac users - Updating to apple's latest operating system (OS X 10.11.5) will remedy any communications issues you might have encountered with the HOBO U30 Weather Station and the Waterproof Shuttle.


HOBOmobile 1.5 for iOS can now push data to for free online data storage.

User Manual

HOBOware Free Download