wireless 20 Amp three-phase current meter

Wireless Three-Phase Current Meters

Achieve powerful prevention and significant savings.

Building owners and machine operators count on Monnit ALTA® Wireless Three-Phase AC Current Meters to identify irregularities with equipment and power supplies, preventing minor issues from becoming costly problems.

Available in 20, 150, and 500-amp industrial-grade devices, these current meters track incoming power. Get an instant sensor alert via text, email, or call if any of the following deviates from your preset thresholds in any of the three phases:

  • Amp hours
  • Root mean square (RMS) current (min, max, and avg)
  • Duty cycle for each phase
  • Combined amp hours of all phases

Key Benefits

  • Simple, safe install: Wrap the meters’ current transformers around your three-phase power system's wires—no direct power connections are needed.
  • In-depth data: Comprehensive sensor data is delivered in easy-to-share formats for analysis and budgeting.
  • Machine health and performance insight: Know if a machine is operating more than it should or if consumption spikes.
  • No more surprises: Accurately project electricity bills and use data to pinpoint ailing machinery.

Within 15 minutes, any of the ALTA Three-Phase Current Meters below will help trim electrical bills and protect productivity. Learn more about incorporating remote monitoring solutions into your operations today.



2,000+ ft. Range through 18+ Walls
Up to 12 Years of Battery Life
Automated Data Logging


Unbeatable Range Eases Networking
Dependable, Worry-free Operation
Streamlined Compliance & Data Analysis


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