i-meter MF12

A proven meter to power your billing


  • Innovative metering solution
  • Easy to install
  • Cost-effective electric meter
  • Guide energy efficiency audits
  • Track your energy consumption
  • Universal Voltage 120-347
  • The i-meter® EM3 is a 6-element meter that monitors kilowatt-hours.
  • Wide frequency range 45-65 Hz
  • Optional communications modules available
  • 1 phase, 2 phase or a 3 phase meter
  • Self-sensing Current Transformer module
  • Only one item to stock
  • Approved for revenue metering
  • Applications: Residential, Commercial, Industrial

Dimensions Inches 8H x 7W x 2.5D
Dimensions Centimeters 201H x 169W x 63D
Mounting Options Surface Mount
# of Meters 1 to 12
Meter Elements (CTs) 1 to 12
Voltage Auto Ranging, 90 to 347 VAC (L-N)
Service type: 1Ø2W, 1Ø3W, 2Ø3W, 3Ø4W wye, 3Ø3W Delta*
Current Transformers 100 mA
Instrument Transformers Interface Yes
Memory 45 days (5 min intervals) kWh
Pulse Output Wh/VAh
Communications MODBUS, RTU, Bacnet, MSTP, RF, Ethernet
Frequency 45 to 65Hz
Accuracy Class 0.5
Real Time Measurements V, I, kW, kVA, kVar, PF, Hz, THD (V/I)
Operating temperature -40°C to +60°C
Regulatory Compliance / Approvals CSA (C/US)
Patent U.S. Patent No. 8,049,488
*Delta systems require potential transformers

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