National Meter Industries K3223-400 - Single Phase Kilowatt Hour Energy Meter

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The National Meter Industries K3000 series of KWH energy meters are great for commercial, residential, and apartment-type applications. They feature a 6-digit LCD display for kilowatt-hour usage with no multipliers required. These meters feature a display which indicates the correct wiring and displays L1 and L2 power readings for Volts, Amps and instantaneous Kilowatts with a LED indicator for relay operation.


  • Plug-in Terminals to Facilitate Field Testing
  • Custom Multiple-Meter Enclosures Available
  • RS-485 Modbus and Pulse Output
  • Optional Communications and Billing Systems
  • Display Indicates Correct Wiring
  • UL, CUL, EC, Michigan and New York Approved
  • Accuracy - Meter ANSI c12.6 - C.T. ANSI C54.1
  • Two 400 Amp Solid-Core Current Transformers Included


  • Apartment Buildings
  • Residential
  • Commercial
More Information
Features Panel Mount, Surface Mount
Manufacturer National Meter Industries
Measurement Single Phase 3 Wire
Rating 120/208V, 240V
Type KWH Power & Energy Meters
Additional Skus K3000, K3223, K3223400, K3223-100, K3223100, K3223-200, K3223200
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