kWh Transducers - WattNode

These units from Wattnode output a pulse which is proportional to kWh and used with the pulse input adaptor.

The WNB-3Y-400-P model works with 400/230V systems with Wye configuration and is suitable for New Zealand mains power systems.

It works with up to 3 AC Current Transformers and a Pulse Input Adapter to provide True RMS kilowatt hours of energy used, even for loads with non-sinusoidal waveforms


  • Accurate measurement of 1-,2-, or 3-phase configurations
  • Use with wide choice of CTs (sold separately)
  • Easy to install and wire
  • Able to measure bi-directional power


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