The COUNTIS E4x is a modular electrical energy meter displaying the energy (kWh, kVArh and kVA) and other measurements directly on its backlit LCD display. It is designed for three-phase load metering with connection via CT and is suitable for applications of up to 12000 A.
COUNTIS E42, E44, E46 and E48 are MID certified.

Conformity to standards

- IEC 62053-21 Class 1
- IEC 62053-23 Class 2
- IEC 62053-31
IEC 62053-11
- EN 50470-1
- EN 50470-3


RS485 (MODBUS), M-BUS, Ethernet communication or pulse outputs

To enable power consumption to be reported remotely, COUNTIS E4x units are equipped with either one or two output(s) or a RS485 (MODBUS), M-BUS or Ethernet Modbus CTP communication output.
As well as their reporting functions, COUNTIS E4x units with RS485 can be configured remotely and deliver multi-measurement readings.

B+D module MID-certified

COUNTIS E products with MID certification provide the guaranteed accuracy required for applications in which sub-billing of the electrical energy consumed is necessary. “Module B+D”certification guarantees that the design and manufacturing process of products are approved by an accredited laboratory.

Bi-directional metering

This function is for metering energy production or energy consumption.

Multi-measurement and load curve

Display of electrical values (I, U, V, P, Q, S, PF) and load curve over a 3 day period via communication.


  • Data center - Power for busway and tap-off
  • Infrastructure & Transport - Power for EV charging
  • Building - Energy storage behind the meter

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