Power Reducer

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The 4-noks Power Reducer offers proportional load control to divert surplus generation to the immersion heater (or any resistive load) before it is exported to the grid.

4-noks Power Reducer Wired Stand Alone/Elios4you

The Power Reducer proportional load controller automatically diverts surplus energy from a solar PV array to the immersion heater (or any other resistive load) before it is exported to the grid.

This Power Reducer can be used stand alone with a clamp sensor (purchased separately, see related products) or be wired to any Elios4you transmitter.

  • 2 years EU manufacturer's warranty
When used with Elios4you you can:
  • View data on a tablet or smart phone, in or outside the home
  • Analyse PV yield
  • Monitor household consumption
  • Track self-consumption performance
  • See energy savings
  • Maximise your returns from your PV system
Power Reducer Underside 4-noks Power Reducer Stand Alone PR-SA 4-noks Power Reducer Schematic Stand Alone 4-noks Power Reducer Schematic Elios4you
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Product Code Description Retail Price
(ex VAT)
E4U-PR-EN 4-noks Power Reducer to work with Elios4you or stand alone £256.21

4-noks Power Reducer Wireless Stand Alone

The Power Reducer proportional load controller automatically diverts surplus energy from a solar PV array to the immersion heater (or any other resistive load) before it is exported to the grid.

This Power Reducer has a wireless energy meter with CT clamp included, allowing the Power Reducer to be located away from the incoming supply.

4-noks Power Reducer Stand Alone Wireless
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Product Code Description Retail Price
(ex VAT)
E4U-PR-ZB-UK 4-noks wireless stand alone Power Reducer kit (includes CT) £386.11

4-noks Power Reducer Wireless Elios4you (PR-RC)

The Power Reducer proportional load controller automatically diverts surplus energy from a solar PV array to the immersion heater (or any other resistive load) before it is exported to the grid.

This Power Reducer is designed to be used with Elios4you Smart or Pro Smart via a wireless connection.

4-noks Power Reducer Wireless Elios4you PR-RC 4-noks Power Reducer Schematic Wireless Elios4you
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Product Code Description Retail Price
(ex VAT)
E4U-PR-ZB-HA 4-noks Wireless Power Reducer to work with Elios4you £300.38

4-noks CT Clamp Sensor

The 4-noks CT (current transformer) Clamp Sensor can be used with the Power Reducer in stand alone configuration or can be used for any of the Elios4you transmitters as a spare.

  • 3m cable
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Product Code Description Retail Price
(ex VAT)
E4U-CT-PR-EN Stand alone clamp sensor CT for Power Reducer ~3m cable £32.98