Flexible Power aims to help business customers in Western Power Distribution's licence areas make the most of their energy flexibility. This is done  by providing access to  Constraint Managed Zones (CMZ) services  which are split into three products:  Secure, Dynamic & Restore.

The zones are highlighted below are currently open for procurement.  If you have a suitable site within any of these zones please dont hesitate to get in touch with us

Target Area

Colour Name Services Arming Fee (£/MW/h) Availability Fee (£/MW/h) Utilisation Fee (£/MWh) Restore Fee (£/MWh)
  Exeter City Dynamic  & Restore N/A 5 300 600
  South Hams & Plymouth Dynamic  & Restore N/A 5 300 600
  Rugeley Secure  & Restore 75 N/A 150 600
  Existing Midlands Trial Area All N/A N/A N/A N/A

Please check your site postcode to see if it is within any of the CMZ's and if you qualify for the Flexible Power services of Dynamic, Secure & Restore. The full list of postcodes is available here.

Please remember to use the site postcode rather than the postcode of any corporate head office and leave no gaps within the postcode.


The process starts with an Expression of Interest phase to assess the viability of each zone and proceeds to service operation. The zones are currently in the build and test phase. For more detail go to "What's the Process?" page.


Expression of Interest


Build and test


We're commited to rolling Flexible Power out across our network and we'll be releasing new zones in early 2019.

The Midlands trial is live and operational.  We continue to accept new participants in operational zones.and this trial finishes on 31st March 2019.

Interested in finding out more?