VPhase was the first manufacturer to offer a voltage optimisation device for homes in the UK.
If you think it would be beneficial for your home, we can fit the unit at the same time as we install your PV system.

VPhase voltage optimisation units:
- Proven technology, independently approved by OFGEM
- Energy savings vary for each appliance. Savings for fridges and freezers could be up to 17%, normal light bulbs could save 15% and even energy-saving bulbs could save 10%
- When combined with a PV system, could improve return on investment by 0.5%
- Will typically reduce electricity bills by 10%
- Unit is around the same size as your existing fuse box and can be located up to 2 meters away
- Can usually be installed with any modern fuse box with two spare ways
- Doesn’t need any maintenance or servicing
- No need to make lifestyle changes or notify your electricity provider
- Reduces carbon emissions by 4.5 tonnes over a lifetime of 25+ years