
In Ilford, three-phase power comes up for the area’s workshops and commercial units, and for the larger semis taking on serious electrical loads. GFL Electrical design and install three-phase supplies and single-to-three-phase upgrades across Ilford and the surrounding Redbridge IG postcodes.
What three-phase is, and when you need it
Homes usually run single-phase; three-phase (around 400V) supplies far more power, needed for:
- Workshop and trade machinery — compressors, large tools, equipment
- Commercial units with heavy loads
- High-demand homes — heat pump + 22kW EV + battery combined
Ilford’s three-phase demand
- Workshops and trade units — garages, fabricators, and small industrial premises across the IG postcodes running equipment beyond single-phase.
- Commercial units along the high street and in business parks.
- Larger semis going all-electric — where a heat pump, fast charger, and battery together can need an upgrade; see our heat pump electrical guidance.
The upgrade process
Single- to three-phase involves the DNO: we assess your load, apply to the DNO for the supply, and install the three-phase board and circuits to BS 7671, managing the DNO liaison for you.
See our main three-phase installation service.
Common questions about three-phase in Ilford
My garage/workshop needs more power — three-phase? If your equipment exceeds single-phase, yes; we assess the load and supply.
My semi is going all-electric — will I need an upgrade? Possibly, if the combined loads are heavy; we work out total demand first.
Is three-phase needed for a 7kW EV charger? No — only for 22kW or stacked loads.
Get three-phase in Ilford
For three-phase power and upgrades in Ilford, GFL Electrical are your local NICEIC electricians. Call 020 3774 5604, or see everything we do on our Ilford electrician page.

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