Zappi Charger Installation Cost in 2026 (Real UK & Cornwall Prices)

Zappi Installation Cost at a Glance

A fully installed myenergi Zappi v2.1 typically costs £1,000–£1,200 in 2026 for a standard single-occupancy home in the UK — that is the 7kW unit, supplied and fitted by a qualified installer, with a straightforward cable run from a consumer unit with a spare way. The hardware alone is around £600–£700; the rest is labour, parts and certification. The OZEV grant no longer applies to most houses, so for the majority of homeowners that all-in figure is what you should budget.

That puts the Zappi at the upper-mid end of the smart EV charger market — a little above an Easee One install and broadly level with an Ohme Home Pro install, reflecting its solar-diversion hardware. The sections below break the figure down and explain exactly what moves it.

Full Cost Breakdown

Here is how a typical fully installed Zappi v2.1 price is made up for a standard Cornwall home in 2026:

Component	Typical cost	Notes
Zappi v2.1 unit (7kW)	£600–£700	Tethered or untethered; untethered is usually £20–£40 less
Installation labour	£250–£400	Half-day for a standard install; more for long cable runs
Cabling, isolator & sundries	£60–£120	Armoured cable, RCBO/isolator, clips, glands
CT clamp / harvi (for solar diversion)	£0–£70	One CT clamp is included; a wireless harvi sensor is extra
Certification & DNO notification	Included	Part P building notice and DNO G98 notification handled by the installer
Typical all-in total	£1,000–£1,200	Single-occupancy house, spare consumer-unit way, <10m run

Where a property needs extra work — a consumer unit upgrade, a long or buried cable run, or a separate earth rod — the total can rise to £1,300–£1,700. We quote a fixed price after a quick survey so there are no surprises on the day.

Zappi v2.1 vs v2.0: What Changed

Most installers now fit the Zappi v2.1, which superseded the v2.0. The cost difference is marginal — usually within £20–£30 — but the v2.1 brings worthwhile updates:

• Built-in connectivity: the v2.1 simplifies cloud connection and monitoring versus the older hub-dependent setup.
• Refined hardware and firmware: improved load-balancing behaviour and smoother integration with the myenergi app and the Libbi battery.
• Same three charging modes: Fast, Eco and Eco+ are unchanged — so the solar-led behaviour homeowners buy a Zappi for is identical.

If someone offers you a v2.0 at a meaningful discount it is still a perfectly good charger, but for a new install the v2.1 is the sensible default and what we fit as standard.

Tethered vs Untethered: Cost and Convenience

The Zappi comes in two formats, and the choice affects both price and day-to-day use:

• Tethered — the charging cable is permanently attached (usually a 6.5m Type 2 lead). More convenient day to day; nothing to fetch from the boot. Slightly higher unit cost (£20–£40 more) and a fixed cable length.
• Untethered (socketed) — you plug in your own portable cable each time. Cheaper, tidier on the wall, and futureproof if your car's connector or your needs change. Best where the charger is in a visible spot or shared between vehicles.

For most single-car households we recommend tethered for sheer convenience. For driveways shared by two EVs, or installs in a prominent position, untethered often wins.

What Pushes the Price Up or Down

The single biggest variable is the distance and difficulty of the cable run from your consumer unit to the charger position. Factors that increase the cost:

• Long cable runs (over 10–15m) or runs that need to go under driveways, through walls or around the property.
• Consumer unit upgrades — if your fuse board has no spare way or is an older type without RCD protection, an upgrade adds £150–£400.
• Earthing arrangements — some properties need an earth rod (around £80–£150) to meet the latest regulations for outdoor charging.
• Surface-mounting and making good — neat clipping, trunking, or rendering reinstatement on older Cornish stone walls.

Factors that keep it at the lower end: a modern consumer unit with a spare way, the charger sited close to the board, and a clean external wall to mount on.

Zappi vs Ohme vs Easee on Price

The three chargers we install most often across Cornwall sit close on installed price, so the decision is about features rather than cost:

Charger	Typical installed cost	Best for
myenergi Zappi v2.1	£1,000–£1,200	Homes with solar — Eco+ diverts surplus generation into the car
Ohme Home Pro	£950–£1,150	Octopus Intelligent Go / Agile tariff users — deep tariff integration
Easee One	£900–£1,100	Minimalist installs and homes with a separate energy-management hub

The Zappi's premium over an Easee buys you the best native solar-diversion on the market. If you have or are planning solar panels in Cornwall, that capability usually pays for itself. For a deeper feature comparison, see our Zappi vs Ohme vs Easee guide.

Charging From Solar With Eco+

The reason most of our customers choose a Zappi is its Eco+ mode. Using a CT clamp on your incoming supply, the Zappi senses surplus solar that would otherwise be exported to the grid and diverts it straight into the car. On a sunny day that means charging on electricity you generated yourself rather than exporting it at a low SEG rate.

In practice, a household with a 4–5kWp array and a Zappi in Eco+ can add a meaningful number of "free" miles each year from surplus generation alone — especially over the Cornish summer. Pair it with a home battery and you can shift even more of your charging off the grid. For the full strategy, see our guide on charging your EV with solar panels.

Is the Zappi Worth It in 2026?

For a home with solar, the Zappi is comfortably worth the small premium — the Eco+ solar diversion is genuinely best-in-class and turns surplus generation into transport. For a home without solar and on an Octopus smart tariff, an Ohme Home Pro may be the marginally better-value pick, because its tariff integration does the heavy lifting. The honest answer is that there is no bad choice among the three; the Zappi simply has the edge the moment solar is in the picture.

Frequently asked questions

How much does it cost to install a Zappi in 2026? Around £1,000–£1,200 fully installed for a standard single-occupancy home with a 7kW Zappi v2.1, rising to £1,300–£1,700 if a consumer unit upgrade or a long cable run is needed.

Is the Zappi v2.1 better than the v2.0? Yes for a new install — the v2.1 adds simpler connectivity and refined hardware for a marginal price difference. The charging modes are identical.

Should I choose tethered or untethered? Tethered is more convenient for a single car; untethered is cheaper, tidier and more flexible for shared driveways.

Do I still get the OZEV grant? For most single-occupancy houses, no — the grant is now limited to renters and flat owners. Budget the full installed cost.

Getting a Zappi Installed in Cornwall

CCS Heating & Renewables installs the myenergi Zappi across Cornwall — Truro, Falmouth, St Austell, Newquay, Redruth, Camborne and beyond — as part of our EV charger installation service. Every quote is a fixed price after a quick survey, with certification and DNO notification handled for you.

If you already have or are planning solar panels, we will set up Eco+ so your car charges on your own generation. Get a free fixed-price quote for a Zappi installation today.