Workplace Solar + EV Charging for Fleet Operators
Combined PV + EV chargepoint installs for businesses transitioning fleet to electric. KMM has installed Zappi chargepoint banks across hauliers, retailers, distribution centres — typically alongside roof solar for free daytime charging.
Quick Answer
- WCS grant: up to £500 per socket via the Workplace Charging Scheme (up to 40 sockets per applicant)
- Typical install: 100–500 kWp roof PV + 10–40× Zappi 22 kW chargepoints
- Diesel saving: £400–£600/week per van replaced (delivered electricity ~£40/week)
- Solar-charged EV: Zappi Eco+ mode uses surplus solar to charge fleet for free during daytime
- Load balancing: dynamic across all chargepoints — never exceeds DNO import limit
- Combined payback: 3.5–5 years on full PV + EV package
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What we install
Real KMM installs
Every case study below is a real KMM customer with measured Year 1 generation, real payback maths and named project manager.
Doctors' Surgery Solar Rescue: 100kW + Battery Backup
A Market Deeping doctors' surgery had been let down by a previous solar installer — non-stop issues, no monitoring, zero confidence. KMM installed 100kW solar, 100kW battery, Tigo optimisers on every panel.
UK Farm Solar Case Study: 3-Year Payback
UK farm sized its solar at 50,000 kWh against 37,000 kWh usage to future-proof. KMM modelled a 3-year 3-month payback and roughly £500k of 30-year savings.
UK Farm Solar: Cutting Energy Costs on a Dryer
UK farm with grid-only power and a summer grain dryer turned to solar to harness rising energy costs, drive its dryer, and earn export income.
Domestic Solar: £180 to £65 a Month, 18 Months On
A real KMM domestic install revisited 18 months on. Monthly energy spend fell from around £180 to around £65, plus around £1,000 a year from grid export.
Watch real KMM customers
Hand-picked from our 78-video YouTube library — real installs, real surveys, real customer reviews.
Fully Funded Electrical & Structural Survey — tell us about your project
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Fully Funded Electrical & Structural Survey — tell us about your project
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