--- title: "4.7kW Solar, 11.5kWh Battery & EV Charger — Stockport | Greentech Renewables Case Study" description: "Stockport case study: 4.7kW solar, 11.52kWh FOX ESS battery and Zappi EV charger cut bills from £1,500 to under £250 a year. 5.5-year payback." lang: en-GB json-ld: | [ { "@context": "https://schema.org", "@type": "LocalBusiness", "@id": "https://www.greentechrenewables.co.uk/#localbusiness", "name": "Greentech Renewables Ltd", "alternateName": "Greentech Renewables", "image": "https://www.greentechrenewables.co.uk/logo.png", "description": "MCS-certified solar panel, battery storage, heat pump and EV charger installer based in Greater Manchester, serving the North West and the UK. 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You may get free panels [Check Eligibility](/grants/warm-homes-plan-eligibility) [Case Studies](/case-studies) [0% Finance](/finance)[Quick Solar Price](/solar-estimator) ![Longi solar panels and Zappi EV charger installed at a Stockport home](/__l5e/assets-v1/dcc37f50-d98e-4d45-8630-8b8e8d9b3f8f/cs2-stockport-hero.jpg) [All case studies](/case-studies) Stockport, Greater Manchester Solar + Battery + EV # 4.7kW Solar, 11.5kWh Battery & EV Charger — Stockport 4.7kW Solar + 11.52kWh FOX ESS Battery + Zappi EV Charger [Get a quote like this](/free-quote) [Try the solar estimator](/solar-estimator) System size 4.7 kW Battery 11.52 kWh Payback 5.5 yrs Year 1 savings £1,262 25-year savings £80,297 Before - Electricity: **5,200 kWh/yr** — £1,500 - Total: **£1,500/yr** After - Electricity: **£250/yr** - Total: **£250/yr** (83% lower) Less than £250 per year ## The project This Stockport household wanted to power their home and their EV from the same source. We installed a 4.7kW Longi array paired with an 11.52kWh FOX ESS battery and a Zappi charger — letting them charge the car from surplus solar and run the home from stored energy after dark. Electricity bills dropped from £1,500 to under £250 per year. ## System specification - **10×** Longi 470W Solar Panels - **1×** FOX ESS 5kW Hybrid Inverter - **1×** FOX ESS 11.52kWh Battery Storage - **1×** Zappi 7kW EV Charger ## Installation gallery ![FOX ESS hybrid inverter and battery — Stockport install](/__l5e/assets-v1/1796c227-dd4e-4ebe-817f-0df506fecb27/cs2-stockport-2.jpg) ![Longi 470W solar panels mounted on rear roof — Stockport](/__l5e/assets-v1/e9be6646-77d6-4022-9164-2da796d5635d/cs2-stockport-3.jpg) ![Zappi 7kW EV charger installation — Stockport case study](/__l5e/assets-v1/a3e20546-120c-44b2-a25b-a39f0a2c3383/cs2-stockport-4.jpg) ## Want savings like Stockport? Get a free, no-obligation quote tailored to your home and energy use. [Get my free quote](/free-quote) [Call 0333 577 7010](tel:03335777010) ## More case studies [ ![12.5kW AIKO solar panel installation on a detached home in Altrincham](/__l5e/assets-v1/4822e0f6-e6c7-4f02-b13f-87b33ba5f528/cs1-altrincham-hero.jpg) Altrincham 12.5kW Solar + Sigenergy Battery — Altrincham 12.5kW Solar + 9kWh Sigenergy Battery ](/case-studies/12-5kw-sigenergy-solar-battery-altrincham)[ ![23-panel DMEGC solar array with Tesla Powerwall 3 — Wilmslow](/__l5e/assets-v1/1dfc9850-6a58-4772-be1e-d6941c28ee29/cs3-wilmslow-hero.jpg) Wilmslow 11.85kW Solar + Tesla Powerwall 3 — Wilmslow 11.85kW Solar + Tesla Powerwall 3 (13.5kWh) + Tesla Backup Gateway ](/case-studies/11-85kw-tesla-powerwall-3-wilmslow)[ ![13-panel AIKO 465W solar array on a Bury home](/__l5e/assets-v1/6aff7693-6c81-4e0a-b127-65df54600df3/cs4-bury-hero.jpg) Bury 6kW Solar + FOX ESS Battery — Bury 6kW Solar + 5.76kWh FOX ESS Battery ](/case-studies/6kw-solar-fox-battery-bury) ## Accreditations ![Our Accreditations: HIES Consumer Code, TSI Approved Code, TrustMark Government Endorsed Quality, Green Deal Approved, MCS Certified, NAPIT](/assets/solar-accreditations-CbjEg9cO.png) Public Liability Insurance – Tradesman Saver £5,000,000 – GREE55TR01 Employers Liability Insurance – Tradesman Saver £10,000,000 – GREE55TR01 Professional Indemnity – Tradesman Saver £250,000 – GREE55TR01 [![Greentech Renewables - MCS Certified Solar Installers](/assets/greentech-logo-DICMm454.jpg)](/) MCS Certified solar panel and battery storage installers serving Greater Manchester and the UK. 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