EV Charging Payback Calculator See the indicative cost, grant, revenue and payback for workplace EV charging. ECC UK · 0121 661 7969 Your site Number of charging socketsEach socket = one charging point Charger power7kW suits all-day workplace parking7 kW22 kW Average use per sockethours of charging per day3 hrs Operating days per year~250 = … Continue reading EV Charging Payback Calculator