Home EV Charger Calculator

Driving & Electrical Setup

Configure your vehicle battery and home electrical system

Daily Commute / Driving 38 mi/day
Battery Pack Capacity 75 kWh
Vehicle Efficiency 3.5 mi/kWh
Electricity Rate $0.16 / kWh
Main Panel Rating 200 A
Existing Base Load (AC, Oven, Dryer) 110 A
Daily Energy Needed
10.86
kWh to replenish commute
Annual Charging Cost
$634.33
Based on 13,870 mi/yr
Panel Headroom
90
Amps remaining on service
Recommended Charger
Level 2 (40A - 9.6 kW)
Optimal speed & safety buffer

Daily Commute Replenish Time

Overnight recovery time needed for your daily driving

Level 1 (Standard 120V Outlet - 12A / 1.4 kW) 9.05 hrs
Level 2 Compact (240V / 32A Breaker - 5.8 kW) 1.88 hrs
Level 2 Standard (240V / 40A Breaker - 7.68 kW) 1.41 hrs
Level 2 High-Power (240V / 60A Breaker - 11.5 kW) 0.94 hrs

*Standard L1 charging delivers approx 3–5 miles of range per hour. Level 2 supplies 25–40+ miles of range per hour.

Electrical Panel Headroom Check

National Electrical Code (NEC 80% continuous load rule)

Compatible with existing 200A panel without heavy upgrades
Existing Appliances (110A)
EV Charger Circuit (40A)
Remaining Headroom (50A)

Electrician & Permitting Summary Brief

Exportable technical requirements for your installer


      
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