🔋 150kW-350kW DC Fast Charging Utility Demand Peak & BESS Savings

EV Fleet DC Fast-Charging Demand Charge Calculator

Calculate monthly utility peak demand kW surcharges ($15-$35/kW) caused by simultaneous commercial EV fleet charging, and calculate battery energy storage system (BESS) peak-shaving savings and payback period.

1. Project & Operating Inputs

DC Fast Chargers in Fleet Depot (150kW Dispensers)

Utility Peak Demand Surcharge ($ / kW / Month)

Peak Demand Reduction with Battery Buffer (%)

Turnkey 500 kWh Peak-Shaving Battery BESS Cost ($)

2. Financial Breakdown & Yield

BESS PEAK DEMAND CHARGE SHAVING

Annual Demand Charge Savings

BESS Buffer ROI

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost