🔋 4-Hour MWh Battery, $18-$35/kW Demand Charge Shaving & 15-Min Intervals

Commercial Battery Storage (BESS) Peak Shaving Calculator

Size commercial behind-the-meter Battery Energy Storage Systems (BESS): calculate peak kilowatt demand charge reduction ($18-$35/kW/month), 2-hour and 4-hour LFP lithium battery capacity (kWh/MWh), round-trip efficiency (88%), and utility payback.

1. Project & Operating Inputs

Monthly Peak Demand Charge Tariff ($ / kW e.g. $24/kW)

Peak Shaving Target Reduction (kW Shaved e.g. 250 kW)

Turnkey 4-Hour BESS System CapEx ($ e.g. 1 MWh BESS)

Annual BESS Service, Software & Warranty Cost ($ / Year)

2. Financial Breakdown & Yield

C&I BESS PEAK DEMAND SHAVING

5-Year Demand Charge Savings

Battery Storage Payback ROI

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost