Calculator category

Storage calculators

Size home batteries, backup runtime, payback, and replacement cost.

Calculator

Peak Shaving Savings Estimator

Monthly and annual demand-charge savings from shaving peak kW, the battery needed, and how many years that cycling lasts.

Calculator

Payback and horizon net value from peak and off-peak rates, round-trip efficiency, cycling rate, and capacity fade.

Calculator

Size a battery bank from daily energy, autonomy days, depth of discharge, inverter losses, and peak load.

Calculator

Usable and deliverable kWh from nameplate capacity, depth of discharge, round-trip efficiency, and end-of-life retention.