Preliminary BESS estimate

How large should your BESS be?

Enter a few commonly available data points. You will receive an initial power and capacity range for verification with Energy Division.

✓ No registration ✓ No data transmitted ✓ Instant PDF

The data you already know

No load curve or completed technical study is required.

Photovoltaic status

PV capacity existing or planned

kWp

Specific PV yield Optional; if unknown, we use 1,100

kWh/kWp

Annual electricity consumption

MWh

Maximum demand an estimate is acceptable

Estimated share of consumption during daylight hours

60%

Primary objective

For a backup estimate, only the critical power and required autonomy are needed.

Critical loads

Required autonomy

hours