Marine Battery Bank Calculator

Size your house bank for electrical loads

Battery Type

Lighting (Wh/day)

Electronics (Wh/day)

Refrigeration (Wh/day)

Pumps (Wh/day)

Instruments (Wh/day)

Other Loads (Wh/day)

System Voltage

Days of Autonomy

Recommended Bank Size --

Usable Capacity --

Daily Load --

Daily Amp-Hours --

Total Required (Ah) --

Depth of Discharge --

Type	Max DoD	Cycles	Cost
Flooded Lead	50%	300-500	$
AGM	50%	400-800	$$
Gel	50%	500-1000	$$
LiFePO4	80%	2000-5000	$$$$