Marine batteries Marine batteries have been especially designed for diesel motor starting, generating sets They can also supply permanent or emergency electrical networks on-board ships or barges (lighting, radio, etc) They can also be used for light traction and some stationary applications. Specifically designed for marine applications, they combine robustness and use flexibility. The battery voltages are 2, 4, 6, 8 or 12V with 105 to 650 Ah capacity.