The advantage of lead-acid batteries is their long service life and low initial costs. Closed and sealed (vented/valve-regulated) battery types are used depending on the requirements and application. Lead-acid batteries are available in the power range from 7 to 3500 Ah.
High availability
Low maintenance or maintenance-free
Long service life up to 20 years depending on design
Different types available for optimum efficiency depending on application
High degree of flexibility – adaptation of battery type to customer requirements