Charles Marine Products Battery Charger 20A 12V 2000Sp CMP-12202SPA

An excellent choice for value-priced, high performance DC charging. Include a battery type selector switch allowing you to charge Lead Acid, Gel or AGM batteries. Features include:
3-stage charging (Bulk, Absorption & Float) guarantees that the accurate amount of charge is put into the batteries when it is most needed
Can simultaneously charge up to 3 battery banks and work as a power supply
Continuous duty @ 100% output rating
Anodized aluminum enclosure, heavy-duty heat sink, conformal-coated PC boards, UL recognized components, corrosion-resistant
Internal temperature compensationshould perform in a wide variety of ambient temperature, from cold tovery hot
Internal isolation of outputs to the batteriesEliminates the potential of one battery discharging into another
2 year warranty
Made in the USAAmps 20 Amp - 3 Bank 12 Volt