Question: what is a 2 bank marine battery charger?
Answer: 2-Bank 20 Amp On-Board Battery Charger. The GEN2 is an On-Board Battery Charger for charging and maintaining a two 12-volt Marine, Starter or Deep-Cycle battery. ... It monitors battery activity for safe, fast and efficient charging of Wet, Gel, AGM and Maintenance Free batteries without the worry of overcharging.