The ProMariner ProMar 1 is a 2 Bank Marine Battery Charger
The ProMariner ProSport 12 is a 2 Bank Marine Battery Charger
The ProMariner ProSport 20 Plus is a 3 Bank Marine Battery Charger
The ProNautic 1220P is a 12V 3 Bank Marine Battery Charger
The ProNautic 1240P is a 12V 3 Bank Marine Battery Charger