For tournament bass boats with a 36 V trolling bank and a starting battery that need to be full by morning, with the longest warranty in the class.
Amazon $413.767 ProMariner marine chargers ranked. Each one is scored and ranked against every brand in its bank count, so "#3 mid-size" means third of all mid-size marine chargers here, not third among ProMariner's own.
ProMariner makes 7 current marine chargers: 4 1 and 2 bank and 3 3 and 4 bank. Prices run from $135.99 for the ProMariner ProSport HD 6 to $413.76 for the ProMariner ProTournament Elite 360 Quad. Its best-rated model in each size: the ProMariner ProSport HD 20 (#6 of 16 1 and 2 bank, rated 3.5) and the ProMariner ProTournament Elite 360 Quad (#1 of 12 3 and 4 bank, rated 4.5).
Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
ProMariner marine chargers 7
- ProMariner ProTournament Elite 360 Quad#1 3 and 4 bankFull review
For tournament bass boats with a 36 V trolling bank and a starting battery that need to be full by morning, with the longest warranty in the class.
Amazon $413.76$413.76436 AYes - ProMariner ProTournament Elite 240 Quad#3 3 and 4 bankFull review
For a four battery boat that wants a pro grade charger with a charge level monitor and a 5 year warranty, at less than the 36 A model.
Amazon $336.76$336.76424 AYes - ProMariner ProSport HD 20#6 1 and 2 bankFull review
For a boat with a starting battery and a big 12 V trolling or house battery, where shared current gets the drained battery full fastest.
Amazon $249.99$249.99220 AYes - ProMariner ProSport HD 20 Plus#11 3 and 4 bankFull review
For bass boats with a starting battery and a 24 V trolling pair, with ignition protection for gasoline engine bays.
Amazon $255.63$255.63320 AYes - ProMariner ProSport HD 12#12 1 and 2 bankFull review
For a two battery boat that wants ignition protection and smarter current sharing than a fixed split charger.
Amazon $201.30$201.30212 AYes - ProMariner ProSport HD 8#13 1 and 2 bankFull review
For a small boat with a starting battery and a modest trolling battery, from a maker whose chargers are built for engine compartments.
Amazon $169.99$169.9928 AYes - ProMariner ProSport HD 6#14 1 and 2 bankFull review
For one starting or small trolling battery in a boat with a gasoline engine compartment, where ignition protection matters.
Amazon $135.99$135.9916 AYes