Battery C-Rate Explained: Charge and Discharge Speed
Battery C-rate explained for boat batteries: what 0.5C and 1C mean, how C-rate limits charging and discharging, and how to match chargers and loads.
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What the M in Group 24M, 27M and 31M Means
What 24M, 27M and 31M mean on marine batteries: the marine "M" suffix, dual terminals, how it differs from automotive sizes, and how to…
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Amp-Hours to Watt-Hours and kWh: Battery Math Made Simple
Convert amp-hours to watt-hours and kWh for boat batteries: simple formulas, worked examples for 12V, 24V, 36V and 48V banks, and why watt-hours compare…
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Group 24 Marine Batteries: Fit, Capacity and Options
Group 24 marine battery guide: size, typical capacity and cranking ratings, lead-acid vs lithium options, and which boats a group 24 suits best.
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Comparing Marine Batteries by Price per kWh
How to compare boat battery prices per kWh and per usable kWh-cycle, with a simple worked method for lead-acid, AGM and lithium and what…
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How Many Batteries Does My Boat Need?
How many batteries does my boat need? Common setups for jon boats, bass boats, pontoons, center consoles and cruisers, with starting, trolling and house…
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Group 27 Marine Batteries: Fit, Capacity and Options
Group 27 marine battery guide: size, typical amp-hours and cranking ratings, deep-cycle, AGM and lithium options, and the boats a group 27 fits best.
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Lithium Batteries in Standard Group-Size Cases
Lithium battery group sizes for boats: group 24, 27, 31, GC2 and 8D lithium options, how much capacity each holds, and fit tips when…
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Depth of Discharge Explained for Marine Batteries
Depth of discharge for marine batteries explained: what DoD means, how it affects cycle life for lead-acid, AGM and lithium, and how to read…
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Group 31 Marine Batteries: Fit, Capacity and Options
Group 31 marine battery guide: size, stud terminals, typical capacity and CCA, AGM and lithium options, and when a group 31 is the right…
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