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12V 100Ah Group 31: which trolling motors can it support?

100Ah of capacity only matters after the 100A continuous BMS clears the motor’s maximum draw.

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Nominal voltage
12.8V
Capacity
100Ah
Continuous BMS
100A
Weight
24.25 lb
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Fit note

A traditional Group 31 footprint with a 100A BMS. Measure the battery compartment before buying.

01

Verified motor matches

CompatibleNewport Kayak Series 36 lb29A max · 40A breaker ↗CompatibleNewport Kayak Series 55 lb52A max · 60A breaker ↗CompatibleMinn Kota Endura C2 3030A max · 30A breaker ↗CompatibleMinn Kota Endura C2 4042A max · 50A breaker ↗CompatibleMinn Kota Endura C2 5550A max · 60A breaker ↗

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Charging plan

Use a charger explicitly compatible with 12.8V LiFePO4 chemistry. A 20A charger gives a rough empty-to-full planning time of about five hours before losses and taper behavior.

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Use your actual motor and trip.

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