Green Marine Motors

Battery pack

A battery for a
full day on the water.

The GM5120 is our modular LiFePO4 battery: 5.3 kWh per module, expandable in parallel. That way we size the capacity precisely to your boating profile, with live monitoring and a five-year warranty.

Modular lithium 5.3 kWh per module · 51.2 V · 5 year warranty
GM5120 modular lithium boat battery from Green Marine
GM5120 · 5.3 kWh · 51.2 V

The GM5120 in numbers

Modular, scalable and always in view.

5.3 kWh
Per module

Usable capacity per battery module, for a full day on the water.

51.2 V
System voltage

Safe lithium voltage, perfectly matched to the GM drivetrain.

6,000 cycles
Lifespan

6,000 cycles = 15 years of daily boating, with 80% capacity left.

LiFePO4
Cell chemistry

High-quality LiFePO4 cells with a long lifespan and stable range.

Live
Monitoring

Track charge, status and consumption live on the display, insight at all times.

5 years
Warranty

Five years of full warranty on your battery pack, worry-free.

Tailored battery pack

Exactly as much capacity
as you need.

We analyse your energy needs for a full day on the water and put together a tailored battery solution. Connect the GM5120 modules in parallel to expand capacity easily. On the display you track charge and consumption live, so you always know where you stand.

Parallel
Easy to expand
LiFePO4
Long lifespan
Tailored
To your boating profile
Monitoring
Live insight

Personal advice, no obligation

Curious which system suits your boat best and what it costs?

Plan a no-obligation introduction or discover right away which system fits your boat. No sales talk, no strings attached.