LiFePO4 Marine Batteries
Drop-in lithium replacements for trolling motors, sailboats and yachts. 60% lighter than lead-acid, 4,000–6,000+ cycles, built-in BMS. OEM/ODM for marine brands and boat builders.
Choose Your Marine Battery
Trolling Motor Runtime
Estimated runtime at 90% usable capacity (Wh × 0.9 ÷ device wattage), calculated from each model's current capacity. Actual runtime varies with temperature, age and inverter efficiency.
Trolling Motor Runtime
| Device | Wattage | 12V 100Ah (1.28kWh) | 12V 300Ah (3.84kWh) | 24V 205Ah (5.248kWh) |
|---|---|---|---|---|
| Trolling Motor (low) | 300W | 3.8h | 11.5h | 15.7h |
| Trolling Motor (med) | 600W | 1.9h | 5.8h | 7.9h |
| Trolling Motor (high) | 1000W | 1.2h | 3.5h | 4.7h |
| Fish Finder / GPS | 30W | 38.4h | 115.2h | 157.4h |
| Livewell Pump | 50W | 23.0h | 69.1h | 94.5h |
House Battery Runtime — Sailboats & Cruisers
| Device | Wattage | 12V 300Ah (3.84kWh) | 24V 205Ah (5.248kWh) | 51.2V 105Ah (5.38kWh) |
|---|---|---|---|---|
| LED Cabin Lights | 10W | 345.6h | 472.3h | 484.2h |
| Marine Fridge | 50W | 69.1h | 94.5h | 96.8h |
| Chartplotter / Radar | 40W | 86.4h | 118.1h | 121.0h |
| Water Pump | 80W | 43.2h | 59.0h | 60.5h |
| Stereo / Speakers | 30W | 115.2h | 157.4h | 161.4h |
Yacht House Bank Runtime
| Device | Wattage | 24V 205Ah (5.248kWh) | 51.2V 105Ah (5.38kWh) | 4× Parallel (21.5kWh) |
|---|---|---|---|---|
| LED Lighting | 20W | 236.2h | 242.1h | 968.4h |
| Fridge / Freezer | 80W | 59.0h | 60.5h | 242.1h |
| A/V System | 100W | 47.2h | 48.4h | 193.7h |
| Water Maker | 400W | 11.8h | 12.1h | 48.4h |
| Air Conditioning | 1500W | 3.1h | 3.2h | 12.9h |
Why Switch to Lithium on the Water?
60% Lighter
Same capacity, half the weight. Better performance.
100% Usable
Use the full capacity. Lead-acid only uses 50%.
Splash-Proof BMS
Sealed enclosure, vibration-resistant. Built for marine.
OEM Ready
Custom terminals, labels, APP and packaging from 50 pcs.
FAQ
Will it start my outboard?
12V 300Ah delivers 1500+ CCA for outboards up to 150HP. Use dedicated starter battery for larger engines.
Waterproof?
Splash-proof and sealed (IP65 / IP67). Install in dry locker as with any battery.
Parallel up to 4?
Yes. Up to 4 identical batteries for a 21.5kWh house bank. Pre-assembled cable kits available.
OEM for boat builders?
Yes. MOQ 50 pcs. Custom terminals (M8/M6/Andersen), Bluetooth integration.
Build Your Marine Battery Lineup?
We supply marine brands, boat builders and distributors worldwide.
