High-Performance Subsea Lithium-Ion Battery
Cell Chemistry:
Lithium-Ion
Nominal Voltage:
29.6 V
Capacity:
314.9 Ah (18,642 Wh)
Modules:
6 modules per battery
Temperature Sensors:
5 (1 Internal MOS, 4 Battery Pack) (Range: -40°C to +125°C)
Humidity Sensor:
1 (HDC3021QDEHRQ1) (Range: 0–100% RH)
Communication:
RS485, Isolated CAN - Customizable
Charging Voltage:
33.6 V
Float Voltage:
32 V
Allowed Max Charge Current:
300 A
Recommended Charge Current:
80 A
Charge Temperature Range:
-20°C to 50°C (with Heater Kit)
Discharging Voltage Range:
22.4 V to 33.6 V
CLow-Voltage Cut-off:
23.2 V
Recommended Max Discharge Current:
100A
Max Continuous Discharge Current:
300 A
Pulse Discharge Current:
1500 A
Discharge Temp:
-40°C to 50°C
Dimensions:
Diameter: 335 mm, Height: 964 mm
Casing:
Anodized 6082 Aluminum
Weight:
< 67kg without titanium casing
Fasteners:
SHC M4 / 316 Stainless Steel
Underwater Pressure Rating:
Maximum 11000 Bar with Titanium casing
Description of the Product
The 29.6 V, 18.6 kWh Underwater Battery is a high-performance lithium-ion power source designed for use in marine and subsea applications such as ROVs, submersibles, and offshore equipment. It provides reliable energy even in challenging underwater environments, delivering consistent performance for extended missions. Built to operate in a wide temperature range (-40°C to 50°C) and withstand harsh conditions, it features a corrosion-resistant aluminum casing and stainless steel fasteners. Its compact design and high capacity make it ideal for powering critical systems where durability, efficiency, and safety are essential.
Note: This product is fully customizable to match your unique requirements — including voltage, capacity, application type, design specifications, shape, and size. Reach out to us to build a solution tailored specifically for your equipment or vehicle.