48V 100Ah IP67 Waterproof Marine Battery

  • Product Model:KH-LFP48100
  • Voltage: 51.2V
  • Capacity: 100Ah
  • Material: Lifepo4
  • Type: 51.2V Li-ion Marine battery
  • Product Description: Marine Lifepo4 Battery

48V 100Ah IP67 Waterproof Marine Battery

Ideal for various electric marine applications such as boats, tugs, yachts, and outboard engines, this 48V 100Ah IP67 Waterproof Marine Battery provides high performance, safety, and reliability in demanding marine environments.

Key features and specifications:

  • Environmentally friendly and sustainable: Reduces carbon footprint and waste by producing no harmful emissions and lasts longer than traditional lead-acid batteries.
  • Customizable Solutions: Designed to meet the specific needs of a wide range of electric marine projects, whether it’s a compact design for a small vessel or a high-capacity system for a large application.
  • Power Output: Provides stable power with 48V output and 100Ah capacity, ensuring smooth operation and extended uptime for marine applications.
  • Safety features: Equipped with advanced protection mechanisms such as overcharge, over-discharge, overcurrent, and short circuit protection.
  • Compact and space-saving design: Ideal for ships with limited space and flexible installation.

Product Features

  • Bluetooth function: Battery with Bluetooth function, you can monitor the battery status in real-time, to ensure that the battery is in the best state of use.
  • IP67 waterproof housing: An IP67 waterproof battery can effectively prevent water vapor and water into the battery’s internal damage.
  • Internal construction design: The use of precision stainless steel firmware design allows for better disassembly and maintenance, and also ensures that the battery will not shake with vibration, and will not affect the structure of the battery or its performance in the later stages of use, as the boat and electric fishing boat move for a long period.
  • Battery management system: Keheng batteries are protected by the first-class brand of battery management system (BMS), which has the function of low-temperature power-off protection, which means that when people charge the batteries at temperatures lower than 0°C, the BMS will automatically cut off the power and stop charging.

The supplier of 48V 100Ah IP67 Waterproof Marine Battery also offers sample supply service to ensure that customers can test the samples at the first instance to make sure that the battery matches the one required.


Meanwhile, Keheng’s 48V 100Ah IP67 Waterproof Marine Battery offers a wide range of customization options, ease of installation, availability of samples, timely delivery, and necessary installation components. These features make it a reliable and user-friendly energy storage solution.

Technical data

Nominal Voltage 51.2V
Rated Capacity 100AH @0.5C to 12V
Stored energy 5120Wh
Cycle life@100%DOD 6000 Cycles Approx.
Weight 80 kg
Max. Charge Current 100A
Max. Discharge Current  100A
Charge Cut-off Voltage 57.6V
Discharge Cut-Off Voltage 40V
Series & Parallel Connection Up to 4 batteries
Operating Temperature Range Charge: 32°F (0°C) to 113°F (45°C)
Discharge: 14°F (-10°C) to 140°F (60°C)
Recommended: 59°F (15°C) to 95°F (35°C)
Self-Discharge Rate ≤3%/month
Life Expectancy (years) 5 years at one cycle per day
Self Discharge Approx. 2% per month @ 20°C
Long Term Storage Charge every 6 months
Short Circuit Protection Automatically recover after removal of short
Terminal Type Female Copper Insert M8 (M8/mm)



  • The voltage can be expanded from 12V to 48V to power various products.
  •  Support 4units in series connection, or 10units in parallel connection.
  •  LCD display optional, real-time understanding of battery voltage and capacity.
  •  200A continuous output voltage can continuously charge big-power devices.
  •  The intelligent BMS system can accurately control the battery to improve the lifespan, no explosion, no fire.
  •  Drop-in replacement for heavy lead-acid(AGM / GEL) battery,1/3weight but same capacity.
  • 2000times cycle life@100% DOD , 7000times cycle life@50% DOD , 10 years design lifespan.
  • Maintenance-free, fully sealed, and waterproof.


Intelligent Battery Management System(BMS)

  • Over charge protection function
  • Over discharge protection function
  • Over current protection function
  • Short protection function
  • Over temperature protection function
  • Automatic cell balance function

Get a Best Quote

Scroll to Top

request a quote

Download Our Full Catalog
Get notified about new products!

request a quote

You will get the reply within 24 hours.