Electric Marine Batteries

    Rainbow Electric Vehicle batteries are efficient, long-life energy sources. They combine low weight with ergonomic design and simple handling. Thanks to their impressive mileage, long service life and an intelligent battery management system (BMS), which protects the battery from damage, they are among the most modern and safest on the market. 

    Applicable to multiple scenarios Multi Usages For Golfcart, RV, Marine, Ebike.

The benefits using our li-ion battery packs:

  • Lithium battery packs with worldwide approvals and certification of safety standards

  • No development costs, fast time-to-market

  • Smart batteries with numerous features according to the SMBus specification

  • Smart Battery Management System (BMS)

  • Integrated LED State of Charge (SoC) indicator

  • State-of-the-art lithium-ion cells with the market’s highest energy density (li-ion & li-polymer)

  • Broad range of battery cell configurations from 1S1P to 16S1P, e.g.

  • 4S1P, 4S2P, 8S1P,

  • High discharge performance

  •  charging profile optimization

  • Numerous and redundant battery safety features, e.g.:

    CUV (Cell Under Voltage): protection against deep discharge

    COV (Cell Over Voltage): protection against over charge

    OTC (Over Temperature in Charge): Protection against overheating while charging

    OTD (Over Temperature in Discharge): Protection against overheating during discharging

product details

HA5100 is perfect for golf carts power backup. It has a long life with more than 6000 cycle times. Each packint egrates Bluetooth for monitoring parameters and built-in smart BMS for ensuring the safety and life of the battery. Its module has such a stable and compact structure that it can withstand a very high level of vibration and shock The battery pack is protected from overcharge, overdischarge , overcurrent and short circuit.


Applicable to multiple scenarios: Multi Usages For Golfcart, RV, Marine.

Beautiful appearance :Unique Design And Drop-in Replacement.

Function Of BMS:150A BMS,High Surge Current Available.

Bluetooth for monitoring:Bluetooth For Monitoring,Check Product Data Information.



  • Energy :51.2V105Ah(5.3KWh)

  • Dimensicms :19.17×11.81*×8.46°

  • Weight:51KG

  • Lie Time:10Years @68"F

  • Warranty:3 Years

  • Commumication  : RS232,RS485,CANBhuetoath

  • Cydle life : 5000+

  • Endlo se protetion rate: IF67

  • Operation Voltage  :44.8V~57.5V

  • Max Charge Voltage :57.6V

  • Max Change Current: 100Amps@77°F(25°℃)

  • Max Discharge Current: 150Amps Contimuous

  • Storage:5050C, test @ 90 Days, rechange ifhelow 52V

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