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48V 120Ah Electric Vehicle Lithium Battery

  • Long cycle life and longer service life
    Under standard charging and discharging conditions, the cycle life of lithium iron phosphate batteries can reach more than 4,000–6,000 times, with extremely slow capacity fading and long-term stable service.
  • Smart Safety Protection(BMS)
    Built-in high-performance Smart Battery Management System (BMS) with overcharge, over-discharge, short circuit, and thermal protection.
  • Bluetooth Precision Monitoring
    Built-in high-precision Bluetooth module with a dedicated smartphone App.
  • Quality Assurance
    Each battery pack undergoes rigorous testing before shipment, including waterproofing, shock resistance, high and low temperature testing, and battery cell testing.
  • All-Weather Waterproof and Dustproof
    IP65 rated waterproof technology, handling rainy and humid conditions with ease, ensuring stable all-weather performance.IP65 waterproof and dustproof rating, excelling in damp and dusty industrial scenarios.
  • Zero Maintenance
    No watering, no acid cleaning, and no equalization charges required, saving you significant labor costs.

Technical Specifications 

Electrical

Usable Energy5760 Wh[1]
Nominal Voltage48 VDC
Nominal Capacity120 Ah
Cycle Life @ 80% DoD> 4000 cycles[1]
Depth of Discharge100% DOD[2]
Operating Voltage Rate39V DC-54V DC

Mechanical

Cell TypeLiFePO4–A grade cell
Dimensions500×280×250mm (L*W*H)
WeightApprox. 45kg
EnclosureSheet metal
TerminalM8
ColourBlack/customization
LCDYes
BluetoothYes
IP RatingIP65

Charge

Charge Mode (CC/CV)At 0℃~55℃ temperature, charged to 54V at a constant current of 20A, then changed continuously with constant voltage of 54V until the current was not more than 2A.
Charge Current (Recommend )20A
Charge Current (Maximum)50A  continuous(25°C)
Charge Cut-off Voltage54 V DC

Discharge

Discharge Current (Recommend )50A  continuous(25°C)
Discharge Current (Maximum)100A  continuous(25°C)
Discharge Cut-off Voltage39V

BMS

Over-charge ProtectionYes
Under Discharge ProtectionYes
Over Current Protection100A
Short Circuit ProtectionYes
Temperature ProtectionYes
Balance FunctionYes

Environmental

Charge Temperature0℃ to 45℃(32℉ to 113℉)
@60±25% Relative Humidity
Discharge Temperature-20℃ to 60℃(-4℉ to 140℉)
@60±25% Relative Humidity
Storage Temperature0℃ to 45℃(32℉ to 113℉)
@60±25% Relative Humidity
CharactersClean, reliable, efficient, eco-friendly

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