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Item | Name | Definition | ||
1 | ON/OFF | Battery start | ||
2 | RS4851 | Battery Parallel communication | ||
3 | RS4852 | Battery Parallel communication | ||
4 | RS485/CAN | Communication to inverter | ||
5 | Reset | Reset BMS | ||
6 | Run | Running light | ||
7 | Alm | Alarm light | ||
8 | SOC | SOC light | ||
9 | Negative socket | Battery output negative or parallel negative line | ||
10 | Positive socket | Battery output positive or parallel positive line | ||
11 | Grounding | Shell ground connection | ||

BASIC PARAMETERS | BSM48280W | |
Nominal Voltage (V) | 51.2 | |
Nominal Capacity (KWH) | 14.336 | |
Usable Capacity (KWH) | 14.336 | |
Charge Voltage (V) | 58.4 | |
Discharge Voltage (V) | 40 | |
Battery System Discharge Current (Standard) | 100 | |
Battery System Discharge Current (Max) | 200 | |
Peak Charge/Discharge Current(A) | 240(2S) | |
Communicaiton | RS485/RS232/CAN | |
Working Temperature | 0℃~50℃ Charge -10℃ ~50℃ Disharge | |
Shelf Temperature | -20℃~60℃ | |
Certication | CE/IEC/UL/UN38.3/MSDS | |
Design Life | 10 years+ | |
Size(mm) | 440*870*255 | |
Weight(KGS) | 125 | |
Cycle Life[1] | >6000 | |
[1] Test conditions: 0.2C Charging/Discharging,@25℃,80%Dod | ||
More Details Please Send Inquiry to Us | ||






Payment Term | T/T | EXW | 30% T/T in advance, paid the balance before shipment | ||
FOB | |||||
CNF | 30% T/T in advance, paid the balance against copy of B/L | ||||
CIF | |||||
L/C | L/C amount above 50,000 usd, we can accept L/C at sight | ||||
West Union | Amount lower than 5000usd | ||||
Delivery Time | 7~10days after receiving payment for one container | ||||

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