

| Electrical Parameters |
|
Mechanical Parameters |
| Nominal Voltage |
12.8V |
Dimension(L×W×H) |
233x120x175mm |
| Rated Capacity |
41.8Ah |
9.17x4.72x6.89" |
| Energy |
535Wh |
Weight |
4.4kg |
| Resistance |
≤65mΩ |
Terminal Type |
M6 |
| Efficiency |
0.99 |
Battery Housing |
ABS, LG121 |
| Cycle Life |
>4000cycles @1C,80% DOD |
Housing Protection |
IP56 |
| Self Discharge |
2% per Month |
Cell Type-Chemistry |
LiFePO4 Cell |
| Max. Modules in Series/Parallel |
4S/11P |
SOC Display(Optional) |
/ |
| |
| Discharge Parameters |
|
Charge Parameters |
| Continuous Discharge Current |
40A |
Charge Method |
CC-CV |
| Pulse Discharge Current( 脉冲 ) |
50A (<3min) |
Charge Voltage |
14.4~14.8V |
| Recommended Volt. Disconnect |
10V |
Recommended Float Voltage |
13.8V |
| BMS Discharge Cut-off Voltage |
8.4V |
Recommended Charge Current |
20A |
| Reconnect Voltage |
10.4V |
Maximum Charge Current |
40A |
| Short Circuit Protection |
300-800us |
BMS Charge Cut-off Voltage |
15V |
| |
| Temperature Parameters |
|
| Discharge Temperature |
-20 to 60 ℃ (-4 to 140°F) |
| Charge Temperature |
0 to 60 ℃ (32 to 140°F) |
| Storage Temperature |
-40 to 70 ℃ (-40 to 158°F) |
| BMS High Temperature Cut-off |
78 ℃ (172.4°F) |








Q :Do you provide free sample ?
A: Yes, a few pcs free sample can be provided, but freight will be charged
Q: what is the warranty?
A: one year
Q:What is your payment term ?
A: T/T,L/C
Q:do you accepte OEM order ?
A: Yes,you can print yourself logo, also we can provide the design of outlook for your special battery pack
Q :How many cells you can produce per month?
A: 1.8million
Q :What is the mode of transport?
A: usually by sea
Q:Which certificates do you have
A:We have un38.3,MSDS…etc.
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