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3.7V cell 7S 24V 20A lithium battery BMS, 24V 20A BMS, With balanced function and ON/OFF switch
If you need other models of BMS, please click the corresponding picture below.
Voltage: 24V
Working Current:20A
Application: 7S 20V li-ion battery
Charging voltage: 29.4V
Charging Current：5A
Number in series:7S
Cell Type:3.7V Li-ion cell
Size:L62*W52.5*11mm
Weigh:70g
Operating Temperature:-20℃~+60℃
Functions:With ON/OFF switch and balance function,over charge protection, over discharge protection,
over current protection, short-circuit
protection etc.
No. | Test Item | Min. | Typ. | Max | Unit | |
1 | Input Charging Voltage | 29.2 | 29.4 | 29.6 | V | |
2 | Input Charging Current | 2 | 5 | A | ||
3 | Output Discharging Current | 19 | 20 | A | ||
4 | Over-Current Discharging Protection | 50 | 60 | 70 | A | |
5 | Current Consumption | 25 | 50 | uA | ||
6 | Balance Current | 20 | 30 | 40 | mA | |
7 | Balance Voltage | 4.16 | 4.18 | 4.20 | V | |
8 | Over-Charge Protection Voltage | 4.22 | 4.25 | 4.28 | V | |
9 | Over-Charge Protection Voltage Delay Time | 0.5 | 1.0 | 2.0 | S | |
10 | Over-Discharge Protection Voltage | 2.75 | 2.8 | 2.85 | V | |
11 | Over-Discharge Protection Voltage Delay Time | 0.5 | 1.0 | 2.0 | S | |
12 | Short Circuit Protection Release | Remove the load | ||||
13 | Impedance | 20 | 40 | mΩ | ||
14 | Operating Temperature | -20 | +25 | +65 | ºC | |
15 | Storage Temperature | +20 | +25 | +30 | ºC | |
16 | PCBA Size | 65（±0.5）×40（±0.5）×≤10 | mm | |||
Brand Name : ANN
Package : Yes
Model Number : 7S20A-SW
Origin : Mainland China
Type : Battery Storage Box
