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4-in-Series 20A BMS in 14.8V Li-Ion 21700 Battery in Vacuum Cleaner

Application

A powerful square BMS of 40x41mm constant20A peak 50A to protect single cell while charging & discharging built aside body of Li-Ion 14.8V Li-Ion 21700 Battery in Vacuum Cleaner sweeper and fishing auto-roller.
Simple Parameters

HUNGSANG-ION-PCM4041R-S4A20 Specifications

HUNGSANG-ION-PCM4041R-S4A20

Battery Matched: Li-Ion 14.8V 21700 Battery Applications: Sweeper/Fishing Auto-Roller

No.

 Descriptions of Key Performance

Data

1

Voltage

Charging Voltage max.

DC: 16.8V CC/CV

Charger Voltage Recommended

20V

2

Current

Constant Charging Current max.

20A

Constant Discharging Current max.

20A

Current consumption for single cell

≤15μA

Balanced Current on Charing

N/A

3

Over-Charge
(cell)

Over charge detection voltage

4.25V

Over charge detection delay time

1.0S

Over charge release voltage

4.10±0.05V

4

Over-Discharge
(cell)

Over-Discharge Reaction Voltage

2.8±0.1V

Over-Discharge Reaction Delay

150 mS

Over-Discharge Voltage to be released

3.0±0.05V

5

Over-Current

Over-Current Detected Voltage

150±30mV

Over-Current Detected Current

50A

Reaction Delay

12±0.5ms

Release condition

Load Removed

6

Short-Circuit

Detection condition

External short circuit

Detection delay time

500us

Release condition

Load Removed

7

Resistance

Protection  circuitry (B- TO P-)

≤75mΩ

8

Temperature

Operating Temperature Range

-40 to +70℃

Storage Temperature Range

-40 to +90℃

9

Weight

Gross Weight

15g

10

Dimension

Diameter X Thickness (mm)

40x41x3mm

11

Applications

Fishing auto-roller; vacuum cleaner; sweeper

12

Remarks:

Nickel strips/Connector/Heat-Shrink Sleeve available on request

Best Matching Charger Recommended

Best Matching Battery Recommended

4S 14.8V BMS Model List

 

Humors: -_-Why do bees have sticky hair?

-_-Because they use a honeycomb.

HUNGSANG-ION-PCM3636-S4A20-02HUNGSANG-ION-PCM3636-S4A20-03


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