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LF12400N-HL

12.8V

400Ah

5120Wh

35kg

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12.8V

314Ah

4019.2Wh

28kg

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12.8V

300Ah

3840Wh

27.6kg

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Smart LCD Screen Series

LF12400N-SL

12.8V

400Ah

5120Wh

35kg

LF12314N-SL

12.8V

314Ah

4019.2Wh

28kg

LF12300C-SL

12.8V

300Ah

3840Wh

27.6kg

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LF12100-S-T50

12.8V

100Ah

1280Wh

11kg

LF3852N-B

38.4V

52Ah

1996.8Wh

16.1kg

LF24100N-B

25.6V

100Ah

2560Wh

22.3kg

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Self-heating Series

LF3867N-BJ

38.4V

67Ah

2572Wh

17.3kg

LF2467N-BJ

25.6V

67Ah

1715Wh

12.4kg

LF12175N-BJ

12.8V

175Ah

2188.8Wh

17kg

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LN12200N-BL

12V

200Ah

2400Wh

23.2kg

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12V

100Ah

1200Wh

13.5kg

LN1250N-BL

12V

50Ah

600Wh

8kg

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SIB-HV35

576V

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34.56kWh

460kg

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Home Energy Storage Battery Series

EF51200H-L

51.2V

200Ah

10240Wh

82kg

EF51150H-L

51.2V

150Ah

7680Wh

65kg

EF48100H-L

48V

100Ah

4800Wh

42kg

Wall-Mounted Battery Series

EF51200W-L

51.2V

200Ah

10240Wh

86kg

EF51100W-L

51.2V

100Ah

5120Wh

47.5kg

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Home > Products > Consumer Batteries > Low Temperature Battery > HX5642128 3S1P 4000mAh

HYSINCERE Battery Solution

HX5642128 3S1P 4000mAh

11.1V 4000mAh LiFePO4 Battery for Cold Weather Applications

The Hysincere HX5642128 3S1P 4000mAh is a 11.1V 4000mAh 44.4Wh custom battery pack in the Low Temperature Battery, designed for reliable B2B power applications and customizable battery system integration.

11.1V Nominal Voltage

4000mAh Capacity

44.4Wh Rated Energy

3A BMS Current

≥500 Cycle Life

Factory Direct Supply

OEM / ODM Available

Global Certification Support

Fast Engineering Response

Technical Specifications

HX5642128 3S1P 4000mAh Product Parameters

Main Parameters
Model	HX5642128 3S1P 4000mAh	Nominal Voltage	11.1V
Maximum Charge Voltage	12.6V	Discharge Cut-off Voltage	6V
Nominal Capacity	4000mAh	Rated Energy	44.4Wh
Electrical Performance
Maximum Charge Current	3A	Maximum Continuous Discharge Current	3A
Maximum Peak Discharge Current (5S)	4A
Temperature & Protection
Charge Temperature	0~45°C	Discharge Temperature	-40~+60°C
Physical & Installation
Dimension	8.6132146mm	Weight	355g
Lifecycle & Compliance
Cycle Life	≥500

FAQ

What is the nominal voltage and capacity of the HX5642128 3S1P 4000mAh?

The HX5642128 3S1P 4000mAh is specified at 11.1V nominal voltage with 4000mAh nominal capacity and 44.4Wh rated energy. Its maximum charge voltage is 12.6V, and the discharge cut-off voltage is 6V.

Can the HX5642128 3S1P 4000mAh operate in low-temperature environments?

Yes. The HX5642128 3S1P 4000mAh is specified with a discharge temperature range of -40~+60°C, making it suitable for low-temperature battery applications. Charging should follow the specified charge temperature range of 0~45°C and the final BMS protection settings.

What charge and discharge current does the HX5642128 3S1P 4000mAh support?

The HX5642128 3S1P 4000mAh supports up to 3A maximum charge current, 3A maximum continuous discharge current and 4A maximum peak discharge current for 5 seconds. The actual operating current should stay within the device and BMS design limits.

What temperature range and cycle life does the HX5642128 3S1P 4000mAh provide?

The HX5642128 3S1P 4000mAh supports charging within 0~45°C and discharging within -40~+60°C. The catalog cycle life is ≥500 cycles at 25°C, 0.5C and 100% DOD under test conditions.

What are the size and weight of the HX5642128 3S1P 4000mAh?

The HX5642128 3S1P 4000mAh has a listed dimension of 8.6*132*146mm and an approximate weight of 355g. For OEM projects, the custom pack configuration, wire length, terminal direction and enclosure layout can be reviewed according to the final device structure.

Product Features

Stable Power Output

Delivers 44.4Wh for stable battery system operation in the Low Temperature Battery.

Smart BMS Protection

Supports safer charge and discharge operation for OEM, ODM and project-based battery applications.

Long Cycle Life

Designed for long service life with catalog cycle life ≥500.

Wide Temperature Operation

Supports charging from 0~45°C and discharging from -40~+60°C.

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