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DFBM48100-S 48V 100Ah LiFePo4 Smart Lithium-ion Battery Pack

DFBM48100 is designed for various 48V applications. It's composed of prismatic LFP cells, an intelligent battery management system (BMS), and a bidirectional DC converter (BDC). The unit features different charging voltage adaptability, fast charging, and long service life. It can be directly connected to lead-acid battery strings in parallel to reuse batteries.
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  • DFBM48100-S

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Feature


2
- Mixed use of lithium and lead-acid batteries

- Parallel connection of new and old lithium batteries

- Max. 32 packs of batteries in parallel

- Support for consistent-voltage long-distance power supply

- Integrated with high-efficiency BDC, smart peak shaving,

peak staggering, voltage boosting, and hybrid use

- High-reliability design: integrated BMS design, long service life

- High-density design: 100 Ah with 3 U size

- Maintenance-free, modular design and lightweight

- Bluetooth & APP, real-time monitoring of battery status


Technical Specification


Performance Parameter

Model

DFBM48100-3U

Nominal voltage

48V

Rated capacity

100Ah 

Working   voltage range

45~58.4V

Balanced   / floating   charging voltage

54.5V / 52.5V

Discharge voltage

40.5 ~ 57.0V

Constant   pressure discharge

44.0 ~ 57.0V, default: 53.0V

Maximum   discharge power

4800W

Limit charging current

20A (Adjustable)

Charging   current (max)

100A

Discharging   current (maximum)

100A

Discharge   cut-off voltage

40V

Weight

40 ± 2kg

Size (W*D*H)

442mm*410mm*133mm(±2mm)

Functional description

Installation   method

Recessed / Wall mount

Communication interface

CAN*2/RS485*2 / Dry contact*2

Indication   status

ALM / RUN / SOC

Parallel   communication

Max. 32 groups

Parallel load power

Max. power ≤ 24kW

Terminal screw

M6

Working  conditions

Heat   dissipation method

Self-cooling heat dissipation

Altitude

≤ 4000m

Humidity

5% ~ 95%

Storage temperature

-20℃~ 45℃


Working   temperature

Charge

0℃~ 55℃

Discharge

-20℃~ 60℃


Recommended  working temperature

Charge

20℃~ 30℃

Discharge

20℃~ 30℃

Storage

20℃~ 30℃


Constant power discharge data sheet


Power/W

960

2400

3840

4800

48V 3.76 1.45 0.733 0.566

46.5V

4.83

1.87

1.15

0.916

45.0V

4.92

1.917

1.2

0.95

43.5V

4.97

1.95

1.216

0.967

42.0V

5.02

1.97

1.233

0.975

40.0V

5.03

1.983

1.25

0.983


Discharge power curve


DFBM48100-S Stand by time at different load power


3


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