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Home / Lithium Battery / Energy Storage Battery / All-in-one Energy Storage Battery / Plug in Battery Pack 5kwh All in One 51.2V 48V 100Ah Lifepo4 Battery Energy Storage System

Plug in Battery Pack 5kwh All in One 51.2V 48V 100Ah Lifepo4 Battery Energy Storage System

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  • BFB-48100AHB

  • Benergy

5kwh All in One  51.2V 48V 100Ah  Lifepo4 Battery Energy Storage System

Benergy FB-51100AH 5KW battery system is a kind of new hybrid photovoltaic energy system that combines solar energy storage, city charge, and AC sine wave output into one system. 

It has the below advantages:

* Simplified installation: An all-in-one storage system eliminates the need for separate installation of a battery pack and an inverter, which simplifies the installation process and reduces the overall installation time and costs.

* Space-saving: Combining the battery pack and inverter into a single unit can save space, which is particularly beneficial for applications that have limited space available.

* Improved efficiency: An all-in-one storage system can have higher efficiency compared to a system that utilizes separate components. This is because the system is designed to work together seamlessly, minimizing losses that can occur due to the conversion of energy between components.

* Enhanced control and monitoring: An all-in-one storage system can provide more comprehensive control and monitoring capabilities, allowing the user to monitor the battery's state of charge, energy usage, and other parameters. This can help optimize system performance and extend battery life.

* Improved safety: An all-in-one storage system can be designed with safety features, such as overcharge and over-discharge protection, to prevent damage to the battery and ensure safe operation.


City Power Mode City Power charge
Rated input voltage 220/230Vac Max charge current (Adjustable) 60A
Input voltage rage

(170Vac~280Vac) ±2%


Charging current error ± 5Adc
Frequency 50Hz/ 60Hz (Automatic detecting) Charging voltage range 40 – 58Vdc
Frequency range

47±0.3Hz ~ 55±0.3Hz (50Hz);

57±0.3Hz ~ 65±0.3Hz (60Hz);

Short circuit protection Circuit breaker and fuse
Overload/short circuit protection Circuit breaker Circuit breaker specification 40A
Efficiency >95% Overcharge protection Alarm and turn off charging after 1 minute
Conversion time (bypass and inverter) 10ms (Typical) Maximum charging current (settable) 60A
AC back irrigation protection yes

Maximum bypass overload current 40A

Inverter mode Solar power charge
Output voltage waveform Pure sine wave Maximum PV open circuit voltage 145Vdc
Rated output power 5000 (VA) PV Operating voltage range 60-145Vdc
Power factor 1 MPPT voltage range 60-115Vdc
Rated output voltage 230Vac Battery voltage range 40-60Vdc
Output voltage error ±5% Maximum input power 4400W
Output frequency range

50Hz ± 0.3Hz

60Hz ± 0.3Hz

Solar charging current range (settable) 0-80A
Efficiency >92% Charging short-circuit protection Blow Fuse
Over load protection

(102%<load<125%) ± 10%: Error is reported and output is closed after 5 minutes; (125%<load<150%) ± 10%: Error is reported and output is closed after 10 seconds;

load>150% ±10%: Error is reported and the output is closed after 5 seconds;

Wiring protection Reverse connection protection
Peak power 10000VA Maximum hybrid charging current ( PV+AC)
On load motor capacity 4HP Maximum hybrid charging current (settable) 0-140A
Output short-circuit protection Circuit breaker Other specification
Specification of bypass circuit breaker 40A Operating temperature range -15°C to 55°C
Rated battery input voltage 48V ( Minimum starting voltage 44V) Storage temperature range -25°C ~ 60°C
Battery capacity 5120Wh Humidity range 5% to 95% ( Three proofing paint protection)
Battery voltage range 40.0Vdc~60Vdc ± 0.6Vdc ( Under voltage alarm / Shutdown voltage / Overvoltage alarm / Overvoltage recovery …LCD screen can set data) Noise ≤60dB
Power saving mode Load≤50W Communication interface USB/RS485(WiFi/GPRS)/DRY contact port



1 LCD Screen
8 RS485 communication port
2 Indication light
9 USB port
3 Light touch button
10 DC12V output
4 On/off switch
11 USB output
5 SOC indicator
12 AC output
6 AC input/output,PV input
13 Circuit breaker
7 DRY contact terminal





Benergy all in one energy storage system is widely used for indoor or outdoor solar system.



Benergy has got CE, ROHS, IEC62133, MSDS, UN38.3 certifications for our batteries.

certification 9

Experience the personalized service and attention to detail that sets us apart - contact us today.

what's app: +86-135 8045 2443

Benergy Tech Co. Ltd is a battery manufacturer which specializes in producing advanced Lithium Iron Phosphate (Lifepo4) batteries and Lifepo4 battery packs since 2009.




No. 1912 Huaxin Business Building Dabei Rd Shiqiao Street Panyu Guangzhou China

   Phone: +86-18078821674

   Tel: +86-20 3156 1867
   Skype: simpleleu
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