Energy Storage Battery (LiFePO4 Battery Pack)

Melasta Provides energy storage solution for wide range of applications. It has standard products which could be used for replacement for energy storage. It’s high quality product replaces the lead-acid batteries efficiently. These are the technological advantages of these batteries

1. Smart BMS technology 
2. More than 3500 life Cycles
3. Communication protocols including RS485, Bluetooth and Wi-Fi
4. Compliance with International Certifications standards UL, UN38.3 and CE.
5. Drop in lead acid battery replacement solutions
6. Wide range operational temperature -20 ~80 
7. Compatible to operate in Low temperature conditions up to -20 

These are the performance graphs for the Lithium Iron Phosphate (LiFePO4) Battery Pack 12V, 20Ah MB1220F under these conditions.

01.Different Rate Discharge Curve:

Discharge: CC 1C, 8.0V, cut-off at 25℃

02.Different Temperature Discharge Curve

Charge: CC-CV 0.5C(max) 14.6V,10Ah cut-off at 25℃
Discharge: CC 1.0C, 8.0V, cut-off at 25℃

03. Charge Curve:

Charge: CC-CV 0.5C(max) 14.6V,10Ah cut-off at 25℃

04.Cycle Life Curve

Charge: CC-CV 0.5C(max) 14.6V,10Ah cut-off at 25℃
Discharge: CC 0.5C, 8.0V, cut-off at 25℃

Melasta LiFePO4 Battery Pack TechnicalSpecification

Cell Model: MB1220F (12V, 20Ah)
These are the technical specification of Melasta LiFePO4 battery Pack with specification of 12V Voltage, and 20 Ah capacity.  

1. Electrical Characteristics

Nominal Voltage

12.8 V

Nominal Capacity

20 Ah


256 Wh

Internal Resistance


Cycle Life

>2000 cycles @0.2C 80%DOD

Months Self Discharge


Efficiency of Charge

100% @0.5C

Efficiency of Discharge

96~99% @1C

2. Standard Charge

Charge Voltage

14.6 V

Charge Mode

0.2C to 14.6 V, then 14.6 V,charge current to 0.02C5A (CC/CV)

Charger Current


Max. Charge Current


Charge Cut-off Voltage


3. Standard Discharge

Continuous Current


Max. Discharge Current


Discharge Cut-off Voltage


4. Environmental

Charge Temperature

0to 45(32F to 113F) @60±25% Relative Humidity

Discharge Temperature

-20to 60(-4F to 140F) @60±25% Relative Humidity

Storage Temperature

0 to 40 (32F to 104F) @60±25% Relative Humidity

Water Dust Resistance




4S6P / 26650

Dimensions (mm.)

181*77*167 mm

Weight (g.)

Approx: 2.7 KG