Home > Products
CE certified rechargeable LiFePO4 12V 20Ah battwey Pack with plastic case

Application: Solar/Wind Energy Storage/lBack-up Power for UPS/ EPS/lTelecommunication/lLow Speed Electric Vehicles/lMarine Boats/lDC Power /lElectric Toys

The Battery Model: HWE-4F20
Nominal Voltage: 12.8V
Nominal Capacity: 20.0Ah
Cycle Life: 3000 times, 80% DOD
Recommended Charge Current: 10.0A
Max Charge Current: 20.0A
Max Discharge Current: 20.0A
Peak Discharge Current: 40.0A(≥3S)
Working Temperature: -20 to 60ºC
Enclosure Protection: ABS+PC
Dimension((L x W x H)): 181 x 77 x 167mm
Weight: 3.0Kg
Certifications: UN38.3,CE

Product Introduction


Model MODEL : HWE-4F20 Peak Discharge Current 20.0A
Products Type LiFePO4 Efficiency 99%
Energy (Wh) 256 Depth of Discharge 100%
Nominal Voltage (Vdc) 12.8 Dimension (L*W*H, mm) 181*77*167
Nominal Capacity (AH) 20 Communication /
Maximum Modules in Series/Parallel 2S4P Protection Class IP65
Charging Cut-off Voltage (Vdc) 14.6 Weight 3.0KG
Standard Charge Current 4.0A Operation Life 10+ years
Recommended Charge Current 10.0A Operation Cycle Life Over 3000 times
Maximum Charge Current 20.0A Operation Temperature 0-50℃
Discharge Cut-off Voltage 10V Storage Temperature minus 20 -- 60℃
Standard Discharge Current 4.0A Products certificates IEC62619, CE
Maximum Discharge Current 20.0A Transport Certificates UN38.3 , MSDS




  • Wind and solar energy

  • Communication base station

  • Household energy storage

  • Electric vehicle

  • Yacht/BOAT

Howell 12V lithium battery ( LFP-lithium iron phosphate) is a kind of new environmental-friendly backup power system product made by our self-developed core technologies. The product has great features of short-time and high-rate discharge (1C) and over 3000 times of cycle life. With a built-in BMS, the product is fully protected under high-voltage protection and featured with higher reliability. It also has impressive weight reduction and high integration which can save more installation space.   The product has no memory effect and enjoys free maintenance, saving a lot of labor for people. In addition, it enjoys over 10 years of operational life.  12V lithium battery is a perfect replacement for the conventional lead-acid, AGM, gel batteries for its high performance and increased efficiency and can be widely used in many fields like camping cars, RV motorhome, golf carts, boat marine yachts, electric skateboard, LED backup, engine starting battery, mobile POS and mining light.



Product Highlights

Module level auto-balancing
Compatible with over 20 inverters
Tier One, A+ Cell Composition
10.24kWh expandable up to 163.84kWh.
AC Coupled for both new and retrofitted installations
Non-Toxic & Non-Hazardous Cobalt-Free LFP Chemistry
No Thermal Runaway with Fire Propagation
No Heat Generation, Mitigation, Thermal Monitoring or Toxic Cooling
Extended Operating Temperature -4 to 140F
98% Efficiency Rate
Fast Charge & Discharge Rates
≥ 6000 Cycle Life with a 10 Year Warranty
Cycle One to Several Times Per Day
Seamless Integration with All Industry Standard Inverter/Charge Controllers
Built-In Safety – BMS with Breaker On/Off Switch for Shipping & Installation
Modular, Scalable & Proven Performance
UL rated battery pack.


1.It adopts lithium iron phosphate battery, which is environmentally friendly and safe.

2.The service life is long, the product can be guaranteed for 10 years, and the service life is more than 15 years.

3.Modular design, easy for customers to install and maintain.

4.Small size, light weight, the same energy lithium battery, the weight and volume are 1/3 of the lead acid.

5.The configuration is flexible, and different capacities can be configured according to customer needs.

6.The power board and BMS can be easily replaced.


Good Quality Packs



Passed the below abuse and safety test-short-circuit, dropping, nail penetration, impact, crush, thermal shock, over-charge,over-discharge: no fire, no explosion with stable chemical structure.


Experience——more than 21 years of lithium battery professional experience, leading lithium battery.
Certification——North American Certification: UL
                                European certification: CE/ROHS/REACH/IEC62133
                                Asia and Australia Certificate: PSE/KC/CQC/BIS
                                Global certificate: CB/IEC62133/UN38.3/MSDS
Quality control——more than 30 production processes and more than 7 quality inspections to ensure stable quality and high
Best materials——insist on choosing the best quality batteries, materials and accessories, and lithium batteries will last longer.
New batteries——all batteries are newly produced.