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WELI Product

Category

12V LFP Battery

Additional information

Battery Type

LiFePO4 Battery

Rated Voltage

12.8V

Rated Capacity

6 Ah /7.2 Ah /12 Ah /16 Ah /20 Ah /30 Ah /50 Ah /60 Ah /80 Ah /100 Ah /150 Ah /200 Ah /250 Ah /300 Ah /400 Ah

Series Quantity

UP to 4 series

Discharging Current Rate

1C /3C

Lead-acid Replacement Batteries 

LiFePO4 Batteries – 12.8V Series

 

 

Product Description

 

 

  • Telecommunication
  • Low Speed Electric Vehicles
  • Marine Boats
  • DC Power Supply
  • Auto Control System
  • Recreational Vehicles
  • Electric Toys
  • Solar/Wind Energy Storage
  • Back-up Power for UPS/EPS
  • IP65
  • Not to be used as a starter battery

 

LiFePo4 Battery Range

 

 

12.8V Range 25.6V Range
6 Ah 12 Ah
7.2 Ah 20 Ah
12 Ah 40 Ah
16 Ah 50 Ah
20 Ah 60 Ah
30 Ah 100 Ah
50 Ah 150 Ah
60 Ah 200 Ah
80 Ah
100 Ah
150 Ah
200 Ah
250 Ah
300 Ah
400 Ah

 

 

Features of LiFePO4 Battery

 

 

Longer Cycle Life: Offers up to 20 times longer cycle life and five times longer float/calendar life than lead acid battery, helping to minimize replacement cost and reduce total cost of ownership.

Lighter Weight: About 40% of the weight of a comparable lead acid battery. A ‘drop in’ replacement for lead acid batteries.

Higher Power: Delivers twice power of lead acid battery, even high discharge rate, while maintaining high energy capacity.

Wider Temperature Range: -20 C~60 C.

Superior Safety: Lithium Iron Phosphate chemistry eliminates the risk of explosion or combustion due to high impact, overcharging or short circuit situation.

 

Example-1:

12.8V6A LFP Battery Specifications

 

 

 

 

Electrical Characteristics

Nominal Voltage 12.8V
Nominal Capacity 6Ah
Minimum Capacity 6Ah
Energy 76.8Wh
Cycle Life >2000 cycles @0.5C 100%DOD
Months Self Discharge <3%
Efficiency of Charge 100% @0.5C
Efficiency of Discharge 96~99% @0.5C
BMS Functions Over charge, over discharge, over current, short circuit and temperature protection
 

Standard Charge

Charge Voltage 14.6±0.2V
Charge Mode 0.2C to 14.6V, then 14.6V,charge current to 0.02C (CC/CV)
Charge Current 1.2A (can be customized)
Max. Charge Current 6A
Charge Cut-off Voltage 14.6V±0.2V
 

Standard Discharge

Max Continuous Discharge Current 6A (can be customized)
Peak Discharge Current 18A 1-3S
Discharge Cut-off Voltage 10V±0.5V
 

Environmental

Charge Temperature 0 ℃ to 55 ℃ (32F to 131F) @60±25% Relative Humidity
Discharge Temperature -20 ℃ to 60 ℃ (-4F to 140F) @60±25% Relative Humidity
Storage Temperature -20 ℃ to 45 ℃ (-4F to 113F) @60±25% Relative Humidity
IP Class IP65
 

Mechanical

Plastic Case ABS
Approx. Dimensions L151Xw65xH95mm
Approx. Weight 1.0kgs

Example-2:

12.8V12A LFP Battery Specifications

 

 

 

 

Electrical Characteristics

Nominal Voltage 12.8V
Nominal Capacity 12Ah
Minimum Capacity 12Ah
Energy 153.6Wh
Cycle Life >2000 cycles @0.5C 100%DOD
Months Self Discharge <3%
Efficiency of Charge 100% @0.5C
Efficiency of Discharge 96~99% @0.5C
BMS Functions Over charge, over discharge, over current, short circuit and temperature protection
 

Standard Charge

Charge Voltage 14.6±0.2V
Charge Mode 0.2C to 14.6V, then 14.6V,charge current to 0.02C (CC/CV)
Charge Current 3A (can be customized)
Max. Charge Current 12A
Charge Cut-off Voltage 14.6V±0.2V
 

Standard Discharge

Max Continuous Discharge Current 12A (can be customized)
Peak Discharge Current 36A 1-3S
Discharge Cut-off Voltage 10V±0.5V
 

Environmental

Charge Temperature 0 ℃ to 55 ℃ (32F to 131F) @60±25% Relative Humidity
Discharge Temperature -20 ℃ to 60 ℃ (-4F to 140F) @60±25% Relative Humidity
Storage Temperature -20 ℃ to 45 ℃ (-4F to 113F) @60±25% Relative Humidity
IP Class IP65
 

Mechanical

Plastic Case ABS
Approx. Dimensions L151Xw99xH96mm
Approx. Weight 1.4kgs

Example-3:

12.8V50A LFP Battery Specifications

 

Electrical Characteristics

Nominal Voltage 12.8V
Nominal Capacity 50Ah
Minimum Capacity 50Ah
Energy 640Wh
Cycle Life >2000 cycles @0.5C 100%DOD
Months Self Discharge <3%
Efficiency of Charge 100% @0.5C
Efficiency of Discharge 96~99% @0.5C
BMS Functions Over charge, over discharge, over current, short circuit and

temperature protection

Maximum Modules in Series 4 pcs

Standard Charge and Discharge

Charge Voltage 14.2-14.6V
Charge Mode 0.2C to 14.6V, then 14.6V,charge current to 0.02C

(CC/CV)

Charge Current 10A (Can be customized)
Max. Charge Current 50A
Max Continuous Discharge Current 50A (Can be customized)

 

Mechanical

Plastic Case ABS
Approx. Dimensions L198xW166xH170mm
Approx. Weight 6.5kgs
Terminal Type M6

 

Environmental

Charge Temperature 0 ℃ to 55 ℃ (32F to 131F) @60± 25% Relative Humidity
Discharge Temperature -20 ℃ to 60 ℃ (-4F to 140F) @60

±25% Relative Humidity

Storage Temperature 0 ℃ to 45 ℃ (32F to 113F) @60± 25% Relative Humidity
IP Class IP65

 

For more models’ specification, please feel free to ask. 

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