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Lithium Car Audio Batteries 12V 40Ah CCA 1000A 12.8V Lithium Iron Phosphate LiFePO4 Battery Pack

Voltage :12.8V                   Capacity :40Ah. 

CCA :1000A                        Power :512wh 

Charging voltage :14.4V    Discharge voltage : 2.2V/per cell  

Built-in lifepo4 prismatic cells and Advanced Battery Management System (BMS) with multiple protections for safety and efficiency.

Applied to car audio ,cars, marine vessels, 4x4 diesel vehicles, golf carts, and more.

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Introducing our powerful 12.8V 40Ah Lithium Car Audio Batteries with an impressive CCA (Cold Cranking Amps) of 1000A. 

Trust in the reliability and robustness of our LiFePO4 starting battery for consistent and efficient performance in any starting situation.

Key Features:

  • High Power: The 12.8V 40Ah LiFePO4 car audio battery with high current output is capable of powering a wide range of loudspeaker setups.
  • Reliable Performance: With its advanced LiFePO4 chemistry, the battery delivers consistent and reliable performance, ensuring reliable starting power every time.
  • Long-lasting: The battery is designed for durability, providing a long lifespan and reliable performance over an extended period.
  • Efficient Charging: It features efficient charging capabilities, allowing for quick and convenient recharging when needed.
  • Maintenance-Free: The battery is maintenance-free, eliminating the need for regular maintenance and ensuring hassle-free usage.
  • Robust Construction: Built to withstand harsh conditions and vibrations, the battery's robust construction ensures its durability and resilience.

Specification for Lithium Car Audio LiFePO4 Batteries

Electrical Characteristics
Model number
AT12V040
Nominal Voltage
 12.8V
Nominal capacity
 40Ah
Energy
512Wh
Internal Resistance
2~5mΩ
Cycle life
≥2000 cycles, 80%DOD
Months Self Discharge
<3%
Efficiency of Charge
100% @0.5C
Efficiency of Discharge
96~99% @1C


Standard Charge
Charge Cut-off Voltage
14.4±0.2V
Charge Mode
0.2C to 14.6V, then 14.6V,charge current to 0.02C (CC/CV)
Standard Charge Current
0.2C
Max. Charge Current
40A


Standard Discharge
Max Continuous discharge Current
40A
Pulse Discharge Current
1050A, 31ms
Discharge Cut-off Voltage
10V
CCA
CCA
1100


Environmental
Charge Temperature
0 ℃ to 45 ℃ (32F to 113F) @60±25% Relative Humidity
Discharge Temperature
-20 ℃ to 60 ℃ (-4F to 140F) @60±25% Relative Humidity
Storage Temperature
0℃ to 40 ℃ (32F to 104F) @60±25% Relative Humidity
Water Dust Resistance
IP66
Mechanical
Plastic Case
Over 200pcs, support color customization.
Dimensions (mm)
L230*W175*H183mm
Weight
 6kg
Terminal
Car Cranking terminal

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