liaoning xinchi lithium technology

33140 battery Supplier such as SINC proudly presents our cutting‐edge 33140 15Ah Cylindrical LiFePO4 Battery Cell, engineered for exceptional performance in high-demand applications. As a leading 33140 battery Supplier, we design this battery to deliver reliable power with a nominal capacity of 15 Ah and an energy density of 48 Wh (calculated at 3.2V nominal voltage). Manufactured with precision by our 15ah Lithium Battery Factory, this cell meets rigorous quality standards and advanced battery management requirements.

Specificition of Factory Direct 33140 Rechargeable Battery 33140 15Ah 3C Lithium Battery


Model LMFP33140-15Ah
Rated Capacity 15Ah(0.5C)
Rated Voltage 3.6V
Internal Resistance ≤3mΩ
Standard Charge Rate 0.5C
Max Continuous Discharge Rate 3C
Pulse Discharge Rate 6C
Weight ≤300g
Cycle Life ≥2000 times
Operating Temperature -20-60℃
Size 140.5x33.3mm


Key Features


High Safety: Passed punchture test without fire or explosion.

Extended cycle life: exceeds 2000 charge-discharge cycles, outperforming NMC batteries.

Fast Charging: Adopt full tab technology, with ow internal resistance

Low temperature performance: superior to traditional NMC batteries, capable of maintaining 75% discharge rate at -20℃.

High Energy Density: Offers higher energy density than traditional LiFePO4 battery, means more capacity in the same size.