Product Information

I. Core Parameters
Battery Type: Lithium Iron Phosphate Battery
Model: LP27148134  40Ah
Nominal Capacity: 40Ah
Nominal Voltage: 3.2V
AC Internal Resistance: ≤ 0.7mΩ
Battery Dimensions: Length 148±0.3 × Width 27.5±1 × Height 132.6±0.5 (mm)

Weight: 1050±30g

II. Charging and Discharging Parameters
Charging Voltage: 3.65V
Maximum Charging Current: Continuous 6I₁ (240A), 8I₁ (320A) for 10s
Discharge Cut-off Voltage: 2.0V

Maximum Discharging Current: Continuous 6I₁ (240A), 8I₁ (320A) for 10s

III. Temperature Parameters
Charging Temperature Range: 0℃~60℃ (Optimal 15℃~35℃)
Discharging Temperature Range: -20℃~60℃ (Optimal 15℃~35℃)

Storage Temperature: -40℃~45℃ for 1 month, -20℃~35℃ for 6 months (20%-40% SOC state)

IV. Performance Parameters
Cycle Life: Discharge capacity ≥ 80% of initial capacity after 5000 cycles
Capacity Retention at Room Temperature: Residual capacity ≥ 90% of initial capacity after 28 days, recovery capacity ≥ 93% of initial capacity
Capacity Retention at High Temperature (55℃): Residual capacity ≥ 90% of initial capacity after 7 days, recovery capacity ≥ 93% of initial capacity
Discharge Capacity at High Temperature (60℃): ≥ 95% of initial capacity
Discharge Capacity at Low Temperature (-20℃): ≥ 75% of initial capacity

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