Published record
Cylindrical form-factor illustration, not a photograph of DFD LFR46140LE1
Form-factor illustration · not a model photograph
LFP / LiFePO₄Cylindrical

DFD LFR46140LE1

DFD LFR46140LE1: 30Ah, 3.2V LFP cylindrical battery cell. Dimensions Ø46.9 × 142.3 mm, weight 540g, cycle life 3,000 cycles.

Capacity

30Ah

Chemistry

LFP / LiFePO₄

Format

Cylindrical

Weight

540g

Specification

Engineering parameters

Core fields 4/4 · 0 individually confirmed fields
Coverage counts capacity, voltage, dimensions and weight; it does not certify the model. Missing fields are not zero. Expand each metric to inspect its conditions and evidence.

BrandDFD
ModelLFR46140LE1
Form factorCylindrical
ChemistryLFP / LiFePO₄
Nominal capacity30Ah
Nominal voltage3.2V
Voltage range2.5–3.65 V
DimensionsØ46.9 × 142.3 mm
ApplicationRechargeable
Energy (calculated)96 Wh
Gravimetric energy density (calculated)178 Wh/kg
Volumetric energy density (calculated)391 Wh/L
Max continuous charge
≤36 A
Conditions & source

由规格书额定容量 30 Ah × 原文 1.2C 换算。 最大持续充电电流 Max. Continuous Charge Current 1.2C 25~40°C, Max.50%SOC

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Original excerpt

最大持续充电电流 Max. Continuous Charge Current 1.2C 25~40°C, Max.50%SOC

Source datasheet (access rules apply)
Max continuous discharge
≤90 A
Conditions & source

由规格书额定容量 30 Ah × 原文 3C 换算。 最大持续放电电流 Max. Discharge Current (Continuous) 3C 不适用于循环 Not for cycle

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Original excerpt

最大持续放电电流 Max. Discharge Current (Continuous) 3C 不适用于循环 Not for cycle

Source datasheet (access rules apply)
Max pulse discharge
150 A / 30 s
Conditions & source

由规格书额定容量 30 Ah × 原文 5C 换算。 最大脉冲放电电流 Maximum Pulse Discharging Current 5C 电芯温度低于 55°C,且最长放电时间为 30s。 The maximum discharge time can last 30s with cell temperature below 55°C

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Original excerpt

最大脉冲放电电流 Maximum Pulse Discharging Current 5C 电芯温度低于 55°C,且最长放电时间为 30s。 The maximum discharge time can last 30s with cell temperature below 55°C

Source datasheet (access rules apply)
Operating temperature
Charge -20–60 ℃; Discharge -30–60 ℃
Conditions & source

nth 5.1.11 工作环境温度 Operating Temperature 充电 Charge:-20°C~ 60°C 放电 Discharge:-30°C~60°C 5.1.12 储存环境要求 Storage Requirements 温度 Temperature:-30°C~ 60°C 无凝露, No condensation 湿度 Humidity:≤75%RH 5.2 充电模式 Charging Model 序号 NO. 参数

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Source datasheet (access rules apply)

ating Temperature 充电 Charge:-20°C~ 60°C 放电 Discharge:-30°C~60°C 5.1.12 储存环境要求 Storage Requirements 温度 Temperature:-30°C~ 60°C 无凝露, No condensation 湿度 Humidity:≤75%RH 5.2 充电模式 Charging Model 序号 NO. 参数 Parameter 规格 Values 备注

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Source datasheet (access rules apply)
Internal resistance
≤1.2 mΩ · AC; ≤4 mΩ · DC
Conditions & source

ACR: ≤1.2mΩ DCR: ≤4.0 mΩ @ 3C&10S

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Source datasheet (access rules apply)

DCR: ≤4.0 mΩ @ 3C&10S

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Source datasheet (access rules apply)
Cell weight
540 g
Conditions & source

5.1.8 电芯重量 Weight 540±20g(含膜)

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Source datasheet (access rules apply)
Cycle life
≥3,000 cycles · EOL 70%
Conditions & source

25±2℃、1C阶梯至3.65V、1C放至2.5V,各静置60min,至额定容量70%;45℃1500次80%EOL另列。

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Original excerpt

广西宁福新能源科技有限公司 Guangxi New-fortune New Energy Technology Co., Ltd. 版本:V1.2 生效日期:2026.01.09 LFR46140LE1-30Ah-N 第 11页共 21页 6.1 室温循环 Cycle Life 在 25℃±2℃环境下,用 1C 阶梯充电至 3.65V,搁置 60 分钟,再用 1.0C 电流放电 至 2.5V;又搁置 60 分钟,重复以上步骤, 直到放电容量是额定容量的 70%。 At 25℃±2℃, Charge the cell with 1.0C Step to 3.65V, rest for 60min, then discharged at a current rate of 1.0C to 2.5V ,rest for 60min.Repeat the above steps untill the discharging capacity lower than 70% of the rated capacity of the cells. ≥3000 Cycles 6.2 高温循环 Cycle Life 在 45℃±2℃环境下,用 0.5C 恒流充电至 3.65V,再以 3.65V 恒压充电至电流 0.05C, 搁置 30 分钟,再用 0.5C 电流放电至 2.5V; 又搁置 30 分钟,重复以上步骤,直到放电 容量是额定容量的 80%。 At 45℃±2℃ , Charge the cell with 0.5C to 3.65V, then charge at constant voltage until the current drops to 0.05C ,rest 30min, then discharged at a current rate of 0.5C to 2.5V ,rest 30min.Repeat above steps untill discharging capacity lower than 80% of the rated capacity of the cells. ≥1500Cycles 6.3 高低温放电 Discharge Capacity under Different Temperature -20℃容量保持率 -20℃ Retention Ratio 在 25℃±2℃下,标准充电方式充满,然后 在目标温度下搁置一定时间(10℃以上不低 于 4h,10℃以下不低于 8h),以 1C 放电 至 2.5V(0℃及以下温度放电至 2.0V)。 At 25 ℃ ± 2 ℃ , fully charge with standard charging method. Then leave it at the target temperature for a certain period of time (not less than 4 hours above 10 ℃ , and not less than 8 hours below 10℃). Discharge at 1C to 2.5V (discharge to 2.0V at temperatures of 0℃ and below). ≥70% -10℃容量保持率 -10℃ Retention Ratio ≥80% 0℃容量保持率 0℃ Retention Ratio ≥85% 25℃容量保持率 25℃ Retention Ratio 100% 45℃容量保持率 45℃ Retention Ratio ≥95% 60℃容量保持率 60℃ Retention Ratio ≥95%

Source datasheet (access rules apply)

Not provided: Max pulse charge.

Source note: Values should be verified against the latest manufacturer datasheet before pack design or procurement approval. Calculated values derive from the nominal figures above and are not manufacturer ratings.

Second source

Similar cells

Same chemistry and format, with nominal capacity within 10%. This is a starting point, not a confirmation that the cells are interchangeable.

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