Published record
Cylindrical form-factor illustration, not a photograph of X-Energy System (XES) IFR40135-20.0Ah
Form-factor illustration · not a model photograph
UnspecifiedCylindrical

X-Energy System (XES) IFR40135-20.0Ah

X-Energy System (Lanjing) IFR40135-20.0Ah lithium-ion cell. Nominal capacity 20 Ah at 0.33C; nominal voltage 3.2 V. Overall height 137.1 +/-0.30 mm; main-body height 135.2 +/-0.30 mm; diameter 40.4 +/-0.20 mm, including wrap. Weight 368 +/-8 g. Normal discharge cutoff 2.5 V above 0 C and 2.0 V at or below 0 C. The 3C/30-second discharge is a pulse, not a continuous rating. 4000 cycles at 25 +/-2 C, 0.5C/0.5C, 3.65-2.5 V to >=80% retention. Cathode formulation is not explicitly identified in the source.

Capacity

20Ah

Chemistry

Unspecified

Format

Cylindrical

Weight

368g

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.

BrandX-Energy System (XES)
ModelIFR40135-20.0Ah
Form factorCylindrical
ChemistryUnspecified
Nominal capacity20Ah
Nominal voltage3.2V
Voltage range2.5–3.65 V
DimensionsØ40.4 × 137.1 mm
ApplicationRechargeable
Energy (calculated)64 Wh
Gravimetric energy density (calculated)174 Wh/kg
Volumetric energy density (calculated)364 Wh/L
Operating temperature
Charge 0–55 ℃; Discharge -20–60 ℃
Conditions & source

工作环境充电0~55℃;保护温度与使用说明一致,按温度降额。

Source version: A/00 · Page 5

Original excerpt

产品规格书 Product Specification 文件编号 Doc No: XES-SG-RD-0073 版本 Version: A/00 页码 Page : - 5 - of 21 修订日期 Revision Date: 2025/5/18 This spec manual is the enterprise standard of XES, without authorization, any pirate or circulation is prohibited. 该规格书为蓝京新能源企业标准,未经授权,不可翻印、传播。 Standard Discharging Current 标准放电电流 0.5C Max Charging Current(Not for cycle) 最大充电电流 (不支持循环) 2.0C Max 30%SOC Max Discharging Current(Not for cycle) 最大放电电流(不支持循环) 3.0C ,pulse 30S Charge Operating Temperature (Environment Temperature) 充电工作温度(环境温度) 0℃~55℃ Discharge Operating Temperature (Environment Temperature) 放电工作温度(环境温度) -20℃~60℃ Internal resistance 内阻 ≤1.8mΩ(AC Impedance, 1000 Hz) Transport Voltage 运输电压 3.30±0.05V Storage Conditions 储存环境要求 ≤3months ≤3 个月: 0~45°C ≥3months ≥3 个月: 0~25°C Store in an environment with low humidity and no corrosive gases 存储在低湿度和不含腐蚀性气体的环境中 Monthly Self-Discharge Rate 月自放电率 ≤3%/month Appearance 外观 No obvious scratches, cracks, rust stains, electrolyte leakage-defect 无明显擦伤、裂痕、锈渍或漏液缺陷

Source datasheet (access rules apply)

工作环境放电-20~60℃,保护及使用说明一致;梯度分段非总体范围。

Source version: A/00 · Page 5

Original excerpt

产品规格书 Product Specification 文件编号 Doc No: XES-SG-RD-0073 版本 Version: A/00 页码 Page : - 5 - of 21 修订日期 Revision Date: 2025/5/18 This spec manual is the enterprise standard of XES, without authorization, any pirate or circulation is prohibited. 该规格书为蓝京新能源企业标准,未经授权,不可翻印、传播。 Standard Discharging Current 标准放电电流 0.5C Max Charging Current(Not for cycle) 最大充电电流 (不支持循环) 2.0C Max 30%SOC Max Discharging Current(Not for cycle) 最大放电电流(不支持循环) 3.0C ,pulse 30S Charge Operating Temperature (Environment Temperature) 充电工作温度(环境温度) 0℃~55℃ Discharge Operating Temperature (Environment Temperature) 放电工作温度(环境温度) -20℃~60℃ Internal resistance 内阻 ≤1.8mΩ(AC Impedance, 1000 Hz) Transport Voltage 运输电压 3.30±0.05V Storage Conditions 储存环境要求 ≤3months ≤3 个月: 0~45°C ≥3months ≥3 个月: 0~25°C Store in an environment with low humidity and no corrosive gases 存储在低湿度和不含腐蚀性气体的环境中 Monthly Self-Discharge Rate 月自放电率 ≤3%/month Appearance 外观 No obvious scratches, cracks, rust stains, electrolyte leakage-defect 无明显擦伤、裂痕、锈渍或漏液缺陷

Source datasheet (access rules apply)
Cell weight
368 g
Cycle life
4,000 cycles

Not provided: Max continuous charge, Max continuous discharge, Max pulse charge, Max pulse discharge, Internal resistance.

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.

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