Published record
Prismatic form-factor illustration, not a photograph of Sunwoda SEP-01-0720
Form-factor illustration · not a model photograph
LFP / LiFePO₄Prismatic

Sunwoda SEP-01-0720

Sunwoda SEP-01-0720: 72Ah, 3.2V LFP prismatic battery cell. Dimensions 160 × 36.5 × 142 mm, weight 1.65kg, cycle life 3,000 cycles.

Capacity

72Ah

Chemistry

LFP / LiFePO₄

Format

Prismatic

Weight

1.65kg

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.

BrandSunwoda
ModelSEP-01-0720
Form factorPrismatic
ChemistryLFP / LiFePO₄
Nominal capacity72Ah
Nominal voltage3.2V
Dimensions160 × 36.5 × 142 mm
ApplicationRechargeable
Energy (calculated)230 Wh
Gravimetric energy density (calculated)140 Wh/kg
Volumetric energy density (calculated)278 Wh/L
Max continuous charge
72 A
Conditions & source

由规格书额定容量 72 Ah × 原文 1.0C 换算。 8 max continuous charge current 1.0 C

Source version: A2 · Page 6

Original excerpt

8 max continuous charge current 1.0 C

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

由规格书额定容量 72 Ah × 原文 6.0C 换算。 10 max continuous discharge current 6.0 C

Source version: A2 · Page 6

Original excerpt

10 max continuous discharge current 6.0 C

Source datasheet (access rules apply)
Operating temperature
Charge 0–65 ℃; Discharge -20–65 ℃
Conditions & source

6.0 C 11 交流内阻(1kHz,50%SOC) <0.6 mΩ 12 充电温度范围 0°C~ 65°C 13 放电温度范围 -20°C~ 65°C 14 存储温度 -40°C~ 65°C 15 最佳工作温度 15°C~ 35°C 16 月自放电(25±2°C 30%SOC 新电池三个月内) ≤3%/28 天;≤5%/90 天 4 产品性能测试电芯必须为欣旺达出厂时间不超过一个月的电芯, 且电芯未经过五次以上充放电循环。测试均

Source version: A1 · Page 6

Source datasheet (access rules apply)

0%SOC) <0.6 mΩ 12 充电温度范围 0°C~ 65°C 13 放电温度范围 -20°C~ 65°C 14 存储温度 -40°C~ 65°C 15 最佳工作温度 15°C~ 35°C 16 月自放电(25±2°C 30%SOC 新电池三个月内) ≤3%/28 天;≤5%/90 天 4 产品性能测试电芯必须为欣旺达出厂时间不超过一个月的电芯, 且电芯未经过五次以上充放电循环。测试均在湿度:(65 ± 20)% RH 和大

Source version: A1 · Page 6

Source datasheet (access rules apply)
Internal resistance
0.6 mΩ · AC 1000 Hz
Conditions & source

11 交流内阻(1kHz,50%SOC) <0.6 mΩ

Source version: A1 · Page 6

Source datasheet (access rules apply)
Cell weight
1,650 g
Conditions & source

4 cell weight 1.65± 0.1 Kg

Source version: A2 · Page 6

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

25±2℃、200kgf、1C恒流恒压充至3.65V/截止0.05C、静置30min、1C放电至2.5V/静置30min,容量保持率70%;6C放电420次为不同工况。

Source version: A1 · Page 8

Original excerpt

Product Specification DOC NO.: REV . : A 1 PAGE : - 8 - OF 11 6 >65℃ 不允许充电 4.5 寿 命 序号 项目 测试流程 规格 1 储存性能 (25℃) 25±2℃,1.0C CC to 3.65V ,CV to 0.05C ,静置 30min,然后以1.0C电流放电至2.5V,记录初始容 量。将电芯放置在室温下搁置28天然后在室温下, 1.0C CC to 3.65V ,CV to 0.05C ,静置30min,然 后以1.0C电流放电至2.5V,放电容量记为恢复容 量。 容量恢复率≥95% 2 循环性能 (25℃) (1.0C/1.0C) 25±2℃,电池在200kgf夹具下:以1.0C恒流充电 至3.65V,CV to 0.05C ,搁置30min,以1.0C恒流 放电至2.5V, 搁置30min, 再进行下一次循环, 至 容量衰减为标称容量的70%止。 ≥3000次 3 循环性能 (25℃) (1.0C/6.0C) 25±2℃,电池在200kgf夹具下:以1.0C恒流充电 至3.65V,CV to 0.05C ,搁置60min,以6.0C恒流 放电至2.5V,搁置120min,再进行下一次循环, 至容量衰减为标称容量的70%止。 ≥420次 4.6 安全性能 序号 项目 测试流程 规格 1 过放测试 在室温下,1C CC to 3.65V,CV to 0.05C,搁置30min, 在室温下以1C电流放电 90min或电压达到 0V时停止放 电,观察1h。 不起火,不爆炸 2 过充测试 在室温下,1C CC to 3.65V,CV to 0.05C,搁置30min, 以1C电流充电至电压达到电池单体充电终止电压的 1.5 倍或时间达到1h,停止充电,观察1h。 不起火,不爆炸 3 短路测试 在室温下,1C CC to 3.65V,CV to 0.05C,搁置30min, 在室温将电芯正/负极经外部短路10min,外部线路电阻 小于5mΩ,观察1h。 不起火,不爆炸 4 跌落测试 在室温下,1C CC to 3.65V,CV to 0.05C,搁置30min, 电芯正/负极端子向下从 1.5m高度处自由跌落到水泥地 面上,观察1h。 不起火,不爆炸 5 加热测试 在室温下,1C CC to 3.65V,CV to 0.05C,搁置30min, 将电芯放入恒温箱中加热, 温箱升温速度为5± 2℃/min, 不起火,不爆炸

Source datasheet (access rules apply)

Not provided: Voltage range, Max pulse charge, Max pulse discharge.

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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