SunPower IFR26700 4300mAh
SunPower (Changhong Sanjie) IFR26700 4300mAh rechargeable lithium-ion cell. Capacity 4.3 Ah at 0.2C with 2.0 V cutoff; nominal voltage 3.2 V. Continuous discharge limit 12.9 A. Diameter <=26.60 mm, height <=71.20 mm (including PET), weight <=100 g are maxima. Charging voltage 3.65 +/-0.05 V. LFP chemistry is corroborated by the manufacturer's 26700 LiFePO4 product range.
Capacity
4.3Ah
Chemistry
LFP / LiFePO₄
Format
Cylindrical
Weight
100g
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.
Conditions & source
50°C Max. Charge Current 最大充电电流: 4.3A Discharge 放电 -20°C~60°C 17 Storage temperature 储存温度 3 months 3 个月 -20°C~45°C 1 year 1 年 -20°C~25°C Note: If the cell is kept as ex-factory status (30% of charge), the capacity recovery
Source version: A/004 · Page 3
Source datasheet (access rules apply)Conditions & source
15 AC Impedance (at 1000Hz、30%SOC) 交流内阻 (at 1000Hz、30%SOC) ≤15m Ω
Source version: A/004 · Page 3
Source datasheet (access rules apply)Conditions & source
Cycle Life (25°C±3°C) 循环寿命 (25°C±3°C) 1C charge/ 1C discharge 1000 cycles≥70% 1C 充电/ 1C 放电 1000 次≥70% Charge: 1C CC charge to 3.65V, then CV to 0.1A, rest for 10mins; A) Discharge1C CC discharge to 2.0V rest for 10mins. 充电:1C 恒流充电至 3.65V,然后恒压至 0.1A 截止,搁置 10min。 放电:1C 放电到 2.0V,搁置 10mins。
Source version: A/004 · Page 6
Source datasheet (access rules apply)Not provided: Max continuous charge, 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.