Rechargeable cell
EVE Energy 21700 40PL
4 Ah cell from EVE Energy. Every value below is read from the manufacturer web page and keeps the conditions it was stated at; what the source does not state is marked as not stated.
- Capacity
- 4 Ah
- Nominal voltage
- 3.65 V
- Energy
- 14.6 Whcalculated by Lemonergy from stated values: capacity × voltage
- Mass
- 67 g
- Specific energy
- 218 Wh/kgcalculated by Lemonergy from stated values
- Energy density
- Not stated
- Dimensions
- 21.1 × 70.2 mm
- Continuous discharge
- 70 A · 17.5 C
- Cycle life
- Not stated
- Internal resistance
- 0.005 mΩ
- Operating temperature
- Not stated
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Specifications
7 quantities stated by the manufacturer web page, grouped as in the finder. Conditions are the rate, temperature and limits each value was stated at.
Current and power
| Quantity | Value | Conditions | From the source |
|---|---|---|---|
| Continuous discharge current | 70 A | none recordedNot stated: temperature | 21700 40PL: Nominal Voltage 3.65V; Nominal Capacity 4Ah; Nominal Cycles not stated; Weight 0.067 kg; Published dimensions 21.15*21.15*70.15 mm; 12A maximum charge / 70A maximum discharge |
Electrical
| Quantity | Value | Conditions | From the source |
|---|---|---|---|
| Nominal voltage | 3.65 V | none recorded | 21700 40PL: Nominal Voltage 3.65V; Nominal Capacity 4Ah; Nominal Cycles not stated; Weight 0.067 kg; Published dimensions 21.15*21.15*70.15 mm; 12A maximum charge / 70A maximum discharge |
| Capacity | 4 Ah | none recordedNot stated: rate, temperature, discharge cut-off voltage | 21700 40PL: Nominal Voltage 3.65V; Nominal Capacity 4Ah; Nominal Cycles not stated; Weight 0.067 kg; Published dimensions 21.15*21.15*70.15 mm; 12A maximum charge / 70A maximum discharge |
Impedance
| Quantity | Value | Conditions | From the source |
|---|---|---|---|
| AC internal resistance | 0.01 mΩ | 1000 HzNot stated: state of charge, temperature | 21700 40PL: Nominal Voltage 3.65V; Nominal Capacity 4Ah; Nominal Cycles not stated; Weight 0.067 kg; Published dimensions 21.15*21.15*70.15 mm; 12A maximum charge / 70A maximum discharge |
Physical
| Quantity | Value | Conditions | From the source |
|---|---|---|---|
| Mass | 0.07 kg | none recorded | 21700 40PL: Nominal Voltage 3.65V; Nominal Capacity 4Ah; Nominal Cycles not stated; Weight 0.067 kg; Published dimensions 21.15*21.15*70.15 mm; 12A maximum charge / 70A maximum discharge |
| Diameter | 21.1 mm | none recorded | Published dimensions 21.15*21.15*70.15 mm |
| Height | 70.2 mm | none recorded | Published dimensions 21.15*21.15*70.15 mm |
Source and dates
- Kind
- manufacturer web page
- Note
- Recovered from the review issue that outlived its candidate file. The rendered issue carried no per-value statistic label and no page number, so neither is asserted here.
- Source document date
- Not recorded (evidence)
- Source revision
- Not recorded
- Specification source retrieved
- Not recorded (evidence)
- Product lifecycle checked
- Not recorded
- Product release
- Not researched
- Date context
- Source retrieval and document revision do not establish product release or current availability.
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