Swing Key 442 | 3.65V

Standard battery “building block” for electric vehicles that combine the advantages of small cells with large format cells and deliver. Simple terminal connections and optional thermistor allow for ease of integration into modules and packs without having to worry about individual cell welding.

Technology Lithium ion (Rechargeable)
Lithium - LiNMC
Nominal Voltage 3.65V
Operating voltage range: 2.75V to 4.2V
Nominal Capacity 42000mAh
Energy 155Wh
Volumetric Energy Density 329Wh/l
Gravimetric Energy Density 171Wh/kg
Configuration 1S 8P
Charge Mode Standard charging method :
- CC/CV (Constant Current/Constant Voltage) 29.4A to 4.2VV
Charge Voltage 4.2V
Discharge cut-off voltage 2.75V
Continuous discharge current (max) 70A
Pulsed discharge current (max) 176A
(10s) requires active thermal management.
Internal Resistance Nominal Impedance (1kHz)
Service Life ~2000 cycles @ 90% DOD
(Cycle life to 80% capacity)
Dimensions Height: 70mm
Length: 186.4mm
Thickness: 39.2mm
Weight 900g
Operating temperature Charge: -20°C to 60°C
Discharge: -40°C to70°C
Storage temperature -40°C to 60°C Contact us for specifics on operation and storage at temperature extremes.

Discharge Curve

Swing Key 442

Charge Curve

Swing Key 442
Dimensions Height: 70mm
Length: 186.4mm
Thickness: 39.2mm
Weight 900g


Swing Key 442
Technical Datasheet
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