UBBL21-FL | 10.8V


Our rechargeable batteries offer high energy density, high capacity and long cycle life in common, lightweight sizes - with no memory effect.
The cells, which operate over a wide temperature range, are ideal for many portable electronic devices. Our standard battery packs offer off the shelf convenience high reliability for quick integration into your end use application.


Technology Lithium ion (Rechargeable)
Lithium - LiCoO2
Nominal Voltage 10.8V
Voltage Range: 9.0 to 12.6V
Nominal Capacity 2400mAh
Typical Capacity 2400mAh when discharged at C/5 Rate @ 23°C±2°C
Energy 26Wh
Volumetric Energy Density 433Wh/l
Gravimetric Energy Density 182Wh/kg
Configuration 3S 1P
Charge Mode Recommended charge rate is 466mA to 12.6V in a temperature range of 0°C to 45°C. Hold at 12.6V until current declines to 50mA. Maximum charge rate is 1.63A @ 23°C±2°C.V
Continuous discharge current (max) 2.5A
Protections PTC: Rated for 2.6A Hold Current @ 20°C
Over Voltage Limit: 4.35±0.025V (per cell)
Under Voltage Limit: 2.30±0.1V (per cell)
Over Discharge Current Limit: 3.6 - 6.0A
Service Life >300
@ C/5 to 80% of inital capacity
Dimensions Height: 67mm
Length: 56.5mm
Thickness: 22mm
Weight 151g
Terminals/Connector FL: 22 AWG wire leads
Red (+)
Black (-)
Operating temperature Charge: -20°C to 60°C
Discharge: -20°C to60°C
Storage temperature -20°C to 50°C

Discharge Curve

UBBL21-FL

Charge Curve

UBBL21-FL
Can material PVC Shrink Wrap
Dimensions Height: 67mm
Length: 56.5mm
Thickness: 22mm
Weight 151g
Terminals/Connector FL: 22 AWG wire leads
Red (+)
Black (-)

Drawing

UBBL21-FL
Technical Datasheet
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