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Optional HP Extended Life
Optional HP Extended LifeOptional HP Extended Life
Optional HP Extended Life
Battery
BatteryBattery
Battery
Dimensions
DimensionsDimensions
Dimensions
(H x W x L)
1.0 x 3.9 x 8.7 in (2.5 x 10.0 x 22.0 cm)
Weight
WeightWeight
Weight
1.00 lb (0.455 kg)
Cells/Type
Cells/TypeCells/Type
Cells/Type
8-cell Lithium-Ion
Energy
EnergyEnergy
Energy
Watt-hour Capacity
52 Wh
Temperature
TemperatureTemperature
Temperature
Operating (Charging)
32° to 113° F (0° to 45° C)
Operating (Discharging)
14° to 140° F (-10° to 60° C)
Non-operating
-4° to 140° F (-20° to 60° C)
Battery Re-Charge Time
Battery Re-Charge TimeBattery Re-Charge Time
Battery Re-Charge Time
System in OFF mode or
Standby
3 hours
System ON
3 to 5 hours (depending on system power
consumption)
HP Fast Charge
Technology
Charges the battery up to 90% within 90 minutes
when system is OFF
Fuel Gauge
Fuel GaugeFuel Gauge
Fuel Gauge
When pressed, LEDs light indicating level of charge remaining on battery
HP 8-Cell 73 Wh Lithium-
HP 8-Cell 73 Wh Lithium-HP 8-Cell 73 Wh Lithium-
HP 8-Cell 73 Wh Lithium-
Ion Primary battery
Ion Primary batteryIon Primary battery
Ion Primary battery
Dimensions
DimensionsDimensions
Dimensions
(HxWxL)
0.8 x 1.9 x 10.6 in (2.0 x 4.8 x 27.0 cm)
Weight
WeightWeight
Weight
0.980 lb (0.445 kg)
Cells/Type
Cells/TypeCells/Type
Cells/Type
8-cell Lithium-Ion
Energy
EnergyEnergy
Energy
Watt-hour Capacity
73 Wh
Temperature
TemperatureTemperature
Temperature
Operating (Charging)
32° to 113° F (0° to 45° C)
Operating (Discharging)
14° to 140° F (-10° to 60° C)
Non-operating
-4° to 140° F (-20° to 60° C)
Battery Re-Charge Time
Battery Re-Charge TimeBattery Re-Charge Time
Battery Re-Charge Time
System in OFF mode or
Standby
2.5 hours
System ON
3 to 5 hours (depending on system power
consumption)
HP Fast Charge
Technology
Charges the battery up to 90% within 1.5 hours
when system is OFF
HP Long Life 8-Cell 68
HP Long Life 8-Cell 68HP Long Life 8-Cell 68
HP Long Life 8-Cell 68
Wh Primary battery
Wh Primary batteryWh Primary battery
Wh Primary battery
Dimensions
DimensionsDimensions
Dimensions
(HxWxL)
0.8 x 1.9 x 10.6 in (2.0 x 4.8 x 27.0 cm)
Weight
WeightWeight
Weight
0.930 lb (0.420 kg)
Cells/Type
Cells/TypeCells/Type
Cells/Type
8-cell Lithium-Ion
Energy
EnergyEnergy
Energy
Watt-hour Capacity
68 Wh
Temperature
TemperatureTemperature
Temperature
Operating (Charging)
32° to 113° F (0° to 45° C)
Operating (Discharging)
14° to 140° F (-10° to 60° C)
Non-operating
-4° to 140° F (-20° to 60° C)
Battery Re-Charge Time
Battery Re-Charge TimeBattery Re-Charge Time
Battery Re-Charge Time
System in OFF mode or
Standby
2.5 hours
System ON
3 to 5 hours (depending on system power
consumption)
QuickSpecs
HP EliteBook 8540w Mobile Workstation
HP EliteBook 8540w Mobile WorkstationHP EliteBook 8540w Mobile Workstation
HP EliteBook 8540w Mobile Workstation
Technical Specifications
DA - 13529 Canada — Version 20 — November 23, 2010
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