HP 6450b, 6550b manual Technology Minutes when system is OFF

QuickSpecs

HP ProBook 6450b Notebook PC HP ProBook 6550b Notebook PC

Technical Specifications

HP Fast Charge	Charges the battery up to 90% within 90
Technology	minutes when system is OFF

HP Long Life 6-cell 51 WHr Lithium-Ion Primary battery

Dimensions (H x W x

L)

Weight

Cells/Type

Energy

Temperature

Battery Re-Charge Time

2.0 x 5.3 x 20.3 cm (0.8 x 2.1 x 8.0 in)

0.331 kg (0.73 lb)
6-cell Lithium-Ion
Watt-hour Capacity	51 WHr
Operating (Charging)	0° to 45° C (32° to 113° F)
Operating (Discharging)	-10° to 60° C (14° to 140° F
Non-operating	-20° to 60° C (-4° to 140° F)
System in OFF mode or	2.5 hours
Standby
System ON	3 to 5 hours (depending on system power
	consumption)

9-Cell (93 WHr)	Dimensions (H x W x
Lithium-Ion battery	L)
	Weight
	Cells/Type
	Energy
	Temperature
	Battery Re-Charge
	Time

2.0 x 7.3 x 21.0 cm (0.8 x 2.9 x 8.3 in)

1.07 lb (0.488 kg)
9-cell Lithium-Ion
Watt-hour Capacity	93 WHr
Operating (Charging)	0° to 45° C (32° to 113° F)
Operating (Discharging)	–10° to 60° C (14° to 140° F)
Non-operating	–20° to 60° C (–4° to 140° F)
System in OFF mode or	3 to 4 hours
Standby
System ON	4 to 6 hours (depending on system power
	consumption)

6-Cell (55 WHr)	Dimensions (H x W x
Lithium-on battery	L)
	Weight
	Cells/Type
	Energy
	Temperature
	Battery Re-Charge
	Time

2.0 x 5.3 x 20.4 cm (0.8 x 2.1 x 8.0 in)

0.32 kg (0.71 lb)
6-cell Lithium-Ion
Watt-hour Capacity	55 WHr
Operating (Charging)	0° to 45° C (32° to 113° F)
Operating (Discharging)	–10° to 60° C (14° to 140° F)
Non-operating	–20° to 60° C (–4° to 140° F)
System in OFF mode or	2.5 hours
Standby
System ON	3 to 5 hours (depending on system power

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