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QuickSpecs
Features
Models with integrated graphics:
External 65W HP Smart AC Adapter
Power cord included is 6-foot (1.8 meter).
Total length including external AC adapter is 12 feet (3.66 meter).
HP Fast Charge
4740s
External 90W HP Smart AC Adapter
Power cord included is 6-foot (1.8 meter).
Total length including external AC adapter is 12 feet (3.66 meter).
Primary Battery
4440s/1s and 4540s
HP 9-cell Lithium-Ion Battery (93 WHr)
HP 6-cell Lithium-Ion Battery (47 WHr)
4740s
HP 8-cell Lithium-Ion Battery (73 WHr)
Battery Life*
HP ProBook 4440s
9-cell (93 WHr) battery
6-cell (47 WHr) battery
HP ProBook 4540s
9-cell (93 WHr) battery
6-cell (47 WHr) battery
HP ProBook 4740s
8-cell (73 Whr) battery
System Standby Time
Up to 1 week
*Battery life will vary depending on the product model, configuration, loaded applications, features, use, wireless functionality
and power management settings. The maximum capacity of the battery will naturally decrease with time and usage. See
MobileMark07 battery benchmark http://www.bapco.com/products/mobilemark2007 for additional details.
** Configurations with integrated graphics.
NOTE: Fast Charge recharges your battery up to 90% within 90 minutes when the system is off. Please note that 9-cell batteries
do not support Fast Charge.
Power Conservation
Supports enhanced Intel SpeedStep technology (allows Battery Optimized Mode, Maximum Performance Mode, or Automatic
mode)
AMD PowerPlay technology (discrete models)
Hibernation
Standby
ACPI compliance
Configurations with integrated graphics
Up to 14 hours 30 minutes
Up to 7 hours 30 minutes
Up to 13 hours 45 minutes
Up to 7 hours
Not applicable
DA - 14306 Worldwide — Version 7 — April 25, 2013
HP ProBook 4440s/1s Notebook PC
HP ProBook 4540s Notebook PC
HP ProBook 4740s Notebook PC
Configurations with discrete graphics (1 GB)
Up to 14 hours 30 minutes
Up to 7 hours 30 minutes
Up to 13 hours 45 minutes
Up to 7 hours
Up to 10 hours 30 minutes
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