Datasheet

* Heat dissipation is calculated based on the measured watts, assuming the
service level is attained for one hour.
Declared Noise Emissions
Declared Noise EmissionsDeclared Noise Emissions
Declared Noise Emissions
(in accordance with
(in accordance with(in accordance with
(in accordance with
ISO 7779 and ISO 9296)
ISO 7779 and ISO 9296)ISO 7779 and ISO 9296)
ISO 7779 and ISO 9296)
System Fan Off Sound Power
(LWAd, bels)
Sound Pressure
(LpAm, decibels)
Idle 2.6 17.3
Fixed Disk
(random writes)
2.7 17.6
System fan is usually off except when charging the battery
HP ProBook 6555b Notebook PC
HP ProBook 6555b Notebook PCHP ProBook 6555b Notebook PC
HP ProBook 6555b Notebook PC
Energy Consumption
Energy ConsumptionEnergy Consumption
Energy Consumption 115 VAC 230 VAC 100 VAC
Normal Operation 10.93W 11.11W 10.68W
Sleep (Energy Star low
power mode)
0.71W 0.77W 0.68W
Off 0.57W 0.63W 0.56W
Heat Dissipation
Heat DissipationHeat Dissipation
Heat Dissipation * 115 VAC 230 VAC 100 VAC
Normal Operation 37 BTU/hr 38 BTU/hr 37 BTU/hr
Sleep 2 BTU/hr 3 BTU/hr 2 BTU/hr
Off 2 BTU/hr 2 BTU/hr 2 BTU/hr
* Heat dissipation is calculated based on the measured watts, assuming the
service level is attained for one hour.
Declared Noise Emissions
Declared Noise EmissionsDeclared Noise Emissions
Declared Noise Emissions
(in accordance with
(in accordance with(in accordance with
(in accordance with
ISO 7779 and ISO 9296)
ISO 7779 and ISO 9296)ISO 7779 and ISO 9296)
ISO 7779 and ISO 9296)
System Fan Off Sound Power
(LWAd, bels)
Sound Pressure
(LpAm, decibels)
Idle 3.0 22.5
Fixed Disk
(random writes)
3.0 22.6
System fan is usually off except when charging the battery
HP ProBook 6455b Notebook PC and HP 6555b Notebook PC
HP ProBook 6455b Notebook PC and HP 6555b Notebook PCHP ProBook 6455b Notebook PC and HP 6555b Notebook PC
HP ProBook 6455b Notebook PC and HP 6555b Notebook PC
Batteries
BatteriesBatteries
Batteries This battery(s) in this product comply with EU Directive 2006/66/EC
Batteries used in the product do not contain:
Mercury greater the 5ppm by weight
Cadmium greater than 10ppm by weight
The battery type and chemistry used in the product is:
Li-ion
QuickSpecs
HP ProBook 6455b Notebook PC
HP ProBook 6455b Notebook PCHP ProBook 6455b Notebook PC
HP ProBook 6455b Notebook PC
HP ProBook 6555b Notebook PC
HP ProBook 6555b Notebook PCHP ProBook 6555b Notebook PC
HP ProBook 6555b Notebook PC
Technical Specifications
DA - 13596 Canada — Version 15 — June 20, 2011 Page 37