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Rectangular black lithium-ion laptop battery with label showing 50Wh 11.55V 3-cell

FOCUSTEC

FOCUSTEC 50Wh 11.55V 3-cell SS03XL laptop battery

SKU CH-R2W1-Y0W29

A 50Wh 11.55V lithium-ion replacement battery for select HP EliteBook and ZBook models, supplied with installation tools

  • Battery typeLithium-Ion
  • 50Wh capacity extends runtime on compatible HP EliteBook and ZBook models
  • 55V 3-cell lithium-ion design matches original voltage and cell count
  • Replaces multiple OEM part numbers including SS03XL and 933321-855
  • Includes two screwdrivers and manual for straightforward self-installation
  • Built-in short-circuit, over-voltage, discharge and over-current protection safeguards the system

Compatible HP EliteBook and ZBook series

This 50Wh lithium-ion battery replaces the SS03XL pack in HP EliteBook 840, 830, 836, 846, 730, 735, 740 and 745 G5 or G6 models. It also fits ZBook 14U G5 and G6 mobile workstations plus the MT44 Mobile Thin Client. The 11.55V three-cell unit ships with two screwdrivers and a manual for straightforward installation.

Suits owners of listed part numbers.

The pack matches part numbers including 933321-855, 932823-171, HSN-113C-4 and HSTNN-LB8G among others shown in the data. Buyers whose devices require a different voltage, capacity or connector should look elsewhere. No other compatibility is claimed.

50Wh capacity at 11.55V

The battery stores 50 watt-hours at 11.55 volts using three lithium-ion cells. This single figure determines whether the pack meets the original runtime and electrical requirements of the supported HP models.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $35.99
Pricier than about 64% of the 27,790 comparable items (median $30.99).

Specifications

Power
Battery typeLithium-Ion

Questions about this item

How do I confirm the 11.55V 50Wh battery is charging correctly after fitting it?

After installation, the operating system should report the battery at 11.55 volts and 50 watt-hours, and the charge indicator will show normal charging progress through each cycle.

What comes in the package and do I need any extra tools?

The box contains the SS03XL 3-cell lithium-ion battery, two screwdrivers and a user manual; no additional tools are required for installation.

My EliteBook 840 G6 uses part number 933321-855 — is this the exact replacement?

Yes, the SS03XL replaces part 933321-855 and all other listed part numbers for EliteBook 840 G5, G6, 830 G5, G6, 735 G5, G6, 745 G5, G6, ZBook 14U G5, G6 and MT44 models.

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