Battery (Primary) - 3-cell

The HP ST03049XL-PL is a 3-cell primary battery for HP notebooks, intended to power a compatible laptop as its main battery. It is listed as a spare for compatible HP laptops, and HP part number 854109-850 is also associated with it.

Its lithium-ion cells provide a stated capacity of 49 Wh, or 4.25 Ah (4250 mAh). These ratings describe the battery’s stored energy for mobile notebook use. The distributor specifies select HP laptops, so compatibility is limited to supported models.