HW03XL Battery 3600mAh (42Wh) for HP Pavilion 15-EG / 15-EH / 17-CN

Your HP Pavilion 15-EG / 15-EH / 17-CN no longer holds a charge or shuts down the moment you unplug? This HW03XL Li-ion battery — 11.4V / 42Wh — is a direct replacement with the same connector and BIOS handshake.

Specifications

• Model: HW03XL
• Voltage: 11.4 V
• Capacity: 3600 mAh / 42 Wh
• Chemistry: Lithium-ion
• OEM codes: HW03XL, HSTNN-IB90, HSTNN-IB9O, HSTNN-LB8U, L96887-1D1, L97300-005
• Fits: HP Pavilion 15-EG / 15-EH / 17-CN
• Certification: CE

Symptoms of a faulty part

• Runtime under 1 hour in normal use
• Spontaneous shutdowns at 20-30% charge
• HP Battery Check reports 'Replace'
• Won't charge past 80%
• Bottom cover bulges from swelling cells

Installation

🟢 Easy · Estimated time: 15 minutes · Required tools: Phillips PH0.
Shut down Windows, remove the bottom cover, disconnect the old battery and seat the new one in the exact same position.

Frequently asked questions

Is this a brand-new battery?
Yes, fresh cells, CE-certified, with BIOS handshake for accurate charge reporting.

Do I need to run any tool after installation?
Not required. One full charge/discharge cycle gives accurate percentage reporting.

Does it fit every Pavilion 15-EG / 15-EH / 17-CN sub-variant?
Yes, all variants in the Pavilion 15-EG / 15-EH / 17-CN series share the same connector and voltage.