KC04XL Battery 3454mAh / 53.2Wh for HP Envy 13-AH

Your HP Envy 13-AH (13-AH0xxx or AH1xxx) only runs an hour or drops out unexpectedly? This KC04XL Li-ion pack — 15.4V / 53.2Wh — restores the original runtime and slots straight into the internal bay.

Specifications

• Model: KC04XL
• Voltage: 15.4 V
• Capacity: 3454 mAh / 53.2 Wh
• Chemistry: Lithium-ion
• OEM codes: HSTNN-IB8K, HSTNN-DB8P, L08544-1C1, L08544-2B1, L08496-855, TPN-W133, TPN-W136
• Fits: HP Envy 13-AH series (13-AH0xxx, 13-AH1xxx)
• Certification: CE

Symptoms of a faulty part

• Runtime under 1 hour with normal Windows use
• Spontaneous shutdowns below 30% charge
• HP Battery Check reports 'Battery 3 — Replace'
• Won't charge past 80%
• Palm rest creaks because of swollen cells

Installation

🟢 Easy · Estimated time: 15 minutes · Required tools: T5 Torx, plastic spudger.
Shut down Windows, remove the bottom cover with a T5, disconnect the old battery, undo the mounting screws and seat the new KC04XL.

Frequently asked questions

Does this KC04XL fit the Envy 13-AD?
No, the 13-AD uses PC03XL with a different connector. Use KC04XL only for 13-AH.

Do I need to run HP Battery Calibration after install?
Not strictly — one full charge/discharge cycle gives accurate percentage reporting.

Is this a brand-new battery?
Yes, fresh cells with CE certification and BIOS handshake.