ZAYAUPVL LK03XL Battery for HP Envy X360 11.55V 52.5Wh

The ZAYAUPVL LK03XL is a direct replacement battery for many HP Envy X360 laptops, delivering 11.55V and 52.5Wh capacity with built-in circuit protection and a 3-cell high-grade cell design.

If your HP Envy X360 is losing runtime or refusing to hold charge, this LK03XL (also labeled LKO3XL/L09281-855 and compatible part numbers) restores portable power with a plug-and-play form factor. The battery arrives with driver tools and a simple instruction sheet so you can swap it yourself without fuss. It’s designed to match OEM power and fit precisely into the convertible 15" and 17" Envy X360 series listed below.

Which HP models will work with this LK03XL battery?

This replacement supports a broad range of HP Envy X360 15-inch and 17-inch models and many part numbers commonly used by HP. It’s intended as a compatible option for laptops in the 15-BP/15M and 17-AE/17M families and other specific SKUs.

• 15-inch series: 15-BP, 15-BQ, 15-CN, and 15M variants (including 15m-cn0xxx and 15m-bp1xx models).
• 17-inch series: 17-AE, 17-BW, 17-CE and 17M ranges (including 17m-ae0xx and 17-bw0xxx models).
• Recognized part numbers: L09281-855, 916814-855, 916368-421, TPN-W127/W128 and related HP identifiers.

How much runtime and power does this battery provide?

The LK03XL is a 3-cell pack rated at 11.55 volts and 52.5 watt-hours, offering reliable extension of screen-on time compared to severely degraded original batteries. Real-world runtime depends on your workload, display brightness, and connected peripherals, but the capacity specification gives a clear baseline for expected performance.

• Nominal voltage: 11.55 V for stable power delivery.
• Energy capacity: 52.5 Wh to support several hours of typical use.
• 3-cell configuration optimized for a compact convertible chassis.

What safety and quality features are built into this replacement battery?

ZAYAUPVL includes multiple protective circuits and selects premium cell components to prevent common battery failure modes. The pack is manufactured to industry safety standards and is certified to meet common regulatory marks for consumer electronics.

• Overcharge, over-discharge and short-circuit protections built into the pack.
• High-grade battery cells and low-power design for extended cycle life.
• Certified to UL, CE, FCC and RoHS standards for safety and compliance.

What comes in the box and how easy is installation?

The package includes the LK03XL battery plus practical tools to make installation straightforward for most users. A short instruction sheet guides the swap process; if you’ve removed laptop panels before, you’ll find this replacement quick to install.

• Included: 1x LK03XL battery, 2x screwdrivers, and 1x instruction leaflet.
• Form-factor is designed to match mounting points and connector orientation of supported HP models.
• Plug-and-play: no external adapters required; simply replace the internal pack.

Who is this for: choose the ZAYAUPVL LK03XL if you own a compatible HP Envy X360 15" or 17" convertible and need a dependable replacement to restore battery life without paying OEM premiums. It’s well-suited for students, professionals, and anyone who travels with their laptop and needs predictable, certified power from a single, easy-to-install pack.