Fancy Buying LK03XL 11.55V 55.8Wh Battery for HP Envy x360

Replacement LK03XL (916814-855) 11.55V 55.8Wh Li-ion battery designed for HP Envy x360 15- and 17-inch convertible models — brand new, fully compatible, and built with protective circuitry for stable power.

This Fancy Buying LK03XL battery is a direct-fit replacement for many HP Envy x360 15 and 17 series laptops. Engineered to match OEM voltage and capacity (11.55V, 55.8Wh, 3-cell), it provides a like-for-like power source for models listed by part numbers such as 916814-855, L09281-855, and 916368-421. Each unit ships new, undergoes quality checks, and includes built-in circuit protection to help maintain safe charging and discharge cycles.

Which HP models will this LK03XL battery work with?

This battery supports a wide range of HP Envy x360 15 and 17 convertible models. Compatibility covers many factory part numbers and commonly sold sub-models, so you can match it to your laptop’s service or part number before ordering.

• Compatible part numbers include LK03XL, 916814-855, L09281-855, 916368-421 and similar entries.
• Works with HP Envy x360 15 series lines (15-bp, 15-bq, 15-cn, 15m-bp, 15m-bq, 15m-cp, etc.).
• Supports HP Envy x360 17 series (17-ae, 17m-ae, 17-bw, 17-ce, 17t-bw and related SKUs).

How does this replacement battery perform compared to the original?

The Fancy Buying LK03XL matches the original specification for voltage and capacity to deliver similar runtime and reliability. It uses quality Li-ion cells with a protective smart chip and circuit board for stable operation under normal use.

• Voltage: 11.55V and Capacity: 55.8Wh (3-cell) for comparable battery life.
• Smart chip and top-grade circuit boards for protection against overcharge and short circuits.
• New condition units tested for function before shipping to ensure consistent performance.

What safety features and certifications does the battery include?

Safety is built into the unit with on-board protection and recognized compliance marks. Fancy Buying supplies batteries that meet common safety standards to reduce the risk of electrical faults.

• Integrated circuit protection to guard against over-current, over-voltage, and short circuits.
• Manufactured under quality controls and provided with CE and FCC certifications where applicable.
• Materials and processes follow environmental and safety guidelines for consumer electronics.

How do I confirm compatibility and install this battery?

Verify compatibility by matching your laptop’s part number (on the existing battery or service tag) to the listed compatible part numbers. Installation is typically straightforward but follow static-safety precautions and consult HP guides if unsure.

• Match part numbers like LK03XL, 916814-855, L09281-855, 916368-421 to your current battery label.
• Power down the laptop and disconnect from AC before replacing the battery; remove the back cover carefully.
• Reconnect cables and fasteners securely and run a full charge cycle after first installation.

Who is this for: This Fancy Buying LK03XL replacement battery is intended for HP Envy x360 owners who need a reliable, OEM-spec power source for older or out-of-warranty 15- and 17-inch convertible laptops. It’s suited to people replacing a failing battery or restoring travel and productivity runtime while keeping original device functionality intact.