Futurebatt KB06XL Laptop Battery for HP Spectre X360 15

Futurebatt KB06XL is a direct replacement battery engineered to restore full runtime to compatible HP Spectre X360 and Pavilion x360 15-inch laptops with a high-capacity 79.2Wh pack.

If your HP Spectre X360 15 (various 15-BL series) or Pavilion x360 14/15 is losing charge quickly, the Futurebatt KB06XL offers a like-for-like swap with Grade A cells, built-in protection circuits, and compatibility with OEM part numbers such as HSTNN-DB7R, TPN-Q179, and 902401-2C1. The pack is rated at 11.55V and 79.2Wh to match the original performance envelope while supporting up to roughly 500 charge cycles under normal use.

Will this battery fit my HP Spectre X360 15-BL series laptop?

Compatibility was designed around common Spectre X360 15 chassis and related Pavilion models. Futurebatt lists exact part numbers and model families that match the KB06XL footprint, connector, and voltage so installation is usually straightforward.

• Compatible models: 15-BL000, 15-BL0XX, 15-BL1XX, 15-BL002XX, 15-BL012DX, and related 15T-BL series.
• OEM cross-references: KB06XL, KBO6XL, HSTNN-DB7R/DB8I, TPN-Q179, 902401-2C1, 902499-855/856.
• Confirm before purchase: check your laptop’s current battery label and connector type against these part numbers.

How long will the KB06XL keep my laptop running and how durable is it?

The KB06XL supplies 79.2Wh of capacity at 11.55V, which restores runtime similar to the original battery capacity in supported Spectre models. The pack uses Grade A cells that are selected for stable charge/discharge behavior and low self-discharge.

• Rated capacity: 79.2Wh — suitable for typical mobile workloads and moderate multimedia use.
• Estimated life: up to ~500 cycles before notable capacity decline under normal conditions.
• Material quality: Grade A cells for consistent voltage and capacity retention.

What safety features and protections are included?

Safety is built in with multiple protection circuits to guard against common battery faults. The KB06XL incorporates overcharge and overdischarge protection plus over-temperature and short-circuit safeguards to reduce risk to the laptop and user.

• Overcharge and overdischarge circuit protection to preserve cell health.
• Over-temperature protection to prevent overheating during heavy use or charging.
• Short-circuit protection and quality PCBs to maintain safe operation.

How easy is installation and what support does Futurebatt provide?

Installation for the KB06XL follows the same steps as replacing any internal laptop battery: power off, remove the back cover, disconnect old battery, and connect the new pack. Futurebatt also provides customer support and warranty options if you need help or a replacement.

• Support: 30-day refund window and 12-month replacement warranty.
• Help: 24-hour email support from the Futurebatt team for fitment or troubleshooting questions.
• Tip: keep track of screw locations and use a non-metallic prying tool to avoid damage.

Who is this for? The Futurebatt KB06XL is aimed at owners of compatible HP Spectre X360 15 and select Pavilion x360 laptops who want to restore battery life without buying a new device. It suits users who need reliable, high-capacity replacement power with built-in safety protections and straightforward customer support — ideal for students, professionals, and anyone who depends on their laptop away from outlets.