FUTUROSP SH03XL Battery 859356-855 for HP Spectre X360 – 57.9Wh, 3-Cell, 500 Cycles

Overview

FUTUROSP SH03XL 859356-855 is a practical replacement battery crafted for HP Spectre X360 Convertible laptops. Designed to restore daily portability, it supports your routine—whether you’re commuting, studying, or pursuing creative projects—without altering the laptop’s recognizable balance and feel.

Key specifications

• Battery type: Li-ion, 3-cell configuration
• Capacity: 57.9Wh (5020mAh)
• Nominal voltage: 11.55V
• Recharge cycles: up to 500 cycles over the battery’s life

Compatibility and part details

The SH03XL battery is designed to fit the HP Spectre X360 Convertible 13-AC0XX family and related variants such as 13-W0XX and 13-AB0XX. It aligns with several part numbers including 859356-855, SH03XL, HSTNN-LB7L, CN03XL, and 859026-421, offering a versatile replacement option for compatible models.

Safety and quality

• 100% new and fully compatible with the original design
• Over-current protection, over-voltage protection, over-temperature protection
• Short-circuit protection and reserve protection
• Antistatic safeguards and certifications (CE, FCC, ROHS, UKCA)

What’s in the box

• 1 battery
• 1 user manual
• 2 screwdrivers

Real-world use and installation tips

Expect steadier performance during busy workdays, with a reliable substitute when the original battery loses its edge. The design emphasizes a compact footprint, so it fits the Spectre X360’s profile without adding bulk. If you rely on mobility, you may notice longer intervals between charges and a consistent power delivery during everyday tasks.

For best results, handle components with care and follow the included manual for a safe replacement. While installing, you’ll appreciate the straightforward fit and the absence of any major modifications to your device’s exterior.

Why choose FUTUROSP SH03XL?

• 3-cell Li-ion design suits slim laptop chassis
• 57.9Wh capacity supports extended sessions
• 11.55V nominal for stable power output
• Up to 500 recharge cycles for longer lifespan

Real-world use cases

• Travelers and remote workers who value unplugged time
• Students moving between classes with reliable charge retention
• Creators running design or writing apps on the go
• Frequent commuters seeking predictable power during daily routines

In short, this FUTUROSP replacement aligns with the HP Spectre X360 ecosystem, offering safety features, compatibility, and a performance-oriented capacity designed for everyday productivity.