HB30B1W8ECW-31 Replacement Battery for Huawei MateBook X 2021 | EUL-W19, EUL-W29, EULD-WFH9 | 11.46V 42Wh | 3-Year Warranty

Guaranteed Compatibility: For Huawei MateBook X 2021
This battery is precision-engineered exclusively for the Huawei MateBook X 2021 series, ensuring a perfect fit and seamless operation.

Replaces OEM Part Number:

HB30B1W8ECW-31

Compatible Laptop Models:

Huawei MateBook X 2021 (All variants)

Model Numbers: EUL-W19, EUL-W19P, EUL-W29, EUL-W29P, EULD-WFE9, EULD-WFH9

Pro Tip: For absolute compatibility assurance, locate your laptop's model number on the bottom cover (e. g., EUL-W19 or EULD-WFH9) or find it in Windows Settings > System > About.

Premium Battery

Specifications

Voltage: 11.46V (Precise OEM Specification)

Capacity: 42Wh / 3665mAh (Optimized for the Ultra-Thin Form Factor)

Battery Type: Lithium-ion (Li-ion) - Premium Grade A Cells

Color: Black

Condition: 100% Brand New. Not refurbished or reconditioned.

Why Choose This Battery for Your MateBook X?
OEM-Identical Performance: Precisely matches the original 11.46V and 42Wh specifications for safe, stable, and reliable power delivery in Huawei's ultra-thin design.

Perfect Fit for Ultrabook: Designed specifically for the compact and sleek MateBook X 2021, ensuring a seamless fit and hassle-free installation.

Extended 3-Year Warranty: Backed by an exceptional 3-year warranty, reflecting our supreme confidence in the quality and longevity of this battery.

Built-in Safety Protections: Advanced circuitry provides comprehensive protection against overcharging, over-discharging, short circuits, and overheating.

Restore Premium Portability: Effectively revives your flagship ultrabook's battery life, allowing you to work untethered in style.

Installation & Support
Professional Installation Highly Recommended: The Huawei MateBook X 2021 has an internal battery secured with adhesive. We strongly advise having this installed by a professional technician to avoid damaging the battery or your premium laptop.

Calibration Tip: After professional installation, charge the battery to 100% and then use the laptop until it powers off to calibrate the power management system.

Dedicated Support: Our customer service team is available to assist with pre-purchase compatibility questions.

Important Notes
Disclaimer: This is a high-quality replacement battery. HUAWEI and MateBook are trademarks of Huawei Technologies Co., Ltd. This product is not affiliated with or endorsed by the original manufacturer but is designed to OEM specifications.

Safety Warning: Due to the ultra-thin design and complex internal layout, self-installation is not recommended and could cause severe damage. Please use a professional service.