SUNNEAR Chromebook Battery GB02XL/GM02XL 47.3Wh

SUNNEAR GB02XL/GM02XL is a direct OEM-compatible replacement battery pack (7.7V, 47.3Wh / 6150mAh) designed to restore reliable runtime to multiple HP Chromebook 11 and 14 Education and consumer models.

If your HP Chromebook is running out of charge quickly or shows a failing battery message, this SUNNEAR battery offers a drop-in option with matching voltage, capacity, and many cross-referenced part numbers. It ships with basic installation tools and follows the original form factor so you can swap the battery without modifying your laptop. This description explains which models it fits, what to expect from performance, safe installation tips, and how to troubleshoot recognition issues.

Will this battery fit my specific Chromebook model?

The SUNNEAR GB02XL/GM02XL is built to match the physical size and connector layout of many HP Chromebook Education and consumer models. Verify fit by checking the original battery model number under your laptop’s rear cover before purchase.

• Compatible with HP Chromebook x360 11 G1/G2 EE, Chromebook 11A G6/G8 EE, 11 G7/G8 EE.
• Compatible with HP Chromebook 14 G5 and select 14-DB series like 14-DB0051CL.
• Cross-references many OEM part numbers (e.g., L42583-002, L42550-271, HSTNN-UB7M, TPN-Q185).
• Always open the back cover to confirm the original battery model sticker before ordering.

How long will the replacement battery last in everyday use?

This pack delivers 7.7V and 47.3Wh (6150mAh) capacity — sufficient for typical classroom, web browsing, and video playback sessions. SUNNEAR rates the battery for up to about 500 partial charge cycles under normal conditions, though actual longevity depends on usage patterns and charging habits.

• Rated capacity: 47.3Wh / 6150mAh at 7.7V.
• Expected lifecycle: up to ~500 power-topping cycles with gradual capacity fade.
• Performance varies with screen brightness, apps in use, and wireless activity.
• Store and use within recommended temperature ranges to maximize life.

What should I do if my Chromebook doesn't recognize the new battery?

Occasionally the system may not immediately detect a newly installed battery; this is usually an installation or initialization issue rather than a defective cell. Follow simple reconnection and conditioning steps to bring the battery into normal operation.

• Reseat the battery and ensure the connector is fully engaged with no debris.
• If unrecognized, let the new battery discharge to about 5% (do not drain to 0%).
• Charge to full and repeat 3–4 charge/discharge cycles to calibrate the battery controller.
• Check BIOS/firmware updates for your Chromebook if problems persist.

How do I install the GB02XL/GM02XL safely and correctly?

The battery ships with basic tools and follows the original battery footprint to simplify replacement. Use a clean, static-free workspace, remove power and any external devices, and handle screws and connectors carefully to avoid damage.

• Power off the Chromebook and remove all cables before opening the back cover.
• Use the included tools to remove screws; keep fasteners organized for reassembly.
• Disconnect the old battery connector gently and hook up the new battery securely.
• If unsure, consult an authorized technician or follow HP repair guides to avoid voiding warranties.

Who is this for: Students, educators, or anyone maintaining fleets of HP Chromebooks who need an affordable, compatible replacement battery to restore usable run time. It’s also suitable for home users with older Chromebook 11 or 14 models that show diminished battery life but otherwise function normally. Confirm your original battery model number before purchase and follow the included tips for best results.