⚠️ IMPORTANT BUYING NOTICE:

• SY03XL Internal Layout Blueprint: This professional-grade 11.55V Lithium-Polymer (Li-Polymer) internal replacement battery pack features a specialized ultra-thin profile measuring exactly 278.30 x 126.00 x 5.50 mm and weighing an agile 254.00 g. It drops securely flat into your laptop's designated lower internal chassis tray without generating outer casing alignment strain, frame bowing, or mechanical trackpad click stiffness.

• Model Family & Generation Verification (Crucial Rule): This precise power module is custom-engineered exclusively for specific premium cloud-computing layouts, including the HP Chromebook 14-DA, the Chromebook 15 15-DE series, and the enterprise HP Chromebook x360 14 G1. Please note that it will not fit traditional consumer Pavilion laptops or older standard Chromebook 14 platforms (such as the G3, G4, or G5 series), which rely on completely different physical internal dimensions, clip tracks, voltage metrics, and connection interfaces. Before completing your checkout order, please unscrew your device's bottom cover panel to verify that your original factory battery explicitly matches part numbers like SY03XL, SY03056XL, or HSTNN-DB8X.
  
  

⚡ DEPENDABLE MOBILITY & SUSTAINED RUNTIME PERFORMANCE RESTORATION: Recover the original wireless freedom and active multi-tasking endurance of your portable computer with this brand-new, premium replacement internal battery engine. Engineered around a highly stable 11.55V power routing architecture and packed with a high-density capacity of 4900 mAh (56.00 Wh), this battery module drops low internal resistance and consistent voltage flow to handle multi-tab browsing, cloud architecture workflows, high-definition streaming, and daily office productivity tasks easily. It functions as an immediate solution to fix common age-related hardware degradation symptoms, including sharp percentage drops, performance throttling under processing bursts, or a complete system blackout immediately upon disconnecting your AC wall charger. Outfitted with an on-board automatic protection chipset array, it continuously safeguards your premium computing setup against over-charge, over-discharge, unexpected short circuits, and localized internal heat shifts.

Compatible Original Part Numbers: SY03, SY03XL, SY03056XL, HSTNN-DB8X, L11584-2C1, L11855-855

Comprehensive Laptop Compatibility List:

HP Premium Chromebook & Cloud-Computing Platforms

• HP Chromebook 14-DA Fleet: Chromebook 14-da0000, 14-da0011dx, 14-da0003tu, 14-da0021nr

• HP Chromebook 15-DE Fleet: Chromebook 15-de0000, 15-de0010nr, 15-de0517wm, 15-de0021cl, 15-de0015cl

• HP Chromebook x360 Convertible Enterprise Fleet: Chromebook x360 14 G1 Series
  
  

Disclaimer: The batteries and other products supplied by our Company are [replacement for] sold for use with certain products of computer manufacturers, and any reference to products or trademarks of such companies is purely for the purpose of identifying the computers with which our products [are replacement for] may be used. Our Company and this Website are neither affiliated with, authorized by, licensed by, distributors for, nor related in any way to these computer manufacturers, nor are the products offered for sale through our Website manufactured by or sold with the authorization of the manufacturers with which our products [are replacement for] may be used.