Premium HT03XL Replacement Battery for HP Pavilion 14/15 | 41Wh OEM Quality

Grade-A Li-Polymer Cells: High-density cells for extended runtime and stable voltage output.

100% OEM Compatibility: Precision-engineered to match the exact fit and specifications of your original device.

Integrated Smart BMS: Advanced protection circuit for overcharge, thermal regulation, and short-circuit prevention.

Industrial-Grade Durability: Optimized for 500+ full charge cycles while maintaining 80% capacity.

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Why Choose Our HT03XL Battery for Professional Use?

The HT03XL battery is a premier 41Wh energy solution designed for HP’s modern slim-line laptops. Manufactured at our LTS facility in Dongguan, this Grade-A lithium polymer module is the ideal replacement for L11119-855 and HSTNN-DB8R series. It delivers high-density power optimized for the HP Pavilion 15-cs and x360 14-dh models. As a specialized B2B supplier, we ensure every HT03XL replacement battery undergoes rigorous factory-level testing before global DDP shipping. For high-voltage industrial needs, also check our laptop battery series.

As a dedicated source factory in Dongguan, LTS ensures each HT03XL battery undergoes a 100% capacity verification. We use Grade-A cells to guarantee zero-defect integration for your IT fleet or retail distribution.

Industrial-Grade Reliability & Advanced Safety Features

Integrated Smart BMS: Actively monitors voltage and thermal levels to prevent overcharging and battery swelling (bulge protection).

Grade-A Lithium Polymer Cells: High-density cells provide stable 11.55V output and ensure 500+ full charge-discharge cycles.

100% Precise OEM Fit: Precision-molded to exact mechanical specifications for a seamless “drop-in” fit in HP Pavilion 14/15 and Stream 11 series.

Multi-Layer Protection: Includes Short-circuit, Over-temperature, and Over-voltage protocols for secure deployment in commercial environments.

Technical Specifications: HT03XL (L11119-855) Battery Module

SPECIFIC MODEL PARAMETERS

Nominal Voltage

11.55V

Nominal Capacity

3550mAh

Energy

41Wh

Replace Part Numbers

HT03XL, L11119-855, L11421-421, L11421-422, L11421-542, HSTNN-DB8R, HSTNN-DB8S, HSTNN-IB8O, HSTNN-LB8L, HSTNN-LB8M, HSTNN-UB7J

Compatible Laptop Models

HP Pavilion 14-CE, 14-CF, 14-DF, 15-CS, 15-CW Series; HP Pavilion x360 14-CD, 14-DH Series; HP 240 G7, 245 G7, 250 G7, 255 G7; HP Pavilion 11-AD Series; HP Stream 11-AK Series.

Cell Technology

Grade-A Lithium Polymer (Li-Po) / Lithium-ion (Li-ion)

Cycle Life

≥500 Cycles @ 80% DOD (OEM Quality Standard)

Integrated BMS

Over-charge, Over-discharge, Short-circuit & Over-temperature Protection

Charge Temperature

0°C to 45°C

Discharge Temperature

-20℃ to 60℃

Storage Temperature

-10℃ to 45℃

Secure Global Logistics & Factory Warranty

UN38.3 Certified Packaging | DDP/CIF Global Shipping to North America, Europe, and Asia-Pacific.

Safe global shipping packaging for wholesale laptop and portable batteries LTS Battery

DDP Shipping & UN38.3 Certified Packaging

  • UN38.3 Certified Packaging: All batteries are secured in custom-fit shock-absorbent EPE foam and encased in heavy-duty UN-certified plywood crates to prevent any impact damage during international transit.
  • Anti-Static & Moisture Protection: Units are vacuum-sealed in anti-static moisture-proof bags to ensure your Lithium Battery arrives in factory-fresh condition, regardless of environmental humidity during shipping.
  • Flexible Shipping Terms: We provide professional DDP, CIF, and FOB services. We have extensive experience in shipping to major industrial hubs in North America (Los Angeles/New York), Europe (Hamburg/Rotterdam), and Southeast Asia.
  • Compliance Documentation: Full sets of MSDS, UN38.3, and Sea/Air Transport Certificates are included with every wholesale order to ensure smooth and rapid customs clearance.

HT03XL Battery Technical Support & FAQ

Get expert technical support and find answers to common questions regarding the HT03XL battery replacement for HP Pavilion and Stream series. This section provides guidance on compatibility, battery maintenance, and B2B procurement for commercial and educational projects.
INQUIRY
How do I confirm if this HT03XL battery is compatible with my HP laptop?
Check your original battery for part numbers HT03XL, L11119-855, or HSTNN-DB8R. This model is 100% compatible with HP Pavilion 15-cs, 15-cw, 14-ce, and HP Stream 11-ak series laptops.
Yes. Our HT03XL features a 41.04Wh / 3550mAh capacity using Grade-A Li-Polymer cells, meeting or exceeding the original OEM performance for long-duration mobile use.
Our batteries are fully certified with CE, FCC, and RoHS protocols. Every unit is UN38.3 certified, ensuring safe international transit via air or sea freight for wholesale orders.
Absolutely. LTS Battery specializes in B2B supply, offering DDP (Delivered Duty Paid) shipping options and anti-static bulk packaging for schools, government offices, and corporate hardware upgrades.

Request Bulk Pricing for HT03XL Battery

Direct Factory Support for HP Replacement Battery Projects

LTS Battery is your professional source factory for the HT03XL battery and high-capacity HP Pavilion replacement modules. We support large-scale procurement for schools, offices, and medical fleets with stable lead times and factory-direct DDP shipping to the USA and EU.
  • Factory-Direct Competitive Pricing
  • 24-Month Worry-Free Warranty
  • Strict 5-Step Quality Control
  • Fast Global Logistics Support

LTS is your best choice for Consumer Electronics Battery Wholesale with 100% quality guarantee.

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