ANTIEE HT03XL Battery for HP – 41.9Wh Replacement for Pavilion 15/17 Series (L11119-855, HT03041XL)

Premium replacement battery for HP Pavilion notebooks

The ANTIEE HT03XL battery is designed to breathe new life into HP Pavilion laptops, delivering steady power for everyday tasks without compromising safety. This 41.9Wh, 3-cell Li‑ion pack is built to feel like a fresh start for devices that rely on reliable, on‑the‑go performance.

Whether you’re streaming, editing documents, or chasing deadlines, this battery offers a practical balance of runtime, safety, and compatibility. It’s not a promise of miracle results, but a thoughtfully engineered option for hands-on users who value continuous, predictable power during the workday.

Key specifications

• Voltage: 11.55V
• Capacity: 41.9Wh / 3630mAh / 3-cell
• Battery type: Li-ion; Condition: Brand new
• Protection: Smart chip with top circuit boards for safer charging

Broad compatibility

This replacement is designed to cover a wide range of HP Pavilion models in the 14-, 15-, and 17-inch families. It supports HT03XL and several related part numbers across multiple SKUs. For best results, confirm the HT03XL part number and the corresponding HP Pavilion family before swapping the unit.

• Examples include Pavilion 14- series, 15- series, and 17- series notebooks
• Includes a broad mix of 14-CE, 15-CS, 15-DA, and 17-BY style configurations
• Designed as a straightforward replacement for compatible HP models

Safety, performance, and longevity

Built with a smart protection system and low self-discharge, the pack supports stable current flow and consistent charging behavior. ANTIEE notes roughly 500 recharge cycles, offering durable performance over time under typical daily use.

Daily use and care tips

Expect dependable run times during common activities like video calls, light photo editing, and web browsing. To maximize longevity, avoid extreme heat and store the battery in moderate conditions when not in use. If you’re upgrading from an older battery, the switchover can feel refreshing thanks to the improved protection and power stability.

What’s included and warranty

Each unit is brand new and backed by a 12‑month warranty. Support is available via email, and the product page outlines the return window and policy so you have clear, option-based guidance.