Product Overview
Restore all-day battery life to your HP Pavilion 14-CE, 15-CS, 15-DW and 15-CU series laptop with the high-performance HT03XL Li-ion replacement battery, rated at 11.55V / 41.7Wh (3630mAh). It cross-references L11119-855, HSTNN-LB8L, HSTNN-UB7J, HT03041XL and L11421-542, and is engineered for stable runtime and daily business productivity. Ships 100% brand new with a 1-year warranty.
Specifications
| Attribute | Details |
|---|---|
| Standard Model | HT03XL |
| Voltage | 11.55V |
| Capacity | 3630mAh / 41.7Wh |
| Battery Type | Li-ion |
| Cell | Made in China, high quality guarantee |
| Color | Black |
| Condition | Replacement Battery (100% Brand New, 1-year warranty!) |
| Warranty | 1-Year Warranty |
Replace Part Numbers
- HT03XL
- L11119-855
- HSTNN-LB8L
- HSTNN-UB7J
- HT03041XL
- L11421-542
Compatible Models
- HP Pavilion 14-CE series
- HP Pavilion 15-CS series
- HP Pavilion 15-DW series
- HP Pavilion 15-CU series
- HP 250 G7
- HP 255 G7
- HP 250 G8
- HP 255 G8
FAQ
Which HP laptops does the HT03XL battery fit?
The HT03XL fits HP Pavilion 14-CE, 15-CS, 15-DW and 15-CU series plus HP 250 G7 / 255 G7 and HP 250 G8 / 255 G8 models. Always confirm the HT03XL code printed on your original battery label before ordering.
Why choose this HT03XL battery for my HP Pavilion?
It uses high-density cells with integrated protection circuits to match original factory runtime and safety standards for study and office use, at a better value than a full laptop replacement.
How can I maximize the life of my new HT03XL battery?
Avoid complete discharges to 0%. Try to keep the charge level between 20% and 80% and perform a full calibration cycle once every 3 months for optimal cell health.
Is this battery 100% brand new and warranted?
Yes — it is a 100% brand new replacement battery covered by a 1-year warranty with dedicated after-sales support.
Note:
This is not a complete list or inclusion of all compatible laptop models. You can open the back of your laptop to check the original battery model. If you have any compatibility questions, please contact us online.The casing is made of durable materials, the mainboard adopts advanced technology, and the battery core is produced with high-quality raw materials to ensure that it will not be damaged after long-term use.
Our products are equipped with multiple protection technologies such as overvoltage, overcurrent, and overcharge to effectively protect the safety of batteries and equipment.
China warehouse delivery method
Overseas Warehouse Shipping Times & Costs
Payment Methods
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PayPal account: Payment@batterymall.com
Account Name: ShenZhen KingSener Science and Technology Co., Ltd
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Google Pay
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Bank Transfer
Q&A
Quick FAQ:Laptop Battery Care & Troubleshooting
- What Should I Know Before Buying a Laptop Battery Replacement?A: Before buying a laptop battery replacement, confirm your laptop’s exact model number and the part number printed on the original battery. Check the battery voltage, connector, physical dimensions, and compatibility list. Do not choose a battery based on appearance alone, because similar laptop models may use different batteries. Review the seller’s warranty, return policy, and product specifications before ordering.
- How Do I Find a Compatible Laptop Battery for My Device?A: To find a compatible laptop battery, identify your laptop’s full model number and the part number on the original battery. Compare these details with the replacement battery’s compatibility list and specifications, including voltage, connector type, and dimensions. If you are unsure, contact customer support with your laptop model and original battery part number before placing an order.
- Can I leave my laptop plugged in 24/7?Yes, the built-in TI chip prevents overcharging. Tip: To prevent long-term cell swelling, unplug and drain the battery to 40% twice a month.
- Why Is My Laptop Battery Not Charging?A: A laptop battery may not charge because of a faulty AC adapter, damaged charging port, loose connection, temperature protection, battery-health settings, or a worn-out battery. Confirm that you are using a compatible charger and inspect the cable and port for visible damage. Restart the laptop and review the manufacturer’s battery or charging settings. If the battery becomes unusually hot, swollen, or damaged, stop using it and seek professional assistance.
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Are BatteryMall Laptop Batteries Reliable?BatteryMall laptop batteries are designed with safety and reliability in mind. All batteries feature built-in IC protection against short-circuits, over-voltage, and overheating, helping protect the battery during normal use. They are also CE, FCC, and RoHS certified. For the best experience, choose a compatible laptop battery that matches your exact laptop model and original battery part number, and follow the installation and care instructions. BatteryMall also provides a 1-year warranty on KingSener batteries purchased from BatteryMall; see the Product Warranty page for details.