BT04 Battery for HP laptop 14.8V 3500mAh
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  • BT04 Battery for HP laptop 14.8V 3500mAh
  • BT04 Battery for HP laptop 14.8V 3500mAh
  • BT04 Battery for HP laptop 14.8V 3500mAh
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4.7 / 5 (3 reviews )

BT04 Battery for HP Laptop - 14.8V 3500mAh 6-Cell Li-Ion

€36.99
Tax included
Reference: BAT-HP119
Brand: OEM
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EU shipping 48-96h 14-day returns 3-year warranty
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Warranty
3 years
14 days to return
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The BT04 battery is a compatible replacement for HP laptops, with 14.8V and 3500mAh capacity. It is equivalent to part numbers BT04052XL, BT04XL, and HSTNN-I10C. New product, individually tested, with 3 years warranty and shipping from Spain in 24-48 hours.

BT04

BT04 Battery for HP Laptop - 14.8V 3500mAh 6-Cell Li-Ion

New replacement battery with 3 years warranty and shipping from Spain.

  • 3500 mAh
  • 14.8 V
  • 6-Cell Li-Ion
  • New

Key features

  • 🔋 Nominal Capacity

    3500 mAh for reliable and extended autonomy.

  • Stable Voltage

    14.8 V, ensuring correct power supply for your device.

  • 💡 Li-Ion Technology

    Built with 6 high-density Lithium-Ion cells.

  • 🔧 Direct Compatibility

    Exact replacement for part numbers such as BT04XL and HSTNN-I10C.

  • 🔌 Safety Circuits

    Includes integrated protection against overvoltage and undervoltage.

Product description

The replacement battery with reference BT04 is the ideal solution to restore the autonomy of your HP laptop. Designed to offer reliable and durable performance, it has a capacity of 3500 mAh and a voltage of 14.8 V, distributed in 6 Lithium-Ion (Li-Ion) cells.

This component incorporates protection circuits against overvoltage and undervoltage, guaranteeing the safety of both the battery and the equipment. It is a new product, individually tested in our technical service to ensure its correct functioning and compatibility.

  • Capacity: 3500 mAh
  • Voltage: 14.8 V
  • Number of cells: 6
  • Technology: Li-Ion
  • Color: Black

It is a direct replacement for multiple part numbers, including BT04052XL, BT04052XL-PL, BT04XL, and HSTNN-I10C, facilitating the identification of the correct part for your repair.

All our batteries undergo quality control in our technical service before being shipped, ensuring that each unit meets the voltage and capacity specifications for optimal performance from the first use.

Who is this product for?

For technical services and individual users who need to replace an exhausted or defective battery in compatible HP laptops.

Ideal for

  • Replacement of original HP battery with part number BT04 or HSTNN-I10C.
  • Restore the portability of a computer that no longer holds a charge.
  • Repair of equipment that unexpectedly shuts down due to battery failure.
  • Have a second battery to extend working hours without a power connection.

Technical specifications

Electrical Specifications
Capacidad3500 mAh
Voltaje14.8 V
Cell TechnologyLi-Ion
Number of Cells6
Physical Characteristics
ColorBlack
Seguridad
Protección contra sobretensiónYes
Protección contra subtensiónYes

Compatibility

Compatible part numbers

  • BT04
  • BT04052XL
  • BT04052XL-PL
  • BT04XL
  • HSTNN-I10C

Always check the part number printed on your original part before ordering; if in doubt, contact us with the exact model of your device.

Frequently asked questions

How do I know if this BT04 battery is compatible with my HP laptop?

To ensure compatibility, the most reliable way is to compare the part number (P/N) of your original battery with those on our list. Look for codes like BT04, BT04052XL, BT04XL, or HSTNN-I10C on your battery's label. If it matches any of them, this battery is correct for your device. The shape and connectors must also be identical.

Is it necessary to calibrate the new battery the first time it is used?

Yes, we recommend an initial calibration cycle. Charge the battery to 100% with the laptop turned off. Then, turn it on and use it with the battery until it is completely depleted and the device shuts down. Finally, recharge it to 100% without interruptions. This helps the system recognize the actual capacity and optimizes its performance.

What is the approximate duration of this battery?

Battery life depends on the laptop model, its configuration, and its usage. With 3500 mAh, this battery offers a duration similar to the original when it was new. You can expect several hours of office use or browsing, but the exact figure varies significantly between devices and their condition.

What warranty does it have and what do I do if it doesn't work or fit?

We offer a 3-year warranty for private customers (1 year for professionals). If the battery is not compatible or has any defect, you have 14 days to return it. You can arrange the return shipping yourself or request a home collection for 8,90 € in Spain and Portugal, which will be deducted from the refund.

Warranty, returns and shipping

  • Warranty: 3-year warranty (1 year for business customers)
  • Returns: 14-day returns (ship it yourself or €8.90 home pickup in Spain and Portugal)
  • Shipping: EU delivery 48-120 h
  • Condition: New
OEM
BAT-HP119
1 Item

Data sheet

CG. Reference
BT04
CG. Type of piece
Battery
CG. State
New
CG. Warranty
3 years
CB. Voltage
14.8 V
CB. Number of cells
6
CB. Cell technology
Li-Ion
CB. Color
Black
CB. Capacity
3500 mAh
CB. Overload protection
Yeah.
Yes
4,7
★★★★★ ★★★★★
3 reviews
5 ★ 2
4 ★ 1
3 ★ 0
2 ★ 0
1 ★ 0
C
Cliente verificado ✓ Verified purchase
★★★★★ 07/04/2025

Good quality and good price

C
Cliente verificado ✓ Verified purchase
★★★★☆ 02/02/2024

It's the second battery I buy and I expected the durability to be longer.

C
Cliente verificado ✓ Verified purchase
★★★★★ 10/11/2020

I hope it remains efficient.

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