2-power 2P-PA3478U-1BRS - Battery

When your HP Pavilion dv4, dv5, or dv6 won't hold a charge, this 2-POWER 2P-PA3478U-1BRS battery brings it back to life. It's a direct replacement for the original, fitting perfectly into the battery bay of your laptop. With a 4400 mAh capacity, you get enough power for several hours of work or play away from an outlet. The 10.8 V output matches the original specification, ensuring stable performance. It's built with six high-quality lithium-ion cells and includes protection against overcharging, over-discharging, and short circuits, so your laptop stays safe. The black casing blends seamlessly with most laptop designs. This battery is compatible with a wide range of HP and Compaq models, making it a versatile choice for many users.

Key specifications

• Battery type: Lithium-Ion (Li-ion)
• Voltage: 10.8 V
• Capacity: 4400 mAh
• Energy: 48 Wh
• Number of cells: 6
• Colour: Black
• Compatible with: HP Pavilion dv4, dv5, dv6; Compaq Presario CQ40, CQ50, CQ60, CQ70
• Replaces OEM part numbers: HSTNN-DB72, HSTNN-IB72, HSTNN-UB72, 462889-121, 484170-001, and others
• Certifications: CE, RoHS

Why choose it

This battery restores your laptop's portability. Instead of being tethered to a power outlet, you can work from a café, attend meetings, or watch videos on the go. The high-quality cells provide reliable performance and a long service life. The built-in protection circuits prevent damage from common electrical issues, giving you peace of mind. It's a cost-effective alternative to buying a new laptop, and installation takes only seconds.

Ideal use cases

• Students who need to take notes in lectures or study in the library.
• Professionals who travel frequently and need a reliable battery for presentations and remote work.
• Home users who want to use their laptop in different rooms without carrying the charger.
• Anyone with an older HP or Compaq laptop that still works well but has a worn-out battery.

Good to know

Before ordering, check your laptop's model number and the part number on your original battery to ensure compatibility. The battery is new and comes in a sealed package. For best results, fully charge and discharge the battery a few times after installation to calibrate it. Store the battery in a cool, dry place if not in use for extended periods. This product is CE and RoHS certified, meeting European safety and environmental standards.