Extra Digital Advanced NB462551 Replacement Battery for HP RE03XL – 3700mAh 11.55V Li-ion, 3-Cell, Black

When your HP Pavilion or Envy laptop no longer holds a charge through a full work session, this Extra Digital Advanced replacement battery restores dependable power. Built around the RE03XL specification, it fits a range of HP 15-CS, 15-CW, 15-DR, and 15-DS series notebooks, giving you the freedom to work away from the wall outlet without unexpected shutdowns.

Key specifications

• Battery chemistry: Lithium-ion (Li-ion) with Grade A cells
• Voltage: 11.55 V
• Capacity: 3700 mAh / 42.74 Wh
• Configuration: 3-cell internal pack
• Compatible HP part numbers: RE03XL, L32407-AC1, L32407-2C1, L32407-2C2, HSTNN-UB7R, HSTNN-DB9A
• Safety protections: overcharge, over-discharge, overcurrent, short circuit
• Certifications: CE, RoHS, FCC
• Colour: black
• Condition: new

Why choose it

This battery is manufactured to meet or exceed the original HP specification, ensuring stable voltage output and reliable capacity. The integrated protection circuitry guards against common electrical faults, while Grade A cells deliver consistent performance over an expected 300–500 charge cycles. It is a direct replacement for the RE03XL and its cross-referenced part numbers, so installation is straightforward for a qualified technician.

Ideal use cases

• Reviving an HP Pavilion 15-CS or 15-CW that no longer runs on battery power
• Extending the usable life of an HP Envy 15-DR or 15-DS for mobile professionals
• Replacing a swollen or degraded original battery before it damages the laptop chassis
• Keeping a spare battery charged for field service

Good to know

This replacement battery is designed for internal installation and is compatible with specific HP laptop series. Always verify your laptop model and original battery part number before ordering. For optimal performance, follow proper charging practices and avoid extreme temperatures.