TREE.NB RR03XL battery front view for HP ProBook delivers dependable power.
TREE.NB RR03XL battery side view highlights compact 3-cell design.
TREE.NB RR03XL battery labels show compatibility and safety markers.
TREE.NB RR03XL battery connectors ready for secure, quick installation.
TREE.NB RR03XL battery packaging highlights easy replacement.
TREE.NB RR03XL battery cell detail shows high-quality cells inside.

TREE.NB

TREE.NB RR03XL Battery for HP ProBook 430/440/450/455/470 G4/G5 – 11.4V 48Wh 3-Cell Replacement

High-performance electronics accessories made for confident daily results

$36.76

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Why customers choose Nexoltic

Power that travels with you

Restore reliable mobility to your HP ProBook with the TREE.NB RR03XL Battery. Designed for everyday work and on-the-go tasks, this replacement battery blends compact design with steady energy delivery, helping your workspace stay productive whether you’re at a desk, in a cafe, or during travel.

Built to fit seamlessly, the RR03XL unit is a 3-cell pack rated at 11.4V and 48Wh. It supports up to 500 recharge cycles over its lifetime, giving you a practical sense of longevity without promising specific outcomes for individual usage. The battery’s internal protections are designed to guard against common charging and power events, helping you charge with confidence and store the battery safely when not in use.

Key specifications

  • Voltage: 11.4V
  • Capacity: 48Wh
  • Cells: 3-Cell
  • Cycle life: Up to 500 recharge cycles

Compatibility and safety

  • Compatible Part Numbers: RR03XL, RR03048XL, HSTNN-PB6W, HSTNN-LB7I, HSTNN-UB7C, HSTNN-Q01C, HSTNN-Q02C, HSTNN-Q03C, HSTNN-Q04C, HSTNN-Q06C, 851477-421, 851477-541, 851477-831, 851477-832, 851610-850
  • Compatible with HP ProBook 430 G4, 440 G4, 450 G4, 455 G4, 470 G4; and ProBook 440 G5, 450 G5, 470 G5
  • Quality and safety: 100% new, grade A cells with built-in circuit protection for safe use and storage

What you can expect is a practical option for extended daytime use, smoother transitions between work sessions, and a replacement that aligns with your device’s size and power needs. This is a possibility for maintaining productivity on the move, without overpromising outcomes.

What you get in everyday life

  • Longer laptop uptime during meetings, travel, or classroom sessions
  • Reliability with fast charges and stable power delivery

If you’re seeking a dependable upgrade path for compatible HP ProBook models, the TREE.NB RR03XL battery offers a straightforward replacement option that emphasizes consistent energy and safe operation.

FAQ

Q: Is the TREE.NB RR03XL battery compatible with my HP ProBook?

A: Yes. It fits HP ProBook 430/440/450/455/470 G4 and ProBook 440/450/470 G5, covering RR03XL and related part numbers (RR03048XL, HSTNN- variants, and 851477-421/541/831/832/851610-850).

Q: How many recharge cycles does this battery support?

A: Up to 500 recharge cycles, depending on usage and charging habits.

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