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Black rectangular lithium polymer laptop battery with label showing 53Wh 11.55V

NShi

NShi CC03XL 53Wh 11.55V laptop battery

SKU CH-EJND-X1FEN MPN CC03XL.

53Wh 11.55V lithium-polymer replacement battery for select HP ZBook Firefly 14, EliteBook 830, 835, 840, 845 and ProBook 635 Aero G7/G8 models

  • Battery TypeLithium Polymer
  • 53 Wh capacity delivers extended mobile runtime
  • 55 V lithium-polymer cell matches original specifications
  • Replaces CC03XL HSTNN-DB9Q L77608-2C1 L77608-421 L78555-005 part numbers
  • Fits HP ZBook Firefly 14 G7 G8 EliteBook 830 835 840 845 G7 G8 ProBook 635 Aero G7 G8
  • New battery supplied ready for immediate installation

Compatible HP models

This replacement battery fits HP ZBook Firefly 14 G7 and G8, EliteBook 830, 835, 840 and 845 G7 and G8, plus ProBook 635 Aero G7 and G8. It does not fit EliteBook x360 830 G7 or G8. Check the original battery part number before ordering.

Electrical specification

The pack delivers 11.55V and 53Wh capacity using lithium-ion cells. It replaces original part numbers including CC03XL, HSTNN-DB9Q, L77608-2C1, L77608-421 and L78555-005.

Who should buy

Suitable for owners of the listed clamshell models needing a new 53Wh pack. Buyers with EliteBook x360 830 G7 or G8, or any laptop not in the compatibility list, should look for a different battery.

Highlights

  • 53 Wh capacity delivers extended mobile runtime
  • 55 V lithium-polymer cell matches original specifications
  • Replaces CC03XL HSTNN-DB9Q L77608-2C1 L77608-421 L78555-005 part numbers
  • Fits HP ZBook Firefly 14 G7 G8 EliteBook 830 835 840 845 G7 G8 ProBook 635 Aero G7 G8
  • New battery supplied ready for immediate installation

Specifications

Battery TypeLithium Polymer

Questions about this item

How long will a 53Wh battery run my EliteBook 840 G8 on a typical workload?

The 53Wh rating means the pack stores 53 watt-hours of energy; actual runtime depends on your screen brightness, CPU load and power-profile settings.

What connector does the CC03XL use and does it limit charge speed?

It uses the original HP internal battery connector; charge rate is controlled by the laptop's embedded controller, not by the battery itself.

Will this 14-inch Firefly battery fit inside my EliteBook 835 G7 chassis?

Yes — the CC03XL is listed as a direct replacement for EliteBook 835 G7 and shares the same physical dimensions and screw-hole pattern.

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