SKU: KBHP450-G1 | Warranty: 12 months | Condition: Brand New
Restore full typing functionality to your HP ProBook notebook with the Astrum KBHP450-G1 replacement keyboard. Engineered for a precise fit and lasting performance, it brings your laptop back to peak productivity with minimal effort.
Key Benefits
Exact OEM-style fit for HP ProBook 450-G0, 450-G1, 450-G2, 455-G1, and 455-G2
Responsive scissor-switch membrane keys for quiet, comfortable typing
UV-printed legends resist fading and maintain sharp readability
Spill-resistant design adds protection against accidental spills
Durable ABS construction built to withstand daily use
Eco-friendly components, factory-tested for reliability and safety
Drop-in installation—no soldering or specialized tools required
Technical Specifications
Feature Details
Layout US QWERTY (full-size with numeric keypad)
Key Mechanism Scissor-switch membrane
Keycap Finish UV-printed, soft-touch
Spill Protection Integrated membrane guard
Module Type Keyboard only (no surrounding bezel)
Colour Black
Connector Flat ribbon cable with ZIF lock
SKU KBHP450-G1
Warranty 12 months
Compatible Part Numbers
721953-001
721953-B31
KBHP450-G1
90.4ZA07.L01
Compatible Models
HP ProBook 450-G0
HP ProBook 450-G1
HP ProBook 450-G2
HP ProBook 455-G1
HP ProBook 455-G2
Installation & Care Tips
Power off the notebook, unplug the adapter, and remove the battery if possible.
Carefully pry up the keyboard bezel or release the clips to expose mounting screws.
Remove screws and lift out the original keyboard assembly.
Align the Astrum ribbon cable with the ZIF connector and lock it in place.
Seat the new keyboard module into the chassis, reattach screws or clips, then snap the bezel back on.
Reinstall the battery, reconnect power, and boot up to verify full key functionality.
Wipe the keyboard surface with a dry microfiber cloth; avoid harsh chemicals or excessive moisture.
What’s Included
1 × Astrum KBHP450-G1 Replacement Keyboard (Black US)
1 × Quick-Start Installation Guide