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Small rectangular green circuit board with button switches and ribbon connector

Vszerda

Vszerda Button Board ProBook 455 450 470 475 G4 DA0X83PB6D0

SKU CH-PJ2S-0VS1T

Replacement button board for ProBook 455 G4, 450 G4, 470 G4 and 475 G4 laptops

  • Restores power-button function on supported ProBook models
  • Direct replacement for part numbers DA0X83PB6D0 and 905754-001
  • Compatible with ProBook 455 G4, 450 G4, 470 G4 and 475 G4
  • New condition ensures reliable operation from first install

Button Board for ProBook G4 Models

This Vszerda button board replaces the power-switch assembly on HP ProBook 455 G4, 450 G4, 470 G4 and 475 G4 laptops. It matches part numbers DA0X83PB6D0 and 905754-001. The component restores front-panel control when the original board fails or is damaged during service.

Direct replacement part — no extra software

The package contains only the switch board itself; no cables, screws, drivers or diagnostic tools are supplied. Installers must reuse existing fasteners and connectors from the donor chassis. Buyers needing a full top-case assembly or additional ribbon cables should source those separately.

How it compares

Measured against everything we stock in Tech Gadgets & Accessories, at today’s prices. Recalculated every night.

Price $20.99
Cheaper than about 58% of the 5,998 comparable items (median $24.99).

Specifications

No published specifications for this item yet.

Questions about this item

Will the DA0X83PB6D0 button board need periodic cleaning or replacement of its tactile switches?

The board is a solid-state switch assembly with no user-serviceable contacts; normal use does not require cleaning or switch replacement.

What is the first limitation that appears when the power button is held down continuously?

The board simply registers a single press event; holding the button does not generate repeated signals or thermal stress.

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