HP ProBook 450 G4 455 G4 Power Button Board DA0X83PB6D0

Power Button Switch Board & Cable for HP ProBook 450 G4 / 455 G4 / 470 G4

Keep your HP ProBook running smoothly with this direct-fit replacement power button switch board and cable. Designed to match the original OEM specification for the DA0X83PB6D0 board revision, this part restores full power button functionality quickly and reliably — no soldering or special tools required beyond basic laptop disassembly skills.

Compatible Models

• HP ProBook 450 G4
• HP ProBook 455 G4
• HP ProBook 470 G4
• Board Part Number: DA0X83PB6D0

Key Features

• Direct OEM Replacement: Engineered to match the original power button board dimensions and connector type for a seamless fit.
• Complete with Cable: Includes the integrated ribbon/data transfer cable so you have everything needed for a full swap.
• Reliable ON/OFF Switching: Restores proper power-on and power-off functionality to your ProBook laptop.
• Available in 1-Pack or 2-Pack: Choose a single unit for a one-time repair or a twin pack for workshop stock or a backup.
• No High-Concern Chemicals: Product contains no high-concern chemical substances.

Package Contents

• 1× or 2× Power Button Switch Board with Cable (DA0X83PB6D0)

Made in Mainland China.

Related Products

• 1.8M DisplayPort to HDMI Cable 4K – DP Adapter for PC & TV
• 1.8M USB-C to HDMI Cable 4K – MacBook, Laptop & Phone
• 10-Pack 12V 3-Pin PC Fan Extension Cable 26cm – CPU GPU Cooler

For guidance on safe laptop repair and electronic component handling, refer to the U.S. Consumer Product Safety Commission – Electrical Safety resource.

Learn more: Laptop

Frequently Asked Questions

Q: Which HP ProBook models is this power button board compatible with?

A: This power button switch board and cable is compatible with the HP ProBook 450 G4, 455 G4, and 470 G4 laptops using the DA0X83PB6D0 board revision. Always verify your board part number before purchasing to ensure a correct fit.

Q: Does the package include the cable, or do I need to purchase it separately?

A: The cable is included with the board. Each unit comes as a complete assembly — power button switch board plus the data transfer cable — so you have everything needed to complete your repair in one purchase.

Q: Is the 1-pack or 2-pack a better choice for me?

A: If you are repairing a single laptop, the 1-pack is the ideal choice. The 2-pack is great for repair technicians, IT workshops, or anyone who wants a spare on hand for future maintenance needs.