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The HP Thunderbolt Dock 120W G4 (Part Number: M88251-001) is a commercial-grade Thunderbolt 4 docking station designed for multi-OS environments. It features advanced security, robust device management, and high-performance display output.

Key Technical Specifications

  • Power Delivery: Delivers up to 100W of power to your connected laptop via the integrated 0.8-metre Thunderbolt 4 cable, while drawing 120W from the wall.
  • Video Output: Supports up to four 4K displays @ 60Hz simultaneously (leveraging Display Stream Compression).
  • Network Connectivity: Features an RJ-45 Ethernet port driven by dual internal network interface cards supporting 1Gb and 2.5Gb speeds.
  • Operating System Support: Rigorously tested and certified to work across Windows 10/11, macOS, and ChromeOS

Physical Port Layout

The dock provides comprehensive expansion capabilities split across its chassis:

  • Front Components: 1 x USB-C® 3.2 Gen 2 port (10 Gbps data / power out only)

  • Side Components:

    2 x USB 3.2 Gen 1 ports (5 Gbps, power delivery/charging, located on right/left sides) 1 x Standard Kensington Lock Slot

Back Components:

  • 1 x Thunderbolt™ 4 port
  • 1 x USB-C® DisplayPort™ Alt Mode port
  • 2 x USB 3.2 Gen 1 ports (5 Gbps charging when docked)
  • 2 x DisplayPort™ 1.4 ports
  • 1 x HDMI 2.0 port
  • 1 x RJ-45 Ethernet port
  • 1 x AC Power Adapter port

Top Components:

  • Integrated LED power button to power on or wake supported host systems.                                                                                                                                       
We may have more than one of these items in stock. The item photographed may not be the item you will receive, but you will receive the same brand, same model number in the same condition/grade/colour.
UK customers

We offer free postage to mainland UK. The price you see includes VAT. Please provide your email address and ask for a VAT invoice if required.

Small items are sent by Royal Mail. There is no extra cost for UK islands.
Large items are sent by ParcelForce courier. Delivery to UK islands and Northern Ireland can incur extra cost.
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EU customers

 Please purchase through eBay Global Shipping Program. eBay will add import duties and deduct VAT at checkout.
For customers from the rest of the world, we don't offer shipping options, but you can organise pick-up with your preferred parcel company.

Warranty

 We offer a 60-day return to base warranty. If you have any issues, please email us. This item does not come with any manufacturer warranty.



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