HP Thunderbolt Dock 280W G4 HSN-IX03 Thunderbolt 3 Docking Station

What you get

• 1 × HP Thunderbolt Dock 280W G4 (model HSN-IX03)
• 1 × 280W AC power adapter (matching power brick shown)
• 1 × AC mains power cable
• Integrated Thunderbolt 3 host cable (attached to the dock)

Features

• Thunderbolt 3 host connection (40 Gbps) for single‑cable docking and high bandwidth data/video transfer.
• High‑power 280W external power brick supplied to power the dock and charge compatible laptops.
• Supports laptop power delivery (PD) to charge compatible notebooks — up to the host limit (see compatibility note).
• Multiple display outputs for connecting external monitors (DisplayPort / HDMI outputs available; final display configuration depends on host graphics and cabling).
• Gigabit Ethernet for reliable wired networking.
• Multiple USB ports (USB‑A and USB‑C) for peripherals, plus a front USB port for easy access and device charging.
• 3.5 mm audio jack for headset or speakers.
• Security slot (Kensington style) for physical locking of the unit.
• Compact vertical design intended for desktop or workstation use; integrated host cable reduces cable clutter.

Specifications

• Manufacturer: HP
• Model: Thunderbolt Dock 280W G4
• Regulatory/Model code: HSN‑IX03 (as labelled)
• Part number (labelled): M88252‑001 (reference from label)
• Input (from power brick label): 20 V ⎓ 14 A (280 W)
• Host interface: Thunderbolt 3 (USB‑C connector, 40 Gbps)
• Video outputs: Combination of DisplayPort and HDMI outputs (see device labelling and photos). Supported monitor configuration depends on host capabilities and cable choice; capable of multi‑monitor setups including 4K (see host GPU limitations).
• Network: Gigabit Ethernet (RJ‑45)
• Audio: 3.5 mm combo audio jack
• USB: Mixed USB‑A and USB‑C ports (high‑speed USB and charging ports available)
• Power delivery: Provides power to the host laptop via Thunderbolt 3 (PD), subject to host compatibility and power negotiation — the dock is supplied with a 280W adapter to support charging and peripherals.
• Country of origin (labelled): Made in China
• Regulatory: Multiple international safety and regulatory marks shown on the unit (CE, UKCA, UL, etc.)
• Included accessories: 280W power brick and AC mains cable (as pictured)

Compatibility

History