Satechi ST-UCT4DM Laptop Dock

The Satechi Thunderbolt 4 Dock (model ST-UCT4DM) is a wired Thunderbolt 4 laptop dock that expands a laptop workspace with multiple high-speed ports and up to 96W USB Power Delivery. Compact and designed for desktop use, the dock provides three Thunderbolt 4 ports, four USB-A ports (three data, one dedicated charging), Gigabit Ethernet, a UHS-II SD card reader and a 3.5 mm audio jack to support common peripherals and media workflows.

Advantages

The dock uses Thunderbolt 4 technology to deliver up to 40 Gbps data transfer speeds, dual 4K video support via compatible displays and up to 96W charging to power laptops. Its combination of three Thunderbolt 4 ports and multiple USB-A ports allows simultaneous connection of displays, external drives, input devices and charging for accessories. A removable AC adapter provides extra power for high-demand peripherals, while the UHS-II card reader supports fast SD card transfers.

Suitable for

• Expanding ports on Thunderbolt 4‑equipped laptops (including compatible MacBook models)
• Dual 4K or multi‑display workstation setups
• Photographers and content creators using UHS‑II SD cards
• Home and office docking where Gigabit Ethernet is required

Key specifications

• Host interface: Thunderbolt 4
• Power Delivery: up to 96W
• Thunderbolt ports: 3 x Thunderbolt 4
• USB‑A ports: 3 x USB 3.0 (data) + 1 x USB 2.0 (charging)
• Ethernet: 1 x Gigabit RJ‑45
• Card reader: UHS‑II SD card reader
• Audio: 3.5 mm audio jack
• Weight: 0.422 kg
• Dimensions: 195 mm x 85 mm x 30 mm

How to use

Connect the dock to a compatible laptop using the supplied USB‑C to USB‑C cable and, if needed, attach the removable AC adapter for additional power. Plug displays into the Thunderbolt 4 ports (or use compatible adapters) and connect USB devices, external drives or an SD card to the appropriate ports. Use the Gigabit Ethernet port for a wired network connection and the 3.5 mm jack for audio output.

Recommendations

For optimal performance, connect high‑power peripherals while the AC adapter is attached and ensure your laptop supports Thunderbolt 4 and 96W Power Delivery where full charging is required. Use certified Thunderbolt 4 cables for maximum data and video performance.