This article covers Anker PowerExpand 7-in-1 Thunderbolt 3 Mini Dock ドッキングステーション 4K対応 HDMIポート1Gpbs イーサネット USB-Aポート USB-Cポート microSD＆SDカードスロット 搭載.

Overview

The Anker PowerExpand 7-in-1 Thunderbolt 3 Mini Dock is a compact docking station designed to boost productivity for Thunderbolt 3-equipped laptops, particularly MacBook models. Measuring roughly 109 × 109 × 30 mm, it fits easily in a laptop bag and won't clutter a small desk. Its key appeal is the single-cable convenience: connect one Thunderbolt 3 cable to your laptop and instantly gain HDMI (4K/60Hz), USB-A, USB-C, Gigabit Ethernet, and both microSD and SD card slots. The dock also supports pass-through charging up to 45W via the Thunderbolt 3 upstream port, so you can power your notebook while using all the other ports simultaneously. With every port in use, the output still provides a solid 36W.

Connectivity & Compatibility

Host connection: single Thunderbolt 3 (USB-C) port; includes a 0.63m Thunderbolt 3 cable to connect to MacBook or Thunderbolt 3 Windows notebooks. HDMI port supports 4K at 60Hz. If your notebook lacks Thunderbolt 3 but has DisplayPort 1.2, output drops to 4K/30Hz. DisplayPort 1.4 machines can still achieve 4K/60Hz. One USB-A port and one USB-C data port – both supporting USB 3.0 transfer speeds, suitable for peripherals and external storage. Independent microSD and SD card slots, letting you transfer files directly from camera media without an external reader. * Gigabit Ethernet (1000BASE-T) port for stable wired networking – ideal for video calls and large file transfers.

Product Info

The Anker PowerExpand 7-in-1 Thunderbolt 3 Mini Dock launched in May 2020 and sits at the entry-to-mid tier of Thunderbolt 3 docks. While it costs more than typical USB-C hubs (often under ¥10,000), the Thunderbolt 3 bandwidth and pass-through charging reliability justify the premium. Anker backs it with an 18-month warranty and Japanese-language customer support.

Best Use Cases

MacBook owners – especially 13-inch MacBook Pro and MacBook Air users with limited Thunderbolt 3 ports. The dock instantly expands connectivity for an external 4K monitor, wired network, USB peripherals, and SD cards. It's portable enough to take to a coffee shop or on a business trip. Creative professionals and photographers – the HDMI output drives an external monitor for editing, while the dual card slots enable fast file transfers from camera memory cards without digging out separate readers. * Remote workers – one-cable setup for a tidy home desk: wired Ethernet eliminates Wi-Fi reliability issues, and the USB ports connect webcams and microphones simultaneously. However, if your PC only has a USB-C port without Thunderbolt 3, you won't get full 4K/60Hz output or maximum pass-through charging; a simpler USB-C hub might be more cost-effective in that case.

Things to Consider

This dock is built around Thunderbolt 3. Even with a compatible PC, you may encounter occasional compatibility quirks with external monitors or charging due to firmware or OS versions. Pass-through charging drops from 45W to 36W when all ports are active, so heavy workloads might drain the battery faster than it charges. If you plan to attach multiple high-bandwidth USB 3.2 Gen 2 drives or a 4K webcam simultaneously, the dock's shared bandwidth may become a bottleneck; in that scenario, a more expensive Thunderbolt 3 dock with higher power delivery would be a better fit.

Product Disclosure (Amazon)

  • Manufacturer: Anker
  • Seller: 栗八商店【インボイス登録済み】
  • Fulfilled by: Amazon
  • ASIN: B087TM4HCP
  • Note: This article covers a manufacturer-made product based on Amazon listing details.