Lenovo ThinkPad Thunderbolt 3 Dock Gen2 135W Grade A

At a hot desk in a bustling open-plan office, a ThinkPad user drops their laptop onto a Thunderbolt 3 cable and instantly gains dual 4K monitors, wired gigabit Ethernet, and a full complement of USB peripherals—all while the notebook charges. That’s the everyday reality with the Lenovo ThinkPad Thunderbolt 3 Dock Gen2 135W. This Grade A preowned unit delivers the same enterprise-grade connectivity as new, at a fraction of the cost.

Key specifications

• Host connection: Thunderbolt 3 (USB-C) with up to 40 Gbps data transfer
• Power delivery to host: up to 65W via Thunderbolt 3
• Included power adapter: 135W Slim Tip AC adapter
• Video outputs: 2 x DisplayPort 1.4, 2 x HDMI 2.0, 1 x Thunderbolt 3 downstream (USB-C)
• USB ports: 5 x USB 3.1 Gen 2 (10 Gbps, one always-on charging), 1 x USB-C Thunderbolt 3 downstream
• Ethernet: 1 x Gigabit RJ-45
• Audio: 1 x 3.5 mm combo jack
• Max resolution: single display 5K @ 60 Hz; dual display 2 x 4K @ 60 Hz
• Security: Kensington lock slot
• Colour: black

Why choose it

This dock turns a single Thunderbolt 3 port into a complete workstation hub. It supports up to three external displays, high-speed USB peripherals, and reliable wired networking—all while keeping your laptop charged. The 135W adapter ensures the dock has ample power for connected devices, and the always-on USB port lets you charge a phone or headset even when the laptop is asleep. With Grade A preowned condition, you get full functionality and a clean, professional appearance.

Ideal use cases

• Office workers who need a one-cable connection to monitors, keyboard, mouse, and network at their desk
• Creative professionals driving high-resolution displays for design, video editing, or data analysis
• IT departments standardizing docking stations for fleets of ThinkPad laptops
• Home office users who want to switch between laptop and desktop-like setup instantly

Good to know

The dock includes a 0.7 m Thunderbolt 3 cable for connection to the host laptop. It is compatible with Windows 10 systems and supports the ThinkPad line as well as other Thunderbolt 3-equipped notebooks. Please note that the host laptop must support Thunderbolt 3 for full functionality; USB-C without Thunderbolt will not work. The dock’s firmware can be updated via Lenovo’s support site for optimal performance.