Lenovo 40AN0135EU laptop dock/port replicator Wired Thunderbolt 3 Black, Red

The Lenovo 40AN0135EU Docking Station is a wired Thunderbolt 3 dock powered by an Intel® Thunderbolt™ chipset, designed to expand connectivity for USB-C and Thunderbolt-enabled laptops. It supports up to 4K Ultra HD resolution (3840 x 2160) for multiple displays, offers high-speed data transfer, and provides wired Ethernet and audio connectivity. The unit is finished in black with red accents and is powered by a 135 W DC adapter; it is compatible with Windows 10 and Windows 7.

Advantages

This docking station delivers Thunderbolt 3 performance for fast file transfers and support for multiple 4K displays. It integrates a Gigabit Ethernet (10/100/1000 Mbit/s) port and a 3.5 mm headphone jack for audio, while the included 135 W power supply supports connected laptops. The wired design ensures stable connectivity and broad compatibility with USB-C and Thunderbolt laptops.

Suitable for

• Connecting multiple external monitors (up to 4K UHD)
• High-speed data transfer and large file workflows
• Stable wired network access for video calls and large downloads
• Expanding ports for laptops with limited native connectors

Key specifications

• Model: Lenovo 40AN0135EU
• Chipset: Intel® Thunderbolt™ (Thunderbolt 3)
• Display support: up to 4K Ultra HD (3840 x 2160)
• HDMI ports: 2
• USB 3.2 Gen 2 Type-A ports: 5
• Ethernet: 1 × RJ-45 (10/100/1000 Mbit/s)
• Audio: 3.5 mm headphone jack
• Connectivity: Wired Thunderbolt 3 / USB-C compatible
• Power supply: 135 W DC
• Color: Black with red accents
• Weight: 0.525 kg
• Compatible OS: Windows 10, Windows 7

How to use

Connect the dock to your compatible laptop using the Thunderbolt 3/USB-C cable provided by your system or included with the dock, then attach external displays via the HDMI ports. Plug in the 135 W DC power adapter to power the dock and charge connected devices if supported. Connect a wired network cable to the RJ-45 port for Gigabit Ethernet access and use the 3.5 mm jack for audio output. Install any necessary drivers or firmware updates on your laptop if prompted to ensure full functionality.

Recommendations

For best performance, use a Thunderbolt 3-capable USB-C port on your laptop and ensure the laptop firmware and drivers are up to date. When using multiple 4K displays, verify your laptop’s GPU and Thunderbolt bandwidth support the desired display configuration.