🖥️ Overview

• Brand: Lenovo

• Model: 40AS0090US

• Product Type: USB-C Docking Station

• Interface: USB-C (supports USB-C and Thunderbolt 3 laptops)

• Color: Black

• Use: Converts a laptop into a desktop-style workstation with one cable.

⚡ Power & Charging

• Power adapter: 90 W AC adapter included

• Laptop charging: up to 65 W–100 W depending on adapter

• USB charging: up to 5 V / 3 A for supported devices.

🔌 Ports & Connectivity

USB Ports

• 3 × USB 3.1 Gen2 Type-A (10 Gbps)

• 2 × USB 2.0 Type-A

• 1 × USB-C port

Display Ports

• 2 × DisplayPort 1.4

• 1 × HDMI 2.0

Other Ports

• 1 × Gigabit Ethernet (RJ-45)

• 1 × 3.5 mm combo audio jack.

🖥️ Display Support

Supports up to 3 external monitors depending on laptop GPU and USB-C capabilities:

• 1 × 4K (3840×2160) @ 60 Hz

• 2 × 4K @ 30 Hz

• 3 × 1080p @ 60 Hz monitors.

📏 Physical Specifications

• Dimensions: approx. 171 × 80 × 30 mm

• Weight: about 340 g (0.75 lb)

• Cable length: ~171 mm host cable.

💻 Compatibility

Works with many Lenovo ThinkPad laptops and other USB-C laptops that support:

• USB-C DisplayPort Alt Mode

• USB Power Delivery.

Examples of compatible systems:

• ThinkPad T480 / T490 / T590

• ThinkPad X1 Carbon (6th / 7th Gen)

• ThinkPad X280 / X390

• ThinkPad L390 / P53s and others.

📦 What’s in the Box

• ThinkPad USB-C Dock Gen 2

• 90 W power adapter & cable

• USB-C host cable

• Documentation.