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Rectangular black Lenovo ThinkPad USB 3.0 Ultra Dock with front ports and rear connectors

Lenovo

Lenovo ThinkPad USB 3.0 Ultra Dock 40A80045US

SKU CH-2YM1-NE0TX

A USB 3.0 docking station adding 40 watts of power and multiple ports for ThinkPad T431s, T440, T440s, T440p, T450, T540p, T540s and T550 models

  • Connects multiple ThinkPad models via one USB 3.0 cable
  • Supports T550, T540s, T450, T540p, T440p, T440s, T440, T431s
  • Expands ports for notebook and tablet PC workflows
  • Single-cable docking simplifies desk setup
  • Lenovo ThinkPad USB 3.0 Ultra Dock 40A80045US

Compatible ThinkPad Models

This USB 3.0 Ultra Dock supports a specific range of Lenovo ThinkPad laptops including the T550, T540s, T450, T540p, T440p, T440s, T440, and T431s. It provides a single-cable connection to expand peripheral connectivity for these devices. Owners of other ThinkPad series or non-Lenovo laptops cannot use this dock.

USB 3.0 Interface

The dock connects to the host system via a USB 3.0 interface, which determines its data throughput and video capability. This single specification dictates whether the dock meets your bandwidth requirements for external displays and attached storage. Systems limited to USB 2.0 will not achieve the intended performance.

Port Expansion Capacity

The unit adds multiple USB ports, video outputs, and audio connections to a compatible notebook, allowing a desktop-like setup with monitors, keyboards, and drives. It comfortably handles typical office peripherals and dual-display configurations. High-bandwidth demands such as multiple 4K displays or fast external RAID arrays exceed the available USB 3.0 bandwidth.

Highlights

  • Connects multiple ThinkPad models via one USB 3.0 cable
  • Supports T550, T540s, T450, T540p, T440p, T440s, T440, T431s
  • Expands ports for notebook and tablet PC workflows
  • Single-cable docking simplifies desk setup
  • Lenovo ThinkPad USB 3.0 Ultra Dock 40A80045US

Specifications

BrandLenovo

Questions about this item

How does the USB 3.0 connection affect real-world data transfer speeds with this dock?

The USB 3.0 interface caps throughput at its standard maximum, so large file copies and external drive performance will not exceed that bandwidth limit in practice.

Which ThinkPad models are confirmed compatible with the 40A80045US dock?

The dock supports the T431s, T440, T440s, T440p, T450, T540p, T540s and T550 series notebooks.

What physical connection does the dock use to attach to the laptop?

It connects through a single USB 3.0 cable that plugs into the notebook's USB port for both data and power delivery.

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