Lenovo ThinkPad 40AJ0135US Ultra Dock with 135W AC Adapter and Master Key

Mechanical Ultra Dock for Enterprise ThinkPad

The Lenovo ThinkPad 40AJ0135US Ultra Dock connects via a dedicated side connector to qualified ThinkPad models including A285, A485 and L13 series. It delivers 85 W output power and supports up to three external monitors through two DisplayPort 1.4 ports, one HDMI 2.0 port and one VGA port. The unit includes a 135 W AC adapter with an American Standard Type B plug and a Master Key for physical security. It runs on Windows 10 or Windows 11 and weighs 1.76 lbs.

Check Side Connector and LAN Port Before Ordering

This dock requires a ThinkPad side docking connector and a LAN-enabled laptop; verify that your machine appears in the qualified model list such as ThinkPad A285 20MW, 20MX or A485 20MU, 20MV. Systems without the side connector or without a LAN port cannot use this docking station. The package ships in a brown box and operates up to a maximum temperature of 35 d with humidity between 8% and 95% non-condensing.

Bundled 135W Adapter and Master Key Enable Desk

The included 135 W AC adapter powers the dock and provides 85 W to the connected notebook through the slim-tip charging port. The Master Key locks the dock to a desk or cable loop to deter theft in shared environments. Two USB-C ports at 10 Gbps with 5V/3A power and four USB 3.1 ports at 10 Gbps, one always-on, handle peripherals while a 3.5 mm combo audio jack supports headset use.