Amazon.com: Docking Station(40AH) for Lenovo ThinkPad Docking Station Used in Specific Models Only; P52s, L580, L480, T580, P580p,T480s,T480, X1 Carbon Gen 6, X280 : Electronics
Original Lenovo ThinkPad Ultra Docking Station (40AJ0135US) Advanced Edition For P52s T580, T480s, T480, X1 Carbon 2018, X280 - AliExpress
Lenovo Docking Station 40AJ - for T14s Gen 1 & Gen 2 T480s T490s | eBay
Lenovo ThinkPad T480 | 14" Business Laptop with 8th Generation Intel® Core™ i7 | Lenovo US | Lenovo US