Over 10 Years of Bringing You Thousands of Quality Items at the Best Prices Around! We Must Be Doing Something Right! Dell TB18DC Dual USB-C Thunderbolt Docking Station with 240W Power Supply TB18. Dell TB18DC Dual USB-C Thunderbolt Docking Station with 240W Power Adapter (Refurbished). Dell Precision Dual USB Type-C Thunderbolt 3 Dock – TB18DC is a device that links all your electronic devices to your laptop PC using a dual Thunderbolt 3 (Type-C) cable interface. When you connect the laptop to the docking station, you can gain access to all your peripherals such as the mouse, keyboard, stereo speakers, external hard drive, and large-screen displays without having to plug …..