ThinkPad Workstation Dock Slim Tip Y cable is the dedicated power split cable for ThinkPad Thunderbolt 3 Workstation Dock Gen 2. ;

Features & Benefits

• Slim design, only works with ThinkPad Thunderbolt 3 Workstation Dock Gen 2(Dock sold separately)
• Input: 230W, slim tip
• Output: 2 outputs connecting to ThinkPad Thunderbolt 3 Workstation Dock Gen 2.

• Out of power connectors? Splitter cable is the answer. It can attach additional floppy drives, removable storage drives, hard drives, CD-ROMs, CD-RWs, tape drives, fans, etc. to your computer's power supply.
• Relaxes you by letting you replace your misplaced and overused power cable