Laptop Hard Drive Cover Caddy. Laptop Parts – Others. Server Parts & HDD Caddy/Tray. Philips Norelco & Sonicare. Laptop Power Jack Board. Replacement Band for Fitbit. Brand New Dell PowerEdge T640 Tower Server GPU Upgrade Fan Kit 6KK42 06KK42. DP/N: 6KK42 06KK42 3. Compatible with: Dell T640 Tower Server. What is included: 1x Fan kit as pictured. NOTE: Please make sure what you need are the right models as the descriptions and pictures.