SBC Server Case

prusaprinters

This is a modular SBC or Development Board enclosure. Its base designprinciple is you stack on top of each other plates that hold various devicessuch as Raspberry PI, Arduinos, ESP32, hard drives, etc. You can customize itthe way you like. You may need some plates not provided yet. Feel free tocontact me if some plates are needed.It can contain up to 14.4 cm of devices in height. The plate size is 12 cm by15 cm. The plates are held by M3 male-female brass standoffs. The fan is 120mm by 120 mm and can up to 30 mm tick.I designed it with two goals in mind: * A single external power supply * A single cooling fan.The device showned in the pictures holds 3 Raspberry PIs, and two XL4005 buckconverters to supply the Raspberry PIs. On more buck converter along withanother Raspberry PI can be added. It is powered by a 12V, 5A power brick. Thefan is a 12 V, 120 mm computer fan. My server case contains a firewall, a DNSand DHCP server and my IOT management system.The BOM for my device is:**Power subsystem:** * 1 x female 5.5/2.5 power jack, 10 mm in diameter (up to 13 mm). * 1 x washer to hold the 10 mm power jack. * 2 x XL4005 based buck converters * 1 x 4 by 2 terminal block * 2 x terminal block jumper strips * 3 x micro USB male connector kits * 1 x micro USB to type C adapter * 4 x #4-40 bolts, 3/8" in length * 4 x #4-40 nuts * 2 x #8 bolts, 1/2" in length * 2 x #8 nuts * 4 x 20 mm M3 standoffs * some wires**Cooling subsystem:** * 1 x 120 mm x 25 mm 12V computer fan * 4 x #8 bolts, 1-1/4 inch long * 4 x #8 nuts**First 2 bottom Raspberry PIs:** * 8 x 25 mm M3 standoffs * 4 x M2 bolts, 10 mm in length * 4 x M2 nuts**Top Raspberry PI:** * 4 x M3 screws, 6 mm in length * 2 x M2 bolts, 10 mm in length * 2 x M2 nuts**3D printed parts:** * 1 x case bottom * 1 x case top * 2 x case sides * 1 x back side * 1 x front side * 1 x power supply plate * 3 x Raspberry PI plates**CAUTION:** The fan guard mesh is a bit large. Small finger could touch theblades. If it is a concern, add a piece of window screen between the fan andthe side of the case.This object main web page is:  http://www.ctheroux.com/sbc-server-case/.This object was designed using Solid Edge.You can request the source files on the page listed above.