The Pico 5 Starter Kit is the most cost effective way to experiment with a true hardware cluster. It comes with everything you need to get started except the micro SD cards for storage and the Raspberry PI computer boards themselves but they can be optionally added below.
The Pico 5 Starter Kit contains the following:
* Acrylic Casing
* 8-port Gigabit Ethernet switch
* US spec 12V 2A power supply
* Pico PDU for power distribution
* Heat Sinks for each PI for power dissipation
* All power and network cabling
* All mounting hardware, fasteners, and brackets.
NOTE: Raspberry PI boards and micro SD cards are not included.