Basic component of system is the Pi-Cubes Main Board, that board is motherboard of the system,Raspberry PI B+/2 is mounted on this board and safely attached on spacers with screws.

• Integrated 24VDC power supply.
• Integrated RTC with backup rechargeable battery
• Super Capacitor Backup to allow Safe Linux shutdown.
• RJ45 communication jack for thermostats, it supports RS485 communication and power to thermostats through one cable.
• Extension port for I/O modules.

Raspberry Pi is not included!