The MI3 system consists of a MI3 sensing head and a communication box (IP65 enclosure or DIN rail mountable housing). The sensing head comes with 1 m head cable and inludes a mounting nut.
PLEASE NOTE that the communications box is sold Separately
Comms boxes can be found at: https://www.eurothermcontrollers.com/raytek-mi3-communication-boxes/
For additinal accessories, please visit: https://www.eurothermcontrollers.com/accessories/