Enda ETC Series PID Temperature Controllers Panel Mount - Enda ET9420-230, A 96 x 96 x 50mm panel mounting PID temperature controller with a choice of selectable control outputs including relay, alarm and SSR. There are inputs for a range of Pt100 temperature sensor types and the unit has 2x 4-digit LED displays, with parameter control set via front panel keys. Enda ET9420-230 PID Temperature Controller