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Unit of 3 kW maxi/230 V 1P, 1 outlet, intended for the power supply and the temperature regulation of electric heating elements (immersion heaters, heaters, batteries...). PID control with solid state relay. Pt100 sensor input signal with preset temperature range of -50/+350 °C. IP53 polycarbonate enclosure with cable glands supplied with on the front panel, the power regulator and 1 on/off switch. The box is equipped with a polarised loop delivered shunted for connection, on 2 terminals, of a remote on/off control and external safety devices (dry contacts). The controller's alarms are reported on 2 terminals by dry contacts.