nVent HOFFMAN Enclosure hygrostat ETF300120 1 pc(s)

The ETR203 dual-adjustable temperature thermostat for any housing has two independent thermostats, reducing the space inside the enclosure. One thermostat has an NO (Normally Open) - the other one... NC (Normally Closed) contact, i.e. the temperature setting of one thermostat can control the cooling, and the other thermostat controls the heating. The controlled devices, for example  The filter or fan heater is then switched on or off at the required temperature level, which is defined by the user, whereby the operating costs can be reduced.

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