This unit uses a power relay that will manage signals and protect units from noise while also alarming the user when voltage changes happen. Honeywell makes these power relays to work for power switching needs, and is known to be highly reliable and suitable for a majority of engineering sites of interest.
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.