This zenith automatic transfer switch 480V 400A 400 amp 3 phase ZTSHU40EC-5AALLLLRTW is a sensor/switch. It senses object presence, distance, or position (or switches an electrical circuit) and converts that into an output signal for machine control or monitoring. Key specifications noted on this listing include 400A, 400 Amp, 3 Phase. It is commonly in packaging machinery, material handling, and automated inspection systems.
