The ASCO c automatic transfer switch 400 amp 480Y 277V 3 phase pole 60HZ is a sensor/switch from ASCO. It detects the presence, position, or proximity of a target object, or switches a circuit, outputting a signal to trigger or monitor a machine process. Key specifications noted on this listing include 400 Amp, 3 Phase. It is commonly in process monitoring and machine safety or positioning applications.
