The APC AP4422 Rack Automatic Transfer Switch ATS is a reliable and efficient device designed to seamlessly transition power between two sources in the event of a power outage. With a maximum input current of 16A and voltage compatibility of 220-230VAC, this automatic transfer switch is suitable for use with APC equipment. Its sleek black design adds a professional look to any rack, making it a practical and essential component for ensuring continuous power supply in data centre or server room environments.