Zettler Electronics Relay Modules PCB relay 619648 - Zettler Electronics AZ733-2CE-9DE, The Zettler Electronics AZ733-2CE-9DE PCB relay operates at 9 V DC and can handle currents up to 12 A. It features two change-over contacts, suitable for switching applications. Typical uses include electronic control systems and automation applications. Zettler Electronics AZ733-2CE-9DE PCB Relay 9V DC 12A 2 Change-Overs 1pc