Harmony Relay. Interface relay RXG as a component. Number of contacts 2, relay changeover design, contact load capacity 5 A each. Coil control voltage 24 VAC. Mechanical position indicator no, LED indicator no. Test button for testing the contacts no, test lever for permanent switching for test purposes no. Transparent housing with a view of the contact without displays and test functions. Connections stable flat pins. Installation in a separate plug-in base.