3RH21221SB40 Siemens

Description: COUPLING RELAY 2NO+2NC DC 24V SC, Features: Auxiliary Contacts, Packaging: Box, Mounting Type: Chassis Mount, DIN Rail, Coil Voltage: 24VDC, Operating Temperature: -25°C ~ 50°C, Termination Style: Screw Terminal, Contact Form: 4PST-2NO/2NC (2 Form A, 2 Form B), Contact Rating (Current): 10 A, Switching Voltage: 690VAC - Max, Must Operate Voltage: 20.4 VDC, Part Status: Active.