Siemens Latched Contactor Relay 4NO, 10 A, 4 W, 220 V dc. Pole Configuration: 4P. Range: Sirius Innovation. Contact Voltage Rating: 600 V dc, 690 V ac. Mounting Style: DIN Rail Mount. Series: 3RH2. Terminal Type: Screw. Length: 90mm. Width: 73mm. Depth: 57.5mm. MPN: 3RH2440-1BM40