The S 313 C4 DX part from Legrand is a DIN Rail Mounted relay that has 4 changeover contacts, rated for up to 10A at 250VAC. It is a compact device, with a DIN-Rail mounting base on its rear side, a thumb latch for releasing the contact block and a removable transparent cover for protection. It has UL, CSA, VDE, and EN approval ratings, and it has a high mechanical and electrical endurance. It is suitable for a wide range of applications, from industrial applications to home automation.