Door Closer Hikvision DS-K4DC104 – The steam pusher, also known as the steam elbow with the English name “door closer”, is a mechanical device used to close the door. – Used to use when someone opens the door, the door will slowly close. – Door Closer, for door weight 60~85 kg, width ≤ 1100mm. – Close strength: EN4. – Open angle: ≤ 180`b0. – Life cycle: 1 Million. – Environment temperature: -30~50℃.
