Magnetic contact, surface-mounted reed contact (opener, NC) for securing doors or windows. Switching distance: approx. 40mm. Contact load: max. 500mA / 6VA. In robust metal housing with approx. 60cm 2-wire connection cable. Consists of contact, magnet and 4 screws. Dimensions: 17 x 50 x 10mm. Can be connected to the System 9000 bus via an input module 9000E1, 9000E8, 9000E16 or 9000EA4 (max. 5 contacts per bus input).