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Door contact sensor BLOW 2765# model HO-03IK magnetic reed switch
Summary description:
Wired door contact sensor BLOW 2765# (model HO-03IK) is a magnetic reed switch designed to detect opening and closing of doors or windows. The compact sensor pair mounts on frame and sash, closing the circuit when aligned. Suitable for basic alarm, security and access control systems where a simple, reliable door/window state input is required.