Alpha Communication SF117/2A Emergency Pull Cord Switch

The Alpha Communications SF117/2A Emergency Pull Switch features a rugged, long-life, positive-acting switch mounted on a durable ABS plastic faceplate. Signaling an emergency requires just a short pull on the 6' long nylon cord, in any direction. The signal cannot be canceled except at the point of origin.The SF117/2A provides two circuits to operate 1-2 signaling devices, such as a remote annunciator lamp, and a corridor dome lamp. An optional model (SF117/4A) provides two additional signaling circuits to operate additional options such as floor bell(s) and individual apartment electric door openers, as required.