HBFST Interior Flush Mount Tamperproof Open-Close with Stop w/ Mortise Cylinder

The HBFST is a tamperproof open/close keyswitch with a push-button Stop on a stainless steel single-gang faceplate for interior flush mounting. It is rated NEMA 1 for indoor use. Turn the key left or right to send an open or close command; it springs back to center when released. It uses a 5-pin mortise cylinder. The faceplate measures 4-1/2 in x 2-3/4 in. The back box is 4 in H x 2 in W x 2-3/4 in D. Fit it to a standard single-gang box in an interior wall next to a commercial door, gate or barrier. Wire the open and close contacts and the stop button to the operator inputs plus common. Features Open / Close key positions Spring return to center Momentary contacts Push-button Stop 5-pin mortise cylinder Stainless steel faceplate Tamperproof NEMA 1 for indoor use Single-gang flush mount Before You Order Single-gang flush mount. Check the box depth before installing. NEMA 1 is indoor only. For an exterior wall, see the HBFSX. Check if your operator needs a normally closed or normally open stop circuit. Run 4 conductors: open, close, stop and common. No stop button needed? See the HBFT. Standard version: HBFS.