The HES 8500 series is the first concealed electric strike solution for mortise locksets. This revolutionary electric strike works with 3/4" mortise locksets in either metal or wood frame installations. Designed for a fast, convenient, and beautiful installation, the 8500 maintains the standard ANSI prep with no cutting into the face of the frame. The HES 8500 is ANSI/BHMA Grade 1, UL 10C 3-hr fire rated, and UL 1034 burglary resistant listed.
