Yale MO5491LN-626 Fail Secure Function Electrified Cylindrical Lever Lock - 24V, 2-3/4" Backset, 4-7/8" Strike, MO Lever, Schlage C Conventional Cylinder KR, Grade 1, US26D Satin Chrome Finish
Electric locks provide the ability to electrically lock or unlock the outside trim from a remote location. Fail Secure locks are used on perimeter doors or security doors to allow ingress using access control technologies (proximity cards, keypads, etc.)