The MMTC 1KFSX-SLF is a tamperproof flush mount keyswitch designed for commercial and industrial access control systems. This model includes an SLF large format cylinder, making it compatible with facilities using large format interchangeable core keying systems. Its tamper-resistant construction and stainless steel faceplate are designed to provide dependable performance in controlled-access environments.
The 1KFSX-SLF is commonly used with automated doors, gate operators, and overhead access systems requiring secure keyed control. The flush mount single gang configuration is designed for clean installation in standard electrical back boxes. Available manufacturer information identifies the unit as a NEMA 1 rated interior device, though detailed electrical specifications and dimensions are not publicly listed.

