The MMTC HBFT-BC is a flush mount tamperproof OPEN/CLOSE keyswitch designed for commercial and industrial access control applications. This model includes a Best Core compatible cylinder, making it suitable for facilities that utilize Best-style interchangeable core key systems. Its tamper-resistant construction and stainless steel faceplate help provide dependable operation in controlled-access environments.
The HBFT-BC is commonly used with automated doors, gate operators, and overhead door systems requiring keyed OPEN and CLOSE functionality. The flush mount configuration is designed to fit standard single gang back boxes for clean commercial installation. Public manufacturer information lists the unit as a NEMA 1 rated interior device, though additional electrical and cylinder specifications are not publicly detailed.

