The MMTC 1KX-BC is an exterior key switch designed for commercial gate and access control applications. This model is configured with a Best-style interchangeable core cylinder, making it suitable for facilities using Best-type master key systems and interchangeable core security hardware.
The 1KX-BC is intended for exterior installations requiring secure keyed operation of compatible automated gates, doors, and entry systems. Manufacturer and distributor listings identify the unit as part of MMTC’s commercial key switch lineup, though detailed switch configuration, electrical ratings, enclosure specifications, and exact dimensions were not consistently published and should be verified before installation.
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