The MMTC 1K4X-SS Exterior Open/Close Keyswitch is a commercial-grade access control device designed for automated door and gate operator systems. Featuring a stainless steel enclosure, the 1K4X-SS is built for exterior installations where durability and corrosion resistance are important for long-term performance.
This surface mount keyswitch provides keyed OPEN and CLOSE control for commercial and industrial access applications including overhead doors, gates, and automated entry systems. The stainless steel housing is designed to withstand demanding environments while maintaining reliable operation. Public manufacturer listings do not provide confirmed dimensions, electrical ratings, or cylinder specifications for this model.
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