The MCK-1-3 from Alarm Controls is a mortise cylinder key switch with a 1.75″ DPDT momentary design, ensuring reliable operation and enhanced security for your access control systems.
Alarm Controls MCK-1-3 Key Switch Features
- Stainless Steel Plate: Accepts standard 1-1/8″ mortise cylinders, providing durability and compatibility with various installations.
- Depth behind Plate: 1.25″, allowing for easy integration into existing structures without additional modifications.
- Colored Leads: Switches are terminated in colored leads for straightforward wiring and installation.
- Rated Contacts: Switch contacts rated at 4A @ 28VDC ensure reliable performance under varied electrical loads.
- LED Compatibility: Operates on 12 or 24 volts AC or DC, providing flexibility in power options for visual indicators.
- Tamper-Proof Design: Includes slotted-head screws to enhance security and prevent unauthorized removal.
Detailed Specifications for Alarm Controls MCK-1-3
| Feature | Details |
| Product Type | Mortise Cylinder Key Switch |
| Switch Type | DPDT Momentary |
| Plate Material | Stainless Steel |
| Cylinder Size | 1-1/8″ |
| Depth Behind Plate | 1.25″ |
| Switch Rating | 4A @ 28VDC |
| Voltage Compatibility | 12 or 24 Volts AC/DC |
| Security Features | Tamper-proof with slotted-head screws |



















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