The MCK-4 from Alarm Controls is a mortise cylinder key switch with single gang SPDT momentary functionality, designed for secure access control and reliable performance in various applications.
Alarm Controls MCK-4 Key Switch Features
- Stainless Steel Plate: Accepts standard 1-1/8″ mortise cylinders, ensuring compatibility and durability in different installation environments.
- Compact Design: Depth behind plate is 1.25″, allowing for easy installation in tight spaces.
- Color-Coded Leads: Switches terminated in colored leads simplify wiring and reduce installation errors.
- High-Rated Switch Contacts: Rated 4A @ 28VDC, providing reliable performance under various electrical loads.
- Versatile LED Operation: LEDs operate on 12 or 24 volts AC or DC, offering flexibility for different power configurations.
- Tamper-Proof Design: Includes slotted-head screws to prevent unauthorized access, enhancing security.
Detailed Specifications for Alarm Controls MCK-4
| Model | MCK-4 |
| Type | Mortise Cylinder Key Switch |
| Gang | Single Gang |
| Switch Type | SPDT Momentary |
| Material | Stainless Steel |
| Depth | 1.25″ |
| Switch Rating | 4A @ 28VDC |
| LED Voltage | 12 or 24 Volts AC/DC |
| Screws | Tamper-Proof, Slotted-Head |



















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