The MCK-4-5 from Alarm Controls is a mortise cylinder key switch with single gang pneumatic time delay, designed for secure and efficient access control. Its robust construction and versatile voltage compatibility make it an excellent choice for both commercial and residential applications.
Alarm Controls MCK-4-5 Key Switch Features
- Stainless Steel Plate: Accepts standard 1-1/8″ mortise cylinders for easy installation and compatibility.
- Compact Depth: The depth behind the plate is just 1.25”, allowing for installation in tight spaces.
- Color-Coded Leads: Switches are terminated in colored leads for simplified wiring and installation.
- High-Performance Contacts: Switch contacts are rated at 4A @ 28VDC, ensuring reliable operation.
- Versatile LED Operation: LEDs operate on 12 or 24 volts AC or DC, providing flexibility for different setups.
- Tamper-Proof Design: Includes slotted-head screws to enhance security and prevent tampering.
Detailed Specifications for Alarm Controls MCK-4-5
| Feature | Details |
| Product Type | Mortise Cylinder Key Switch |
| Switch Type | Single Gang Pneumatic Time Delay |
| Material | Stainless Steel |
| Depth Behind Plate | 1.25 inches |
| Contact Rating | 4A @ 28VDC |
| LED Voltage | 12 or 24 Volts AC or DC |
| Security Features | Tamper-Proof with Slotted-Head Screws |



















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