Alarm Controls MCK-2-3 Mortise Cylinder Key Switch, 1.75" DPDT Momentary
SKU
MCK-2-3
Model No
MCK-2-3
$78.19
Product Highlights
- Stainless Steel Plate Accepts Standard 1-1/8" Mortise Cylinders
- Depth behind Plate is 1.25"
- Switches Terminated in Colored Leads
- Switch Contacts Rated 4A @ 28VDC
- LEDs Operate on 12 or 24 Volts AC or DC

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The MCK-2-3 from Alarm Controls is a mortise cylinder key switch with 1.75" DPDT momentary action and a green LED indicator, designed for enhanced security and convenient access control.
Alarm Controls MCK-2-3 Key Switch Features
- Stainless Steel Plate: Accepts standard 1-1/8" mortise cylinders for durability and compatibility.
- Compact Depth: Depth behind plate is 1.25", ensuring a streamlined installation in tight spaces.
- Color-Coded Leads: Switches terminated in colored leads simplify the wiring process and enhance installation efficiency.
- Reliable Performance: Switch contacts rated 4A @ 28VDC provide a dependable power connection for various applications.
- Versatile LED Operation: LEDs operate on 12 or 24 volts AC or DC, offering flexibility in power supply options.
- Tamper-Proof Design: Incorporates a tamper-proof design and slotted-head screws to enhance security against unauthorized access.
Alarm Controls MCK-2-3 Detailed Specifications
| Feature | Details |
| Type | Mortise Cylinder Key Switch |
| Action | 1.75" DPDT Momentary |
| Material | Stainless Steel |
| Mounting Compatibility | Standard 1-1/8" Mortise Cylinders |
| Depth Behind Plate | 1.25" |
| Switch Rating | 4A @ 28VDC |
| LED Compatibility | 12 or 24 Volts AC or DC |
| Security Features | Tamper-Proof Design, Slotted-Head Screws |
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