Alarm Controls MCK-2-2 Mortise Cylinder Key Switch, 1.75" SPDT Alternate
SKU
MCK-2-2
Model No
MCK-2-2
$75.70
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-2-2 from Alarm Controls is a mortise cylinder key switch with 1.75" SPDT alternate, green LED. Designed for durability and ease of use, it provides reliable access control and security for various applications.
Alarm Controls MCK-2-2 Key Switch Features
- Stainless Steel Plate: Accepts standard 1-1/8" mortise cylinders for compatibility with most systems.
- Compact Depth: Depth behind plate is 1.25", allowing for flexible installation options.
- Colored Leads: Switches terminated in colored leads enable easier wiring and identification.
- High-Rated Contacts: Switch contacts rated for 4A @ 28VDC ensure reliable operation and performance.
- Versatile LED Operation: LEDs operate on 12 or 24 volts AC or DC, providing power flexibility for various setups.
- Security Features: Tamper-proof and slotted-head screws included for secure installation and prevention against unauthorized access.
Detailed Specifications for Alarm Controls MCK-2-2
| Model | MCK-2-2 |
| Type | Mortise Cylinder Key Switch |
| Depth | 1.25" |
| Standards | 1-1/8" Mortise Cylinder |
| Switch Type | SPDT Alternate |
| Contact Rating | 4A @ 28VDC |
| LED Voltage | 12 or 24 Volts AC/DC |
| Mounting | Stainless Steel Plate |
| Screws | Tamper-Proof with Slotted Head |
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