SDC 446QE Sdc/Security Door Controls 446QE DPST Red Mushroom Switch - Image 2
SDC 446QE Sdc/Security Door Controls 446QE DPST Red Mushroom Switch - Image 2
SDC 446QE Sdc/Security Door Controls 446QE DPST Red Mushroom Switch - Image 3
SDC 446QE Sdc/Security Door Controls 446QE DPST Red Mushroom Switch - Image 4
SDC 446QE Sdc/Security Door Controls 446QE DPST Red Mushroom Switch - Image 5
SDC 446QE - Image 5
SDC 446QE security door control red mushroom switch DPST emergency release button
Product images are provided for reference and may not represent the exact model, configuration, or included components.

Overview

SKU: 446QE
Condition: New
Availability: Usually ships in 24 hours
Warranty Limited Lifetime Warranty
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SDC

Sdc/Security Door Controls 446QE DPST Red Mushroom Switch

Discontinued — No Longer Available NewThis model has been discontinued by SDC. Shop current SDC products → or see the recommended alternatives be…

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Sdc/Security Door Controls 446QE DPST Red Mushroom Switch

$179.99
$171.99
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Overview

SKU: 446QE
Condition: New
Availability: Usually ships in 24 hours
Warranty Limited Lifetime Warranty

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Questions about this product? Free pre-sales support from a senior specialist — product questions, compatibility checks, BOM quotes, price confirmation — typically answered within one business day. Need camera placement or system design work? Engineering time is $175 per hour (qty 1 = 1 hour). Hardware buyers get up to one hour ($175) credited back on their order.

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Description

Discontinued — No Longer Available New

This model has been discontinued by SDC. Shop current SDC products → or see the recommended alternatives below.

Sdc/Security Door Controls 446QE DPST Red Mushroom Switch Controller

Overview

The Sdc/Security Door Controls 446QE is a 446 series controller featuring dual-pole single-throw (DPST) red mushroom switch configuration. This 24VDC controller integrates OSDP communication for credential management and access control integration. Designed for proximity and keypad reader support with NFC/13.56MHz credential compatibility, the 446QE operates as a standalone or networked access control component in security integrations.

Compatibility

The 446QE supports OSDP (Open Supervised Device Protocol) for standardized communication with access control systems and readers. Compatible with NFC/13.56MHz proximity readers and keypad-based credential systems. Operates on 24VDC power supply. Suitable for door control applications requiring secure credential authentication and relay switching.

Expert Analysis
Specifications
Product Type: Controller
Communication: OSDP
Voltage: 24VDC
Type: Controller
Input Voltage: 24VDC
Credential Type: NFC/13.56MHz
Reader Type: Proximity; Keypad
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