SDC CR4 Four Station Control R...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$204.00
$25.08
SDC SDC CR4 - Four Station Control Relays SDC-CR4

SDC CR4 Four Station Control Relay Module with Auto-Sensing Dual Voltage

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Model: CR4

In Stock (leaves warehouse same day if ordered before 3pm ET)

$204.00
$25.08
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SDC CR4 Four Station Control Relay Module with Auto-Sensing Dual Voltage

Professional Door Control Relay Solution for Multi-Device Access Systems

The SDC CR4 Four Station Control Relay Module provides independent control of up to four separate electrified locking devices through a single unit. This professional-grade module features auto-sensing dual voltage operation at 12/24VDC with 150 mA power consumption and compact 4-1/4"; x 3-13/32"; x 5/8"; dimensions. The isolated relay design allows small gauge 22 AWG cable runs up to 1000 feet from trigger devices, simplifying installation while maintaining reliable performance.

Professional Features & Benefits

  • Four Independent Control Stations: Manages up to four separate electrified locking devices from a single module for comprehensive access control.
  • Auto-Sensing Dual Voltage: 12/24VDC operation with automatic voltage detection eliminates configuration requirements and ensures compatibility.
  • Extended Cable Run Capability: Isolated relay design supports 22 gauge wire runs up to 1000 feet from trigger device to module for flexible installation.
  • Flexible Output Configuration: Each station provides one fused and one non-fused output, individually selectable as wet or dry for diverse application requirements.
  • Visual Status Monitoring: LED visual status indicators provide real-time relay activation status for simplified troubleshooting and system monitoring.
  • Dry Contact Trigger Inputs: Four normally open trigger inputs accept standard access control signals for seamless integration with existing systems.
  • Reduced Installation Complexity: Simplified wiring design and modular construction reduce installation time and troubleshooting complexity.
  • Low Power Operation: 150 mA power consumption ensures efficient operation and compatibility with standard power supplies.

Technical Specifications

  • Commercial/Residential: Commercial
  • Department: Door Hardware
  • Electronic: Yes
  • PDF:SDC Full Catalog: https://zensupply.com/content/pdf/lcn/CondensedHardwareBrochure
  • Power: 150 mA
  • Product Category: Electronic Access Controls
  • Product Dimension: 41/4"; x 313/32"; x 5/8";
  • Product Group: Electronic Access Controls
  • Product Model: CR4
  • Product Subgroup: Controllers, Power Supplies and Transformers
  • Product Type: Door Controllers
  • Product Voltage: 12/24VDC
  • Series: CR Series
  • Subcategory: Door Controllers

Professional Applications

  • Commercial Building Security Systems
  • Multi-Door Access Control Installations
  • Educational Institution Safety Systems
  • Healthcare Facility Access Control
  • Industrial Facility Monitoring
  • Government and Municipal Buildings
  • Retail Security and Loss Prevention

Why Choose SDC Quality?

SDC CR4 control relay modules deliver professional-grade reliability with isolated relay design and auto-sensing dual voltage operation for demanding commercial applications. The compact 4-1/4"; x 3-13/32"; x 5/8"; module supports extended cable runs up to 1000 feet while maintaining low 150 mA power consumption. Engineered for demanding commercial applications where dependable multi-device control and simplified installation are essential.

Manufacturer Resources

SDC Full Catalog

Product Specs

Subcategory:
Door Controllers
Series:
CR Series
Product Group:
Electronic Access Controls
Product Subgroup:
Controllers, Power Supplies and Transformers
Product Type:
Door Controllers
Commercial/Residential:
Commercial
Electronic:
Yes
Power:
150 mA
Product Model:
CR4
Product Voltage:
12/24VDC
Product Dimension:
41/4" x 313/32" x 5/8"
Product Category:
Electronic Access Controls
Department:
Door Hardware

SDC CR4 – Frequently Asked Questions

How fast can I get the SDC CR4 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the SDC CR4 come with a warranty?
Absolutely. The SDC CR4 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the SDC CR4?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the SDC CR4 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.
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