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With a visually appealing and functional design, SDC door prop alarms are compatible with all access control systems but can also function as a stand-alone solution. Now you can condition access control and security behavior by students on campus and employees at facilities.
Improve security with a cost-effective door prop alarm. All SDC door prop alarms feature audible sirens with adjustable timer settings, two outputs, bypass status indicator light, and vandal- resistant aluminum construction. Available to install in single gang or double gang enclosures, SDC door prop alarms also offer optional keylock and mortise cylinder reset/bypass switches.

The SDC PT2U is an 18” (447mm) stainless steel armored flex conduit with small plastic end caps. The unit is recommended for use with hollow metal and aluminum frames.

SDC’s 490 series emergency release stations provide immediate unlocking of perimeter doors or interior doors that are equipped with fail-safe electric locks. The 490’s built in alarm may be used as a local door annunciator. Specifically designed for emergency door release, 490 series emergency release stations may influence the approval of an electric locking system.

The SDC PTH-4Q is a four wire 4-1/2” x 4-1/2” power transfer hinge with a satin chrome finish. Installed in the center hinge position of the door, PTH power transfer hinges provide the concealed wires required between the door and the frame, for the purpose of powering and monitoring electric door hardware.

SDC’s QuietDuo™ LR100 series retrofit electric latch retraction kits enable electric access control and dogging of panic and fire rated mechanical exit devices. When energized the motor retracts the exit device latch and pulls the pushpad into the dogged (depressed) position enabling momentary or sustained push and pull operation of the door. The latch retraction mechanism may be activated by an access control, remote control device or building automation system. No door sequencer required for a pair of manual doors when connected to a suitable power supply. The exit device always provides uninhibited egress.
The patented design was the first retrofit motorized electric latch retraction kit brought to market and has been recognized as the market leader ever since. The use of a motorized electric latch retraction device provides several advantages over solenoids including lower current draw, quieter operation and greater durability over time. Designed with cost savings in mind, SDC’s L

SDC’s 490 series emergency release stations provide immediate unlocking of perimeter doors or interior doors that are equipped with fail-safe electric locks. The 490’s built in alarm may be used as a local door annunciator. Specifically designed for emergency door release, 490 series emergency release stations may influence the approval of an electric locking system.

SDC’s EH series magnetic door holders are designed to hold doors open and release the door by remote switch or fire life safety command center activation. Primary application includes holding and releasing of fire rated doors that are required to provide a barrier for fire and smoke in an emergency or the convenience of door closure by remote control.
Choice of 25, 30, 35 or 40lbs holding force determined by units specified voltage. Reduced power supply requirements and energy costs due to low power consumption (15mA to 40mA). Field selectable high holding force comes standard, reducing stock
or need to special order high holding force. Screw terminal block input connections for simple and neat wiring. Innovative installation eliminates the need for secondary alignment adjustments. Ball pivot assembly enables full plate contact and holding force. Optional adjustable rod compensate for extreme misalignment
up to four inches. Slotted mounting holes enable adjustment of magnet centerline.

The SDC PT-3V is an 18” (447mm) stainless steel armored flex conduit with an aluminum termination box. The unit is recommended for use with hollow metal and aluminum frames.

SDC’s 460 series capacitive touch sensors are heavy duty vandal resistant exit switches designed for indoor, commercial and industrial egress applications. Constructed of stainless steel and utilizing capacitive sensor technology, the switch is ideal for high traffic conditions. The vandal resistant design ensures superior performance in virtually any environment.
The switch features an integrated output timer that is adjustable for 1 – 40 seconds or toggle on/off and switch selectable illumination status. Brilliant red and vibrant green can be selected to show relay ON or OFF status.
460 series switches can be used to control an automatic door, electromechanical lock, strike or magnetic lock. It may also be tied into the remote bypass (REX) input of an access control system, or used to shunt an alarm system to allow egress from a secure area.