SDC EH401224A Floor Single, 12/24VAC/DC, Chrome

Keep fire-rated doors open safely and release them instantly when needed with the Security Door Controls EH401224A electromagnetic door holder. Designed for life-safety and commercial security applications, this floor-mounted door holder supports quick remote release from a fire alarm or building management system while maintaining a clean, chrome finish for visible durability. The EH401224A operates on 12/24VAC/DC power with low current draw (15–40mA), delivering a dependable 30 lb holding force and field-selectable high-force capability to suit different door sizes. Installers benefit from a self-aligning ball pivot catch plate, slotted mounting holes and screw terminal connections that reduce on-site adjustment and labor. Constructed of zinc alloy and backed by a 5-year limited warranty, this unit is US-made and built for long-term performance in hospitals, schools, retail, and corporate environments where security, monitoring and life-safety compliance matter. For retrofit or new construction, specify the SDC EH401224A to streamline installation and maintain code-compliant door control — contact sales or order now to protect your facility.

• Securely holds fire-rated doors open for convenience while releasing instantly on fire-life-safety or power loss, protecting building occupants
• Low power consumption (15-40mA) and dual 12/24VAC/DC operation reduce energy costs and simplify power planning
• Field-selectable high holding force (30 lb) and self-aligning ball pivot catch plate for reliable contact and minimal adjustments
• Surface-mount zinc-alloy construction with chrome finish provides durable, tamper-resistant performance for high-traffic commercial sites
• Simple screw-terminal wiring and slotted mounting holes speed installation and reduce labor time on retrofit or new-build projects