SDC 921P Dual Function Digital Proximity Entry System

Improve facility security with the Security Door Controls SDC 921P Dual Function Digital Proximity Entry System. Built for commercial and institutional use, this proximity reader + keypad delivers flexible, dual-mode authentication — proximity credentials for fast entry and a keypad key code for added verification. The SDC 921P supports surface-mount installation and is rated for indoor/outdoor use, giving integrators and building managers a dependable, easy-to-install option for doors, gates, and secure zones.

Beyond credentials, the SDC 921P simplifies access control deployment: it integrates smoothly with existing control panels and monitoring systems to centralize surveillance and logging of entry events. Its compact design reduces installation time and operational disruption while providing robust performance in high-traffic applications. Ideal for office buildings, healthcare facilities, warehouses, and education campuses, the SDC 921P balances security and convenience with cost-effective, scalable access control.

Ready to upgrade your site’s door security and monitoring? Specify the Security Door Controls SDC 921P proximity entry system for reliable dual-authentication access and contact sales to discuss integration or place an order.

• Dual authentication for stronger access control: combines proximity credentials and keypad key code to reduce unauthorized entry.
• Weather-resistant, indoor/outdoor design that delivers reliable performance in commercial environments.
• Surface-mount form factor for fast installation and minimal retrofitting downtime.
• Simple integration with existing access control systems to streamline surveillance and monitoring workflows.
• Durable construction and proven Security Door Controls reliability for long-term, low-maintenance operation.