Discontinued — No Longer Available New
This model has been discontinued by SDC. Shop current SDC products → or see the recommended alternatives below.
SDC 422ULT Push Switch Controller 630 Finish LED
Overview
The SDC 422ULT is a push switch controller with integrated LED indicator and 630 stainless steel finish. Designed for multi-door access control environments, this controller manages up to 63 doors and 250,000 user credentials. It supports multiple credential types including DESFire, MIFARE, NFC at 13.56MHz, and 125kHz Proximity cards, delivering flexible authentication options across heterogeneous deployments.
Connectivity & Security
Communicates via OSDP and TCP/IP protocols, enabling integration with modern access control management systems. Operates on 24VDC power. The multi-protocol credential support accommodates both legacy and contemporary card systems without requiring hardware replacement.
Compatibility
Suitable for security integrators deploying medium to large-scale door control systems. Compatible with standard access control platforms supporting OSDP and TCP/IP communication. The 630 finish provides corrosion resistance in demanding installation environments.