Discontinued — No Longer Available New
This model has been discontinued by SDC. Shop current SDC products → or see the recommended alternatives below.
SDC/Security Door Controls KSA Key Set Replacement
Overview
The KSA key set replacement is a credential management component for SDC/Security Door Controls access control systems. This accessory supports enterprise-scale deployments with capacity for up to 250,000 user credentials across 63 networked doors. It is designed for integration environments requiring DESFire, MIFARE, NFC/13.56MHz, or 125kHz proximity credential support.
Compatibility
Compatible with KSA controllers using OSDP and TCP/IP communication protocols. Supports multiple credential types within a single system, enabling mixed-technology reader deployments. Ideal for security integrators expanding or replacing key infrastructure in established SDC access control installations.
Technical Specifications
Door capacity: 63 doors. Maximum users: 250,000. Supported credentials: DESFire, MIFARE, NFC/13.56MHz, 125kHz Prox. Communication: OSDP, TCP/IP.