Hirsch 4090 Prox PVC Disk - 35 Bit H5XXXX

The Hirsch 4090 Prox PVC Disk is designed to support both new and existing physical access control systems utilizing 125kHz proximity credential technology. Featuring a compact and durable PVC disk design, these credentials provide dependable performance and convenient portability for secure facility access applications.

Built for consistent operation in demanding environments, the rugged disk construction is well suited for commercial facilities, industrial sites, healthcare campuses, educational institutions, residential properties, and other high-traffic access control environments. The compact form factor easily attaches to keyrings, badge reels, or lanyards while maintaining reliable read performance within compatible 125kHz proximity reader systems.

Programmed using 35-bit H5XXXX formatting, these credentials support expanded facility code and credential numbering capacities for organizations requiring scalable credential management and secure access control operations.

• 125kHz proximity credential technology
• 35-bit H5XXXX formatting
• Facility code range: 0-4,095
• Number range: 0-1,048,575
• Compact PVC disk design
• Durable construction for daily use
• Designed for keyring and lanyard attachment
• Reliable performance for physical access control applications