
Hirsch 4090 Prox PVC Disk - 36 Bit C15001
The Hirsch 4090 Prox PVC Disk is designed to support new and existing physical access control systems utilizing 125kHz proximity credential technology. Featuring a compact PVC disk form factor, these credentials provide a convenient and portable alternative to traditional access cards while maintaining reliable performance in daily use environments.
The lightweight yet durable construction makes this credential ideal for attachment to keyrings, lanyards, or badge reels, making it suitable for employees, contractors, and authorized users across commercial facilities, healthcare campuses, educational institutions, residential properties, and industrial environments. The compact design ensures easy portability while maintaining consistent read performance in compatible 125kHz proximity reader systems.
Programmed using 36-bit C15001 formatting, these credentials support structured encoding for secure and scalable access control system deployments.
- 125kHz proximity credential technology
- 36-bit C15001 formatting
- Compact PVC disk design
- Lightweight and durable construction
- Keyring or lanyard compatible
- Reliable performance for physical access control applications
- Portable alternative to proximity cards





