
Hirsch 4020 ISO Composite Prox Card - 37 Bit H10304
The Hirsch 4020 ISO Composite Proximity Card is designed for organizations utilizing 125kHz proximity credential technology with 37-bit H10304 formatting. Manufactured in a durable ISO composite card construction, these credentials provide a dependable and cost-effective solution for secure physical access control and employee identification programs.
The composite card design offers enhanced durability and improved heat resistance, making these credentials well suited for lamination and retransfer printing applications. This allows organizations to produce high-quality photo identification badges while maintaining consistent proximity-based access performance in everyday use environments.
These credentials are commonly deployed in commercial facilities, healthcare environments, educational institutions, government buildings, and industrial sites requiring reliable and scalable access control solutions. The printable surface supports employee badging and visual identification applications while ensuring consistent operation in compatible 125kHz proximity reader systems.
Programmed using 37-bit H10304 formatting, these credentials support structured encoding for secure and scalable access control system deployment.
- 125kHz proximity credential technology
- 37-bit H10304 formatting
- Durable ISO composite card construction
- Heat-resistant for lamination and retransfer printing
- Printable surface for photo ID applications
- Reliable performance for physical access control applications
- Supports structured credential encoding
- Cost-effective access control solution





