Honeywell PRO42R1 PRO4200 Single Reader Module

Deliver consistent, enterprise-grade access control with the Honeywell Commercial Security PRO42R1 PRO4200 Single Reader Module. Built for high-traffic doors and multi-site deployments, this access reader module gives you reliable logging (over 50,000 transaction buffer capacity) and flexible control through user-programmable relay outputs and alarm inputs. That flexibility lets integrators and security managers adapt behavior to specific doors, turnstiles, or emergency routes without custom hardware changes.

Designed for seamless system integration, the PRO42R1 supports RS-485 communication and includes LED status indicators for fast on-site troubleshooting, reducing installation time and maintenance costs. Its compact footprint makes it easy to add to existing control panel modules, enabling cost-effective upgrades to improve surveillance, monitoring, and overall security posture. Ideal for commercial buildings, campuses, and critical infrastructure, this module enhances event tracking, incident response, and access supervision.

Upgrade your control panel modules with the Honeywell PRO42R1 to strengthen access control and monitoring. Contact your supplier or order today to integrate this reader module into your security and surveillance solution.

• High-capacity logging: 50,000+ transaction buffer prevents data loss and supports busy access points
• Flexible control: user-programmable relay outputs let you tailor door behavior and integration with other systems
• Custom alarm inputs: configurable inputs enable precise monitoring and faster event response
• Easy integration: RS-485 communications and LED status indicators simplify installation and diagnostics
• Space-saving design: compact module fits standard control panel modules for straightforward upgrades