Suprema OM-120 Multiple Output Extension Module

Optimize large-scale access control and elevator management with the Suprema OM-120 Multiple Output Extension Module, a flexible control panel module built for enterprise security. Designed for system integrators and facility managers, the OM-120 supplies 12 relay outputs per unit to drive locks, alarms, relays and elevator floor selections while preserving centralized monitoring and automation. Deploy up to 31 units on an RS-485 daisy chain for seamless networked expansion and support elevator systems of up to 192 floors, minimizing wiring complexity and installation time.

Beyond basic I/O expansion, the OM-120 integrates anti-passback and fire alarm zone features to strengthen access policies and emergency response workflows. Terminating resistance for RS-485 connections simplifies reliable communication and reduces field troubleshooting. Backed by Suprema’s reputation for durable control panel modules, this extension module is ideal for commercial buildings, multi-tenant facilities and campus surveillance systems seeking scalable, secure access solutions. Contact us to specify the OM-120 for your next access control or elevator integration project.

• Expands access control capacity with 12 relay outputs per unit, simplifying integration for doors, alarms and elevator floor control
• Scales easily via RS-485 daisy-chain (up to 31 modules) to support large facilities and centralized monitoring
• Supports elevator control up to 192 floors and elevator grouping for fire-zone management, reducing customization time for vertical access systems
• Built-in anti-passback and fire alarm integration improve site security and safety workflows without extra hardware
• Rugged, rack-ready design from Suprema ensures reliable performance in 24/7 security and surveillance environments