SDC LR100PDQK QuietDuo LR100 Series PDQ Field Install Retrofit Electric Latch Retraction Kit, 6200, 36" 48" Opening

Upgrade legacy exit devices to a modern, code-compliant solution with the Security Door Controls QuietDuo LR100PDQK latch retraction kit. This retrofit electric latch retraction kit is designed for 36"–48" openings and provides motorized latch retraction and dogging to keep high-traffic doors operating smoothly while maintaining life-safety performance. Built to work with SDC 6200R and 6200V exit devices, the LR100PDQK delivers simultaneous latch retraction, dogging and pushpad activation for consistent operation and simplified integration into access control, security and monitoring systems.

Designed for commercial and institutional environments, the QuietDuo kit is panic- and fire-rated and runs on low-current DC power, making it compatible with low-energy operators and minimizing power consumption. The result is a reliable retrofit that reduces maintenance, improves throughput at entry points, and preserves compliance with building safety standards. Ideal for schools, hospitals, office buildings and transit hubs where security, surveillance and uninterrupted access matter, the SDC LR100PDQK offers a cost-effective path to modernizing door hardware. Contact your distributor or integrator to spec the LR100PDQK for your next access control or security upgrade.

• Simple retrofit solution for 36"–48" openings that modernizes existing hardware and reduces door downtime
• Motorized latch retraction and dogging for faster, reliable egress that improves traffic flow in high-use areas
• Panic- and fire-rated design ensures code compliance and dependable performance for life-safety applications
• Low current DC operation and low-energy operator compatibility reduce power draw and simplify integration with access control systems
• Simultaneous latch retraction, dogging and pushpad activation streamlines monitoring and reduces wiring complexity for installers