Visonic Duo-240E Miniature 360 Degree Ceiling Mount Dual-Technology Digital Detector

Protect large open spaces with confident, low-maintenance detection. The Visonic Duo-240E miniature 360° ceiling-mount dual-technology digital detector combines passive infrared (PIR) and microwave sensing to deliver accurate motion detection with strong false-alarm immunity—ideal for security, surveillance and monitoring in offices, retail and residential environments. Its compact 3.4" diameter housing blends into existing décor while providing full 360° coverage and a sensing range up to 10.8 m (36'), and it installs easily in ceilings up to 4.5 m (15 ft). Designed for wired systems and powered by 16 V DC, the Duo-240E is UL-listed for dependable operation and reduces nuisance alerts that waste time and resources. For integrators and facility managers, this detector offers a balance of discreet aesthetics, robust performance and straightforward installation. Specify the Visonic Duo-240E when you need precise motion sensing for commercial security, perimeter surveillance or interior monitoring—order now or contact your distributor to add reliable detection to your system.

• Reliable dual-technology detection (PIR + microwave) minimizes false alarms so your security team responds only to real threats
• Full 360° ceiling coverage with up to 10.8 m (36') range reduces blind spots and simplifies protection of open areas
• Ultra-compact, low-profile design integrates discreetly into commercial or residential ceilings to preserve aesthetics
• Quick wired installation for ceilings up to 4.5 m (15 ft) speeds deployment in retrofit and new-build projects
• UL-listed construction and robust sensor electronics provide consistent surveillance performance and long-term reliability