Optex AP2-20N Indoor Curtain PIR Detector, 20' Detection Range

Protect narrow zones like storefront windows, hallways and small entryways with confident, low‑false‑alarm detection. The Optex AP2-20N indoor curtain PIR detector is a wired PIR motion sensor engineered for reliable intrusion detection and security monitoring in both commercial and residential installations. Its focused curtain coverage extends up to 20 ft while supporting a recommended mounting height of 8–12 ft, giving you precise, high-density detection exactly where you need it. OPTEX’s patented Double Conductive Shielding technology resists interference from ambient light sources to drastically reduce nuisance alarms, and the Fresnel lens design ensures uniform sensitivity across the detection field. The AP2-20N’s compact, modern form factor is discreet for retail and office environments and quick to install on walls or ceilings, making system integration straightforward for surveillance and alarm panels. Ideal for storefront protection, corridors, storage units and entryways, the AP2-20N adds dependable performance to your security strategy. Add the Optex AP2-20N to your intrusion detection setup today for better accuracy and fewer false alerts.

• Precision curtain detection that protects storefronts, windows and narrow entryways without triggering nuisance alarms
• Patented Double Conductive Shielding minimizes false alarms from ambient light for more reliable security monitoring
• Compact, low-profile design blends into commercial and residential spaces while providing 20ft detection coverage
• Flexible wall or ceiling mounting (8–12 ft recommended) simplifies installation in hallways, garages and storage areas
• Wired connectivity and Fresnel lens optics deliver stable, consistent intrusion detection for integrated surveillance systems