Optex SL-650QN SmartLine Standard Outdoor Photoelectric Quad-Beam Detector, 650' Range

Protect large perimeters with confidence using the Optex SL-650QN Photoelectric Beam Detector. Built for outdoor security and surveillance, this SmartLine detector provides reliable 650' detection coverage and a quad-beam configuration that dramatically reduces false alarms caused by birds, falling leaves and other environmental noise. The integrated Sniper ViewFinder and alignment dial make optical alignment fast and accurate—saving installation time and lowering labor costs on long-range runs. Engineered for rugged outdoor use, the SL-650QN features IP65 weather resistance and an anti-frost system to keep monitoring stable in adverse conditions. For large-scale perimeter security projects, BAU-4 compatibility allows automatic beam alignment so a single technician can commission detectors from 200' to 650'. Wired connectivity and robust construction make this unit ideal for commercial and critical infrastructure sites where dependable detection and low nuisance alarms are essential. Choose the Optex SL-650QN to strengthen your surveillance layer and streamline deployment—perfect for perimeter protection, facility monitoring, and perimeter intrusion detection applications.

• Delivers dependable 650' outdoor perimeter protection, extending surveillance coverage without compromise
• Quad-beam design minimizes false alarms from wildlife, foliage and weather for more accurate monitoring
• Sniper ViewFinder and alignment dial speed installations and reduce labor costs on long-range setups
• IP65-rated, weatherproof housing maintains reliable operation in harsh outdoor environments
• BAU-4 compatibility enables single-technician automatic alignment for efficient commissioning and maintenance