Optex SL-350QFR SmartLine Advanced Outdoor Wireless Photoelectric Quad-Beam Detector, 350' Range

Protect large commercial perimeters without the cost and disruption of trenching—Optex’s SL-350QFR photoelectric beam detector delivers reliable outdoor intrusion detection for security, surveillance and monitoring applications. This wireless, battery-powered quad-beam detector covers up to 350' and uses four independent infrared beams to minimize false alarms while providing consistent detection across long distances. Built for installers and integrators, the SL-350QFR accepts most wireless transmitters and pairs with Optex AX-TW200 beam towers for clean, concealed mounting, cutting labor and site downtime. Rugged IP65 construction ensures continuous operation in rain and dust, and optional battery expansion can extend service life up to 10 years to reduce maintenance costs. Additional features like the Sniper viewfinder simplify alignment and speed commissioning on fences, gates and open perimeters. Ideal for commercial, industrial and remote sites requiring dependable perimeter security and monitoring—specify the Optex SL-350QFR for cost-effective, low-maintenance detection. Contact sales or add to your next project to upgrade perimeter protection.

• Wireless, battery-powered perimeter protection that eliminates trenching and reduces installation downtime and cost
• Quad-beam detection for dependable intrusion sensing with fewer false alarms on large perimeters
• Long-life battery operation (expandable up to 10 years) to lower maintenance visits and lifecycle costs
• IP65-rated, weatherproof housing for reliable outdoor surveillance in dust, rain, and harsh environments
• Compatible with major wireless transmitters and Optex AX-TW200 beam towers for flexible, concealed mounting
• Easy alignment with Sniper viewfinder to speed installation and commissioning on commercial sites