Alarm & Detection · Optex

Know the moment.

SL-350QDM SmartLine Quad-Beam Photoelectric Detector, 350 ft Range

Price: $702.40Model: SL-350QDM
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SL-350QDM SmartLine Quad-Beam Photoelectric Detector, 350 ft Range
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    on orders $500+
  • 30-day returns
    unused, in original box
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About the SL-350QDM

Professional-grade quad-beam photoelectric detector engineered for perimeter security applications. The Optex SL-350QDM delivers extended 350-foot detection range with SmartLine technology, enabling reliable motion sensing across large outdoor areas. Quad-beam configuration reduces false alarms while maintaining consistent coverage. Ideal for commercial properties, industrial facilities, and security-critical installations where long-range detection and stable performance are essential. Weather-resistant design handles demanding environmental conditions.

Specifications

BrandOptex
ModelSL-350QDM
Product typePhotoelectric Beam Detector

Specs are taken from the manufacturer listing. Need a detail that isn't here? Ask us.

In the box

    Shipping & returns

    Shipping (US)

    • Free standard shipping on orders of $500 or more
    • Standard shipping $8.00 on orders under $500
    • Express shipping $15.00

    Returns

    • 30 days from delivery to request a return
    • Item must be unused, in its original packaging with all parts
    • Contact us first for a return authorization
    Full return policy →

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