Battery-Powered Wireless Photobeam, 350 ft Maximum Detection Range, 3.6 Volt, 13.09 Amp-Hour (LSH20 Lithium Batteries)

PART #  737757
Minimum 1 Each
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Optex expands on its industry leading outdoor battery-powered iSeries line by adding the quad beam SL-350QFRi, a 350 ft. battery-powered photoelectric detector requiring no trenching or wiring. End Users will benifit from less downtime to business oper ations during install. The iSeries SL-350QFRi includes an Inovonics EN1941 wireless transmitter pre-installed And comes with four batteries per set, with the option of expanding to eight for up to 10 years of battery life. In addition, the SL-350QFRi i s compatible with the AX-TW200 line of beam towers for a clean, concealed, wireless mounting option. The SL-350QFRi is the perfect solution for perimeter protection where trenching is an issue.


  • Isogonics EN1941 wireless transmitter And batteries pre-installed (2 batteries per transmitter And receiver)
  • Quad beam detection
  • 4 channel selectable beam frequency
  • Long battery life
  • Fit for most of the major wireless transmitters in the market
  • Snipviewfinder for easy alignment
  • water protection IP65
  • 8 - 10 years battery life operation for detector

Tech Info

UL Listed


Motion Sensor Type PHOTO ELECTRIC
UNSPSC Code 46171600

Spec Sheet

Spec Sheet

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