Light Curtains

This category stocks Allen-Bradley Bulletin 450L Safety Light Curtains — presence-sensing devices used to guard hazardous machine zones in manufacturing and assembly environments. The 297 listings span multiple product lines, including 450L Line E transceivers with 14 mm finger-detection resolution rated Type 4/Category 4, 450L Line B transceivers with 30 mm hand-detection resolution, and 450L welding shield kits designed for use in weld-cell applications. Protected field lengths across the catalog range from 150 mm to 1950 mm, covering a wide variety of guarding distances. Both emitter/receiver transceiver configurations and accessory shield kits are represented. Controls engineers and machine safety specialists sourcing Allen-Bradley 450L light curtain components — whether replacing a single transceiver or building out a new guarding system — will find catalog numbers across the full length range available here.