USL-LED Series

Low Profile 2′, 4′ Clamshell Maximum Security LED

The USL-LED series is designed for ceiling surface mount cell lighting in medium, maximum and super max detention facilities. The low profile and superior LED technology make the USL the perfect solution for today’s cell lighting requirements.

This fixture is made for a surface mount. Made from a single piece, die-formed cold-rolled steel clamshell housing. Hinge-free housing removes completely from back plate and hangs freely from either side for ease of installation. It features an Optic Plus lens. The finish is polyester powder-coated for superior adhesion and corrosion resistance.

The L.C. Doane USL-LED series is UL listed for damp or wet for covered ceilings only, IP66 rated with an optional IP67 rating available.

The L.C. Doane Company USL-LED Series


  • Surface mount
  • Die-formed cold-rolled steel clamshell housing
  • Optic Plus lens
  • Single piece clear polycarbonate outer lens
  • Powder-coat polyester finish
  • Recessed, stainless steel, tamper-proof fasteners
  • 0-10VDC dimming factory programmable driver operating at temps of -40°C to 50°C
  • IP66 rated with an optional IP67 available
  • UL listed for damp and wet locations for covered ceilings only
  • Constructed to pass MIL-S-167 Type 1, Vibration Test
  • Constructed to pass MIL-S 901 Grade A, Type A, High Impact Shock Test

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