Next Generation Luminaires Design Competition

Best in Class 2014

"Slot 2 & 4 LED - Direct & Bi-Direct Family" by Acuity Brands® - Mark Architectural Lighting


The Slot 2 & 4 family of pendant, surface, and wall luminaires provide an array of light distributions, including batwing, asymmetric, wall wash and wall graze, making them suitable for a variety of applications. Additional design flexibility is provided through the various aperture sizes, mounting types, fixture lengths and lumen output levels available.

Judging comments

The judges acknowledged the color properties, high light output, and light distribution of the this direct/indirect family of luminaires from Mark Architectural Lighting . "Excellent light diffusion", "incredible light output in a nice small package", and "great color rendering" were specific comments from the judges. Some concern was expressed that the luminaire could be too bright in some applications.

Luminaire Testing

Model Number: S2LWID 4FT CSQ 1H35 2H35AS ENCB 120 WHT

Light Output: 8412 lumens
Input Power: 98 watts
Efficacy: 85.84 lm/W
Power Factor: 0.99
CCT: 3500K
CRI: 82
Testing Lab: AcuityBrands
Testing Number: LTL25519s



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