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UTB2 Utilibay™ High Bay

By Columbia Lighting 
By Columbia Lighting
UTB2 Utilibay™ High Bay is suitable for light industrial applications, gymnasiums, convention centers, retail, grocery, warehouse, hangars and small arenas. Available with 5 different reflector options and 3 different lens options, UTB2 provides a solution for a variety of environments. Emergency lighting options ensure proper illumination in emergency mode with control override capability, while integrated sensor options include standalone sensors and NX integrated controls.
  • Available in a high output version (24,000 lumens), a medium output version (18,000 lumens) and a low output version (12,000 lumens)
  • Efficacy up to 170 lm/W
  • NX Distributed Intelligence™ wired and wireless control capability available
  • Five reflector options to meet any lighting need
  • Three optional lenses to meet your shielding needs
  • Light weight construction for easy installation
  • Symmetrical design for consistent installed results
  • CSA certified to UL1598 for Damp Location and UL924
  • DLC® (DesignLights Consortium) Qualified, with some Premium Qualified configurations - see www.designlights.org
  • Five year warranty (Terms and Conditions Apply)

Product Details


Application GroceryAirplane HangarsWarehousesRetailLight IndustrialConvention CentersTerminalsGymnasiumsMulti-purpose Rooms
  • Black
  • White
  • Gray
Color Rendering Index (CRI)
  • >70 CRI
  • >80 CRI
  • >90 CRI
Color Temperature
  • 3000 K
  • 3500 K
  • 4000 K
  • 5000 K
Controls - Networked
  • NX Distributed Intelligence
  • NX Wireless
Dimming Range Dimmable to 10%
Fixture Type High Bay
  • CSA
  • Damp Listed
  • 12,000 Lumens
  • 18,000 Lumens
  • 24,000 Lumens
Material - Housing Aluminum
Max Ambient Temperature 65 °C
Min Ambient Temperature -40 °C
Mounting Type Pendant (3/4" threaded coupling)
Product Category High Bay/Low Bay
Sensor Type Occupancy Sensor
Style High Bay LED
Type Industrial Bay Lighting
Warranty Length 5 Year Warranty


Width 16 in

Electrical Ratings

Lumens Per Watt 170
Wattage 76-168 W

Certifications and Compliance

Certified Listed
  • UL 1598
  • CSA certified to UL 924 standards
DLC Designation DLC® (DesignLights Consortium) Qualified, with some Premium Qualified configurations - see www.designlights.org
Energy Efficient Yes
Industry Standard(s)
  • CSA
  • Damp Location Listed

Resources and Downloads


Installation/Instruction Manual (IOM)



UTB2 High Bay

Test Documents