ZR Series

Indoor Lighting
ZR Series
ZR Series
ZR Series
ZR Series
ZR Series
ZR24RK ZR24RKZR22RKZR22RK Troffer UnassembledZRRK Installation

The ZR-RK Retrofit Kit is a better kind of upgrade, giving your tired fluorescent troffers the outstanding energy savings, better light and appealing form factor that made the ZR Series famous—all in about four minutes. The ZR-RK Retrofit Kit transforms the tired optics and appearance of existing troffers with a simple upgrade that racks up massive energy savings and ends the recurring headache of replacing fluorescent tubes.

  • Limited Warranty: 5 years
  • Efficacy: up to 132 LPW
  • Lumen Output: 3200 – 5000 Lumens
  • Wattage: 27 – 32W


  • Efficacy: up to 132
  • Delivered light output of 3200, 4000 or 5000 lumens
  • 80+ CRI
  • 120-277 VAC
  • 2×2 and 2×4 options
  • 0-10V dimming control to 5%
  • Mounting: Existing fluorescent prismatic and parabolic troffer pans


  • Easy installation: 4 parts in 4 minutes
  • Dramatically reduces energy and maintenance costs
  • DLC Premium 4.1 certified helps maximize energy rebates nationwide
  • Eliminates need to open plenum, minimizing labor costs and disruption
  • Ideal for older buildings with asbestos risks or infection control compliance in healthcare
  • Contemporary appearance of the ZR Series troffer with modern optics
  • cULus classified for use in existing 2×4 recessed troffers using NEMA 9/16″” or 15/16″” T-Bar ceiling grid
  • Suitable for damp locations

Spec Sheets & IES Files

IES and Design Files (LM-79 Test Results)


Installation Instructions


Control Options27/01/2017