Circular High Bay H4 Series

Circular High Bay CHS-H4 Series fixtures are designed to replace and outlast traditional HID fixtures. (CHS120H4, CHS150H4, CHS200H4, CHS320H4, CHS320H4-WL850-P2, CHS480H4, CHS480H4-WL850-P2)


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The Horner Circular High Bay H4 Series (CHS-H4) offers versatility, enhanced illumination, and profitable ROI. Coming in 120W, 150W, 200W, 320W and 480W sizes with two optional reflectors of either aluminum or clear acrylic, the Circular High Bay H4 series is well-suited for indoor industrial and retail applications such as groceries, department stores, gymnasiums and warehouses. The quality and durability of this powerful series ensures it will outshine the competition for years to come.


  • Premium, top-tier LEDs
  • 5 year warranty backed by U.S. company founded in 1949
  • Quality driver with integrated 4 kV surge
  • -40ºC to 50ºC ambient temperature ensures long lifetime in a variety of conditions


  • Output of 21,600 – 72,000 lumens
  • Engineered with quality, space-age materials
  • Traditional round profile is light weight and easy to install
  • Quickly mount via hook (standard) or ring
  • IP65 Dust and Water protection UL wet-rated


  • 80 CRI standard enhances color and clarity
  • Powerful light engine creates even output with 4 different distributions
  • Optional aluminum reflectors of 90~100º; or a 70º acrylic; optional 60º lens
  • Optional acrylic diffuser provides control, minimizing potential for glare
  • Typical mounting heights of 10’ – 60’


  • Typical payback of 12 – 24 months
  • 0-10 Dimming standard
  • Up to 180 lumens/watt


Model Lineup

ETG-CHS120H44.8 lbs.11"D x 6.25"H805000k21,600120180
ETG-CHS150H46.9 lbs.13"D x 6.6"H805000k27,000150180
ETG-CHS200H46.9 lbs.13"D x 6.6"H805000K36,000200180
ETG-CHS320H416 lbs.11.8"D x 9.25"H805000K48,000320150
ETG-CHS320H4-WL850-P216 lbs.11.8"D x 9.25"H805000K48,000320150
ETG-CHS480H424.7 lbs.15.8"D x 9.8"H805000K72,000480150
ETG-CHS480H4-WL850-P224.7 lbs.15.8"D x 9.8"H805000K72,000480150


Part Number AdderDescription - built on the light
P1 (standard)ON/OFF 120~277 VAC
ACCESSORIES (Additional cost)
Part NumberDescription
ETG-PLG-G4-CHSWire harness 277V L7-15 AC twist cord with connector
ETG-PLG-G3-CHSWire harness 120V 5-15 AC cord with connector
ETG-PLG-G0-CHSWire harness cable with connector
ETG-PLG-CNP-06480 VAC, 10' Power Cord WIP; (recommended for P2 fixtures)
ETG-WHM-5Two Adjustable Single Wire Mounts with One hook on each, 5 ft Cable
ETG-CHS-EMEmergency Battery
ETG-CTL-MOTRemote Controller with LED Screen
ETG-SEN-MOT-CHSH4Microwave Sensor
ETG-LEN-CHS4-60SLens Option 120W
ETG-LEN-CHS4-60LLens Option 150W & 200W
ETG-HBRH4S-RAL (120W)1 high bay aluminum reflector with 60° angle light distribution
ETG-HBRH4L-RAL (150W & 200W)1 high bay aluminum reflector with 60° angle light distribution
ETG-HBRH4S-RAC (120W)1 high bay acrylic reflector with 70° angle light distribution
ETG-HBRH4L-RAC(150W & 200W)1 high bay acrylic reflector with 70° angle light distribution
ETG-BKT-CHB-PD1Pendant Mount Option for P1 Circular High Bay models
ETG-BKT-CHB-PD2Pendant Mount Option for P2 Circular High Bay models

Documentation & Resources

DocumentReference NumberLink to Download
Sales SheetHL-307Click Here to Download
Indoor Accordion BrochureHL-148Click Here to Download
Combined BookletHL-303Click Here to Download
CHS-H4 Installation GuideLMAN0089Click Here to Download
Remote Control & Sensor Installation GuideLMAN0079Click Here to Download
CHS-H4 Series IES filesClick Here to Download
5 Year WarrantyWarranty PageClick Here to Download


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