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LEDVANCE 74233 is a dimmable 200W LED high bay fixture.  The LEDVANCE HIBAY1A/200UNVD850/GR is a 0-10V dimming, 200 watt LED lighting fixture.  The LED high bay comes with mounting hook and two different style refractors can be added for extra control.  Available in cool white (5000K) light, the 200 watt, 120-277 volt fixture is ideal for replacing existing 400W HPS and MH high bays.  This LEDVANCE high bay is made for dry and damp locations. high bay style fixtures are useful in areas such as retail, manufacturing, warehouses and other low bay lighting applications. LEDVANCE was formerly known as Sylvania. 

This LEDVANCE high bay is also known as Sylvania 74233 or Sylvania HIBAY1A/200UNVD850/GR

Replaces 400 watt high pressure sodium and metal halide high bays.


Brand:  LEDVANCE Type:  Ceiling
Light:  LED Lamp:  Integrated
Lens:  Frosted Driver:  0-10V Dim
Lumens:  20,500 Wattage:  200W
Voltage:  120-277 VAC CCT:  5000K
CRI:  80+ Lifespan:  50,000hrs
Certifications:  UL, DLC, RoHS Length:    7.00"
Width:    7.00" Height:  13.20"


LEDVANCE High Bay spec sheet

LEDVANCE High Bay installation sheet


  • Retail
  • Manufacturing
  • Warehouse
  • 15' - 40' Mounting Heights
  • Commercial Lighting
  • Industrial Lighting
  • Indoor/Outdoor
  • Damp Rated


  • Instant On
  • 0-10V Dimming
  • Mercury Free
  • Energy Star Compliance
  • Post-Painted Aluminum Housing
  • Polycarbonate Clear Lens
  • 50,000 hrs of lifespan


    • 30 day Seller Warranty
    • 5 year Limited MFG Warranty