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Sylvania-74233-no refractor-[option4]-[option5]-[option6]-[option7]-LeanLight


74233 | dimmable LED high bay fixture, 200W, 22500lm, 5000K, 120/277V


Sylvania 74233 is a dimmable 200W LED high bay fixture.  The HIBAY1A/200UNVD850/GR is a 0-10V dimming, 200 watt LED high bay fixture.  The LED fixture 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 versatile high bay fixture 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.  

Sylvania has recently rebranded to LEDVANCE.  This product is also known as LEDVANCE 74233.

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


 Brand: Sylvania Lens: Clear
Light: LED Lumens: 20,500
Lamp: Module Wattage: 200
Driver: Dimmable Voltage: 120-277
Length:  13.20" CCT: 5000K
Width:    7.00" CRI: 80+
Height:    7.00" Certifications: UL, DLC, RoHS


  • Retail
  • Manufacturing
  • Warehouse
  • 15' - 40' Mounting Heights


  • Instant On
  • 0-10V Dimming
  • Mercury Free
  • Energy Star Compliance
  • 50,000 hrs of lifespan


  • Post-Painted Aluminum Housing
  • Polycarbonate Clear Lens


  • 5 year MFG limited warranty
  • 30 day seller warranty


Sylvania High Bay spec sheet

Sylvania High Bay installation sheet



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