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NEW Osram BTH 575W 115V


  • SOLD BY:
  • CONDITION: Brand New


The Osram Sylvania BTH is a 575W, 115V T6 Halogen bulb with a P28S/Medium Prefocus base.  This lamp is commonly used for studio, theater, TV & video. is proud to be an authorized dealer for the top manufacturers of theatrical lighting and event equipment.  We carry factory sealed items that are shipped direct to your doorstep and include all applicable manufacturer warranties.


  • Compact biplane filament design
  • Designed for Fresnels using P28s Medium Prefocus Base
  • Compact segmented filament
  • Improved base design with better electrical contacts
  • Similar output and color temperature (K) to the HPL & GLC lamp
  • Watts: 575W
  • Volts: 115V
  • Voltage Group: Line Voltage
  • Finish: Clear
  • Shape: T6
  • Base: P28S / medium prefocus
  • Ends: Single-ended
  • LCL: 2.17"
  • Diameter: 0.75"
  • Burning Position: Base down to horizontal
  • Filament: C13D / Biplane grid filament
  • Lumens: 15,500
  • CC Temp: 3250K
  • Life: 300 hours

Additional Details

Manufacturer: Osram
Condition: Brand New
Model: BTH54365
Item #: 21535 (4Wall/ Owned)
Tags: Lamp, Bulb
  • (1) Lamp

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