Skip to content
Free Shipping on All Orders!
Free Shipping on All Orders!

The OSRAM 49837 is a 1 lamp low factor T8 fluorescent ballast.  The OSRAM QHE 1X32T8/UNV ISL-SC-B electronic T8 fluorescent ballast is 120/277 volt (universal voltage), high efficiency, instant start low ballast factor for F32T8 fluorescent lamps, but also operates FBO32, FBO31, FO25, FBO24, FO17, FBO16, FO30/SS (30W), FBO30/SS (30W), FBO29/SS (29W), FO28/SS (28W) & FO25/SS (25W).  The QHE 1 lamp T8 ballast comes in a small can enclosure for low profile light fixture designs.  Wire leads included. 

Also known as OSRAM Sylvania 49837 and OSRAM Sylvania QHE 1X32T8/UNV ISL-SC-B.  This ballast replaces all 1 lamp 32 watt instant start ballast in 120-277V applications including residential. 


Brand:  OSRAM Start:  Instant
Light:  Fluorescent Lamp:  F32T8, F17T8
Ballast:  0.78 Power:  >0.97
Wattage:  26W Voltage:  120-277 VAC
Class:  P Frequency:  50/60Hz
Certifications:  UL, RoHs Length:    9.50"
Width:    1.68" Height:    1.00"

QHE Low Factor Ballast Specifications


  • T8 Fluorescent Light Fixtures
  • Lighting Repair
  • Commercial Lighting
  • Industrial Lighting
  • Residential Lighting
  • Indoor/Outdoor
  • Damp Rated


  • Wire leads included
  • Input voltage: 120-277V
  • UL type CC rated
  • End-of-Life sensing
  • Instant Start
  • Small Can
  • Lead-Free


    • 30 day Seller Warranty
    • 3 year Limited MFG Warranty