On eBay Now...

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
4-Lamp Instant Start T8 Universal Electronic Ballasts
The Sylvania Quicktronic® High Efficiency 49853 (QHE4X32T8UNVISN-SC) Ballast is a commercial-grade, multi-voltage electronic control gear module engineered to operate three or four standard or energy-saving T8 linear and U-bend fluorescent lamps. Outfitted with a universal voltage framework auto-sensing 120–277V input lines, this NEMA Premium certified ballast utilizes an efficient Instant Start initialization layout to secure a normal 0.88 ballast factor profile. Featuring patented Lamp Striation Control (LSC) circuitry to eliminate light shimmering in low-temperature zones, its compact small can (SC) housing serves as the premier energy-saving maintenance choice for commercial office troffers, industrial high-bays, and institutional modular grids.

Sylvania Quicktronic QHE 4x32T8/Unv ISL-SC Electronic Ballast
$60.00
Sylvania Quicktronic QHE 2x32T8/UNV ISN-SC Fluorescent Ballasts 120-277V 10 Pcs
$50.00
Sylvania Quicktronic Electronic Ballast QHE 4x32T8/UNV PSH-HT 120-277V
$27.50
![]()
Popular Tutorials
Alarms and Indicator Circuit diagrams