ADVANCE IMH100DLFM : ELECTRONIC METAL HALIDE BALLAST 100W M140 120-277V 50/60HZ | Gordon Electric Supply, Inc.
Metal halide lamp electronic ballast - CBI series - IREM SPA
HATCH MC70-1-T-UNNS 70-watt electronic METAL HALIDE BALLAST. 120-277 VOLT | eBay
Advance e-Vision RMH-39-K-BLS 39 Watt Electronic Metal Halide Ballast
Metrolight M150MHS-3-US-C-AD-NC, 150w M81-M102, Electronic metal halide ballast, 120-277v -dimmable via approved 0-10V sensor or relay, minimum start temperature -13'F, cULus, CE