B94CGU
BODINE B94CGU Emergency Fluorescent Ballast,42W 34E652
You will see the 2904110 has a simple on/off switch that is hard to miss.
Bodine B94CGU 4-Pin Compact Fluorescent Emergency Ballast 120-277V New In Box
What stands out about iCarbide is the balance between cost and real-world durability.