Need Appliance Repair Help? Ask a Technician for Answers ASAP
No, if you look at the wiring diagram on the ballast, it shows two lamps and the yellow wires feed both ends on the two lamps, correct? This is a HO (high output) ballast for use outdoors in the cold. YOu would have to wire the end connectors on the fixture to match the ballast.
Are you operating a sign outdoors?
If not I would use a regular ballast that matches the one you have like this:
What is the ballast number that you are changing out?
I will find that same one for you