Instructables

Can I Use A Four Light Electrical Ballast With Only Two Bulbs?



A 4 lamp ballast will power a 2 lamp fixture. You'll need to cap off the extra leads. This ballast will draw more current than is required and will not be very energy efficient. It may also reduce the life cycle of the lamps.
caarntedd3 years ago
Yes.
iPodGuy3 years ago
You should be able to cap off the extra leads.