High-Output Sign Ballasts

4-6 LAMP T8HO OR T12HO ELECTRONIC SIGN BALLAST, 20'-48' COMBINED LAMP LENGTH MAX, PROGRAMMED STARTED, 120-277VAC. SMARTWIRE Product #:KTSB-E-2048-46-UV-S

2-4 LAMP 12'-32' ELECTRONIC SIGN BALLAST, T8HO OR T12HO, PROGRAMMED RAPID START, 120-277VAC, SMARTWIRE SERIES Product #:KTSB-E-1232-24-UV-S

KEYSTONE KTSB-E-0416-12-1 - SMARTWIRE ELECTRONIC BALLAST 4-16 FEET 1-2 LAMPS Product #:KTSB-E-0416-12-UV-S