Keystone Technologies KTSB-E-0432-14-UV 120-277V Electronic Ballast for 4,3,2,1 T12HO Lamps 8ft 4-32 ft or T8HO Lamps up to 6ft Long or 4-42 ft

Keystone Technologies KTSB-E-0432-14-UV Electronic Ballast — 120-277V Sign Ballast for T12HO and T8HO Fluorescent Lamps Premium electronic sign ballast engineered for reliable performance in commercial and industrial lighting applications. The KTSB-E-0432-14-UV supports flexible lamp configurations: up to 4 T12HO lamps (8 ft each, 4–32 ft total) or up to 4 T8HO lamps (6 ft each, 4–42 ft total), or any compatible combination. Operates across standard North American voltage (120–277V), making it ideal for retrofit and new installations in signage, display, and accent lighting systems. Electronic ballast technology delivers consistent ignition and stable light output while reducing flicker and extending lamp life. Brand new, factory-sealed unit. Trusted by lighting professionals for durability and compliance in demanding environments.