None Optanium 32-Watt (F32T12) 3 or 4 Lamp T8 4 ft. 120/277-Volt Instant Start Electronic Fluorescent Replacement Ballast

Philips Advance Optanium high efficiency electronic ballasts are engineered to optimize lighting performance and maximize energy savings. These ballasts will help to meet a variety of application challenges including design, installation, maintenance, and evolving lamp technology. Ballasts are available in a standard light output, high light output, and a low-Watt design with input-Voltages of 120 to 277 or 347. These ballasts are available in either instant start or programmed start ignition for extended lamp life in frequent switching applications such as those where occupancy sensors or motion detectors are being used.