Philips Advance Magnetic Ballast ASB-1240-46-BL-TP

The Advance ASB-1240-46-BL-TP is a magnetic fluorescent sign ballast designed for rapid start operation with 120V input and series wiring. It supports 4 to 6 T12HO lamps with a total lamp length of 12 to 40 feet. Built for reliable cold weather performance down to -20°F, it is UL Type 2 Outdoor listed and meets UL Class P and CSA standards, making it ideal for large outdoor sign applications requiring safe and consistent illumination.