Advance ASB-2040-24-BL Rapid Start Plastic Sign Ballast

Advance ASB-2040-24-BL Rapid Start Plastic Sign Ballast is a 120V, 60 Hz magnetic sign ballast designed for two to four T12/HO fluorescent lamps in signage applications. This SignPro ballast accommodates 2–4 lamp configurations and is specified for fixtures that use lamps with lengths ranging from 20 to 40 feet, making it suitable for larger channel-letter signs and sign cabinets. With rapid-start circuitry, it delivers quick ignition and reliable operation from a standard 120V supply in both indoor and outdoor signage environments. The ASB-2040-24-BL-TP designation identifies this plastic-housing ballast within the Philips Advance SignPro lineup, aligning with the broader family of Sign Pro magnetic ballasts. Typical applications include illuminated channel letters and exterior sign boxes that require bright, even illumination from two to four T12/HO lamps.