The Advance ASB204024BLTP is a magnetic sign ballast designed to power two to four F120T12/HO fluorescent lamps from a 120 V AC supply. It is listed as a 2–4 lamp sign ballast with 120 V input and uses lead lengths commonly configured for signage installations (4 ft or 20 ft). Typical performance figures include a ballast factor of about 0.80, making it suitable for standard signage lighting in channel letters and sign cabinets that use T12/HO lamps.
