ACE TSD-UV39PBXMS CoolOperator 2x39W CFL Ballast - Stud Mount

The AC Electronic TSD-UV39PBXMS electronic ballast operates one or two (1/2) FT39W lamps 120 at 120V This ballast is great for areas that require normal lighting! Programmed start ballast is typically used in offices, board rooms, and retail. Also operates CFL lamps.  Specifications Type: Electronic Compact Fluorescent Start Method: Programmed Start Lamps: one or two FT39W Input Voltage: 120V Features Crest Factor: 1.70 Sound Rated Class A Max Temperature: 90° 98% power factor 5 years warranty     Dimensions Length: 9.50" Height: 1.14" Width: 1.69" Mounting: 8.9" Compliance UL & cUL Listed Class P, Type 1 Outdoor FCC Class B