Lutron EC3DT4MWKU1S Dimming Ballast, T4 4 Pin, 120-277V, 1 Lamp

Electronic dimming ballasts dimming ballasts save energy while providing smooth, continuous, ultra quiet dimming. Ul listed and CSA certified. Ecosystem, , dimming to 5% use with lutron, fluorescent dimmers and digitally Addressable systems. -- lamp length: n/a; TOTAL harmonic distortion: less than 10%; min. Starting temp.: 50 degrees F; Green certification or other recognition: ROHS Compliant; Green environmental attribute: product contributes to reducing energy consumption; sound rating: inaudible in 27dBA ambient environment; dimming range: 100% to 5% RLO; standards: UL/CSA, class p thermally protected, ANSI C82.11, FCC part 18 EMI/RFI emissions, ANSI C62.41, ANSI/ESD S20.20, ISO 9001.2000; ballast factor: 0.95; voltage: 120-277; start type: programmed rapid start; power factor: greater than 0.95; lamp type: T4 lamps; ballast type: ecosystem (R); width: 3"; thermal protection: Yes, class p; length: 4.9"; item: CFL dimming ballast; height: 1"; dimension reference: K