Check the listing for details. Lutron EcoSystem Dimming Ballast (EC5T832GUNV2L). Condition: Used. Listed at 39.99 USD. Product Description Proprietary continuous dimming ballasts are only compatible with continuous dimming controls from the same manufacturer and series. They are most often used in fluorescent fixtures in lighting system retrofits or new construction lighting installations for large hospital, corporate, and university campuses. The ballasts and dimming controls interface precisely with each other, which makes them more reliable than other types of ballasts and dimming controls. These ballasts allow the fixture's light output to be adjusted from 100% light output all the way down to the ballasts' lowest light output setting. Product Details BrandLUTRONBrand and SeriesEcoSystem(R)Ballast TypeElectronicBallast Start TypeProgrammed/RapidInput Voltage120 to 277V ACNumber of Bulbs Supported2Max. Bulb Watts32 WBallast Bulb TypeT8DimmingYesDimming TypeFull Continuous DimmingDimming MethodProprietaryDimming Range100% to 10%CA Title 20 CompliantNoMin. Starting Temp.50 °FAmps AC0.49/0.25/0.21 AInput Watts58/57/59 WStandardsANSI C62.41; ANSI C82.11; ANSI/ESD S20.20; CSA Certified; ISO 9001:2008; S Mark Certified; UL ListedBallast Factor0.85Power FactorGreater Than 0.95Frequency50/60HzOperating Amps @ 120V0.49 ATotal Harmonic DistortionLess Than 10%Length9-1/2 inWidth2-3/8 inHeight1 inWiring TypeParallelThermal ProtectionClass PSockets IncludedNoStarter RequiredNoIncludesPower and Lamp LeadsNumber of F32T8 Lamps2UNSPSC39111801Country of OriginMexico