Bulb Item DetailsItem:54143 Osram Replacement Discharge LampAverage Life:750 HoursColor Temperature:6500 KelvinLuminous Flux (Brightness):22,000 LumensOperating Orientation:UniversalBase Type:SFc 10-4Watts:300 WattsRated Voltage:100 VoltsAmps:3.6 AmpsMax Overall Length (MOL):92 mmMounting Width:70 mmDiameter:15 mmArc Length:5.5 mmHot Restart:YesLuminous Effeciency:73%Color Rendering Index:90Cooling:ForcedType of Current:ACWe recommend AGAINST purchasing any products that do not disclose ALL of the above specifications. Divine Lighting guarantees this product will meet or exceed factory specifications for all lighting units. Sample FixturesWorks in: Elation Image Pro 300 Clay Paky Mini Scan HP3, Stage Color 300, Stage Light 300 AE, V.I.P. 300 & 300 DIA, Color Wave 300, Altman Satellite 1, and many others.