Brandon Linear High bay is prewired for LED tubes before shipment.Brandon LED HB is designed to deliver uniform lighting in a narrow concentrated pattern making it ideal for typical high bay applications.It features various controls including dimming capabilities,occupancy sensor controls.Features:Constructed of die-formed heavy gauge cold rolled steelImported Alanod 320G aluminum reflector with 86% reflectionReturn lip in housing and welded end plate provide exceptional rigidTool-less ballast access from back for easy maintanceReplace 250W or 400W watt HID high baysPainted with a lighting grade baked white enamel, having a high reflectance factor for premiumSuitable for T8/T12 configurationsAvailable in 2,4,3 and 8 lampsAvailable in 48 inch and 60 inchElectrical:(Option)All electrical components are UL listedG13 lampholder from BJB,AAG stucchi or othersQuick disconnect from IDEAL or WAGOEmergency kits,occupancy sensorCCC,CE,CB,CSA,UL cUL listedMounting:Surface,suspended or chain mountable