... 7x seriesTemper: O, T1, T4, T5, T6, H12Shape:Square, Rectangle Shell/ Case/ HousingSize: Flexible SizeSurface Treatment: Anodized, Power Coating, Sandblasting, Polishing, ... , HydroformingApplication: Aluminum extruded profile/ Aluminum Power Supply Shell, Housing, Case, Casing use for the cover of Switching Power Supply, # AC ... customer requirement. Smart Dimming Ballast T5 power Cover/ Housing/ Case