Split aluminum extrusion enclosure, made of extruded aluminum profile with integrated heat sink fins, excellent thermal conductivity, lightweight and corrosion-resistant. Consists of base and cover. Integrated cooling ribs on both sides for fast heat dissipation. Mounting holes on base for PCB and power modules. Available in sandblasting and anodizing surface treatment. Easy assembly. Widely used for switching power supplies, drivers and electronic controllers. Custom cutting length, drilling and surface finishes available.