We have one of the largest selections of aluminum heatsinks to fulfill your unique electrical application needs. We have 4.850” wide extruded aluminum heatsinks that you can seamlessly order from our site. These high-quality heatsinks will offer reliable performance to dissipate heat and keep your electric equipment working smoothly. HeatsinkUSA can deliver the volume of aluminum heatsinks you need; we have no order minimums and cater to both businesses in need of large volume orders and individual customers tackling their own electrical projects. We can also customize the length of any profile to match the unique applications of your project. Browse our large collection of aluminum heatsink extrusion profiles and order the ones you need today.