The BU406 is a robust NPN Bipolar Junction Transistor (BJT) manufactured by CENTRAL SEMICONDUCTOR. Supreme Components International is an authorised distributor of CENTRAL SEMICONDUCTOR components. This transistor is housed in a TO-220 package, known for its efficient heat dissipation. With a collector-emitter voltage (Vceo) of 80V and a continuous collector current (Ic) of 4A, the BU406 is well-suited for medium-power applications. Typical uses include switching circuits, power amplifiers, and motor control circuits. Its NPN configuration allows for easy integration into various electronic designs. The BU406 offers reliable performance and is a popular choice for both hobbyists and professional engineers. Consider this transistor for your next project requiring a dependable BJT.