Catalog > Semiconductors > Discrete Semiconductors > Transistors BU505 Bipolar Junction Transistor SI-N 1500V 2.5A 75W 0.9us Part No: BU505 17.71 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Additional Information Polarity NPN Material Silicon Power Dissipation 75A