Catalog > Semiconductors > Discrete Semiconductors > Transistors BUT11AF Bipolar Junction Transistor SI-N 1500V 5A 20W 0.8us Part No: BUT11AF 10.29 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 20A