Catalog > Semiconductors > Discrete Semiconductors > Transistors MJE340 Bipolar Junction Transistor SI-N 300V 0.5A 20W VIDPOW Part No: MJE340 7.48 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