THIEF RIVER FALLS, Minnesota, USA--(BUSINESS WIRE)--Global Power Technologies Group (GPTG), a full service, low cost, silicon carbide semiconductor manufacturer for the commercial power market, today announced an exclusive global distribution agreement with Digi-Key, the industry leader in electronic component selection, availability, and delivery. Digi-Key has become one of the most popular online destinations for electronic component purchase, featuring local websites, 24x 7 technical support