About Ric-Tronics. We were founded in 1981 to fulfill the need for a competitive, service oriented resistor, inductor, and capacitor supplier. Since that time, we have continually expanded our product lines and are now considered a prime source for passive and discrete active components. Our growth is due to our personalized service and competitive pricing. We are committed to supplying our customers with quality components and power products from both domestic and overseas sources. That commitment also ensures that your order will arrive on time. Our mid-west location guarantees that your shipment will reach you within a few days. Our sales force has a combined 130 years of electronic experience and our engineers can assist you with any technical questions that you might have.