J.R. Electronics is a components distributor in Santee. Serving clients throughout San Diego County, it offers a range of products representing various national manufacturers. Its manufacturers list Cal-Chip, P-Tec, Picker Components, Riedon, Lyn-Tron and Cary Industries, among many others. Its products include circuit breakers, cables, speakers, switches, capacitors, fuses, hardware, fans and diodes. J.R. Electronics has served the public since the 1990s.