Challenge Sales carries several manufacturers' superior performing, quality products. The company is a leading manufacturer’s representative throughout Northern California and Nevada and has a working relationship with OEM engineers in Silicon Valley. Some of the product lines they carry include Kingbright, Samsung, JAE, Hantronix, Project Unlimited, Raltron, Methode, E-Switch, Selco and more. A list of products they carry include molding, metal forming, custom bus bars, SCR clamps and wire guards to name a few.