Protonex is a leading provider of advanced fuel cell power solutions for portable, remote and mobile applications in the 100 to 1,000-watt range. Based on patented proton exchange membrane (PEM) and solid oxide fuel cell (SOFC) technologies, these power systems are among the industry's smallest, lightest and highest performing fuel cell systems for portable applications. Protonex has developed several products designed for end-users in military, commercial and consumer markets that are currently underserved by batteries and small generators.