Fuel cell systems, especially for emergency power supply in the telecommunication industry
P21 develops, manufactures, and markets fuel cell systems and components including PEM (Polymer Electrolyte Membrane) fuel cell stacks. Currently, the company targets the power supply backup market for mobile network cell towers. P21 is able to leverage its core competencies in intellectual property and its own industrial expertise in order to reduce fuel cell product costs. P21 is a spin-off of Vodafone/Mannesmann, and is located near Munich ( Germany).