ReliOn's T-2000 hydrogen fuel cell is designed specifically for communications backup power applications. The T-2000 uses Modular Cartridge Technology for hot-swappable high reliability, ease of maintenance and simplicity of design. The system provides flexible configuration from 600 Watts to its full rated 2,000 Watt capacity in one chassis and is scalable to provide outputs up to 12kW for a variety of site requirements. Hydrogen fuel storage enables power continuity for hours, days, weeks or longer.