30/60kW x 2hr VRB-ESS; back-up power application

On October 12, 2005 The company announced the sale of a 30kW x 2 hour VRB-ESS to the South Carolina Air National Guard (“SCANG”). The VRB-ESS will provide power quality enhancement and back-up energy supply for a tactical radar system in the event of grid disruption. The VRB-ESS system will improve energy efficiencies and economics by supplying backup power for 2 hours versus 10 minutes currently provided by SCANG’s UPS system.