Active Power Inc (ACPW) announced that the largest airport in Mexico, Aeropuerto Internacional de la Ciudad de Mexico (AICM), has selected its battery-free CleanSourceÂ® UPS to protect runway and taxiway lighting. Additionally, a new terminal that will begin construction this year will also be supported by Active Power’s battery-free systems. Deliveries against this order started in Q4 of 2005 and will continue through the first half of 2006. [ more ] Active Power is following a good business model of selling into a niche that it already has a good presence in (FuelCell Energy has a similar practice with Hotels.) They currently have several airport installations in Spain and this marks the second airport installation in Mexico.