THE BLU-MED ECU IS A FAMILY OF HIGHLY RUGGEDIZED HVAC UNITS FOR MEDICAL SHELTER APPLICATIONS AND ARE ENGINEERED TO MIL-SPEC ENVIRONMENTAL CONTROL UNIT (ECU) SPECIFICATIONS. The BLU-MED ECU is portable and available with US-version components (3-ph, 208V, 60Hz) and EU-version components (3-ph, 230400V, 50Hz). There are many sizes and models depending on your heating andor cooling requirement, including: 2.5-ton ECUs, 5-ton ECUs, 5-ton split system ECUs, 5-ton digital ECUs, 5-ton constant run ECUs, 6-ton ECUs, and 10-ton ECUs. The BLU-MED ECU is engineered to operate in extreme environments with ambient temperatures of -25˚F to +132˚F, are stackable on a 463L pallet without the use of wood crates, powder coated (inside and outside), and constructed of aviation grade aluminum. EACH ECU IS CERTIFIED FOR UL1995 REQUIREMENTS AND HAS CSA C22.2 NO. 236-05 CERTIFICATION AND COMES WITH A 3-YEAR WARRANTY.