ustry, aerospace industry and research and manufacturing laboratories in institutions of higher education, etc. Advantages 1)safe and reliable 2)quick temperture rise 3)good thermal insulation 4)pollution-free 5)small in size, be able to maintain cleanness of the air 6)the size and heating time can be customized The characteristics of the industrial electric air heater 1.The air can be heated up to as hi c 2.High efficiency: 0.9 and above 3.Short heating and cooling time, rapid and stable regulation; stable temperature control; fit for automatic control systems.