Equipped with precise cooling system and superior quality, low noise centrifugal fan that provides outstanding temperature uniformity ideal for most low temperature applications. Energy efficient, easy to clean design is an advantage for maximum process stability during microbiological tasks. - The electronic control of closed cycle adjustable heating system - Stainless steel interior and Electrostatic sprayed exterior - Call to restore function, without power supply - With strong influence of intermittent rapid heating system of.200 type and 100B type with air pressure regulating valve