This microprocessor PID controlled Tri Gas Incubator is basically multi gas incubator that comes in handy for controlling oxygen. It can maintain specific humidity consistently as per application needs. This system comprises of zirconium oxide sensor which is free from maintenance charge and advanced decontamination system with 90 degree C temperature setting facility. Stainless steel chamber of this PID controlled Tri Gas Incubator has coved corners to minimize contamination. Ventilation arrangement of its chamber ensures precise controlling of moisture, oxygen and carbon di oxide. Water reservoir of this system has water tray replacement arrangement. Long working life is one of its main features.