A versatile, electrically heated sterilizer under saturated steam of adjustable pressure of 10 to 20 psi. Double-walled construction with boiler & steam jacket made of thick stainless steel and gap is filled with high-grade glass wool to bring the temperature loss to a minimal level. The outer chamber is made out of thick stainless steel. The lid is made of thick stainless steel plate (joint less) and can be sealed by a jointless neoprene rubber gasket by wing nuts through hinged bolts by engaging slotted lugs on the rim of the cover. Provided with wingnut (brass nut) dial pressure gauge, air/steam release cock, water level indicator, sprint loaded safety valve adjustable to any required point from 10 psi to 20 psi with accuracy ±3 psi. A drain cock has also been provided. A double safety valve has also been provided along with inlet. Supplied complete in stainless steel and stainless steel dressing bins.