Ultra Cryostat Circulator with Inner Working Chamber is extensively used in research laboratories, bio-chemical industries, medical institutions, agriculture institutions etc. The Ultra Cryostat Circulator is compact and unique in design and provided with inner working chamber and stainless steel made top and lid. The Ultra Cryostat Circulator is designed with gap between internal and external walls in insulated with PUF to prevent any heat loss. Ultra Cryostat Circulator with Inner Working Chamber is suitable for operation on 230 V, 50 Hz. AC single phases and ambient temperature of up to 37 degree C.