This is the amazing Universal Compressor Filter with Dial in Air Flow for Invacare Oxygen Concentrators. It will fit all Invacare Oxygen Concentrators.
FeaturesThis universal compressor filter replac
This Extended Life Filter replaces the DeVilbiss MC44D-605. It will fit all of the following DeVilbiss Oxygen Concentrators:
515 Series
505 Series
303 Series
MC44 Series