The standard model of SR negative pressure station sterilization filter includes threaded connections of S10MV S20MV、S50MV、S100MV、S120MV、S160MV、S180MV、S250MV、S300MV， And F160MV with flange connection F250MV、F300MV、F400MV、F500MV、F600MV.

All of the SR negative pressure station sterilization filters are labeled with "Biohazard", and equipped with a ball valve and a transparent sterilizable collection cup called flask. All of the SR negative pressure station sterilization filter fully meets the HTM 02-01 standard and also complies with the guidance of GB50751-2012. It is designed to protect the equipment in negative pressure systems from contamination by solid particles, liquids and bacteria, and has been widely applied to air compressor stations in hospitals at all levels.

All of the SR negative pressure station sterilization filters are equipped with WALKER negative pressure sterilizing filter elements, which have been independently tested by CAMR testing agency in accordance with BS3928, and the efficiency exceeds 99.9999%, far exceeding the specified 99.995%.