US-based Wilden Pump and Engineering Co. has announced the new 25mm PX2 Hygienic Series (HS) stainless steel pump. The pump was designed to handle the most demanding sanitary and hygienic applications. This Hygienic Series pump has been certified to 3A standard 44-03 and EHEDG doc. 2 and doc. 8. The PX2 HS pumps can be configured to be clean in place capable. The pump comes equipped with the patent-pending Pro-Flo X air distribution system including the Efficiency Management System that allows the user to control flow rate as well as efficiency with the turn of a dial.