Mini pressurestat for pumps with a power of max 20 l/min. The connection takes place with a thread ½" male and a 13 mm hose grommet. The sealings are made of EPDM and Delrin and the pressurestat is absolutely liquid fertilizer resistant. The Manometer connection thread is ⅛" female. The scope of supply includes the mini pressurestat and a manometer with a Ø 40 mm. To connect for example a Mini Filter please choose the A-coupling type.