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Sump and sewage diaphragm switches sense pressure against the diaphragm to detect how much water is present in the basin. as the water level rises in the sump basin, the air pressure pushing against the diaphragm builds within the switch. the diaphragm switch turns on when the water rises to a specific water level and the pump starts.

Waterproof micro pressure switch can meet the pressure control in harsh environment and the place with limited installation space. it is used for pressure alarm, parking or control system, etc. stainless steel pressure diaphragm, waterproof and moisture-proof.

Fits valterra and bristol 3" and 1.5" waste valves (not included) open or close cycle in less than 4 seconds (3” model) each auto-drain comes complete with a mounting bracket, rocker arm switch, switch box with light (indicates open or closed valve), complete installation and operating instructions; contact sales to order your auto-drains today!

Home > push pull valve in switzerland 1" asco red hat brass solenoid valve is a two-way general service valve that works in conjunction with the chemtrol 250 swimming pool chemical controllers and co2 feed systems. 120 or 24 …

Our company primarily engaged and export Mechanical air valve manufacturer. we depend on sturdy technical force and constantly create sophisticated technology to meet the demand of Mechanical air valve manufacturer customers. We're sincerely welcome close friends from different circles at dwelling and abroad come to cooperate!


Mechanical air valve manufacturer goods supplier in China,we assistance our customers with most effective high-quality products and higher level service.Being the specialist manufacturer within this industry,we have gained rich expertise in generating and managing.Our Mechanical air valve manufacturer items won certifications with the nearby and international main authorities .For much more detailed facts,please make contact with us!

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