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linear air pump

for Water and Sewage Treatment    max Airflow : 155 L/min with safety switch

Low and high pressure alarm

AL2 Low and high pressure alarm Alarm is activing when air pressure drops below functional level at 61.8mbar(0.89psi) or rises over 274.68mbar(3.97psi).  

Low pressure alarm

AL1 Low pressure alarm  Alarm is activing when air pressure drops below functional level at 61.8mbar(0.89psi) and reset at 68.67mbar(0.99psi).  

About Us

Diann Bao, Inc. was established in 1988 and since then has focused on designing and manufacturing of linear air pumps for aerobic wastewater treatment and environmental systems. After 2005 we stepped into the making of OEM and vacuum pumps for a broad range of medical, laboratory and industrial fields. AirMac, the brand of Diann Bao is reputed to reliable and highest quality to serve a wide range of applications, and has long been recognized by leading companies from the US, Europe, Russia, Asia—mainly in China and Thailand, and many from the world. We’ve been manufacturing and selling air pumps and vacuum pumps for over two decades.