Diann Bao, Inc.
About
Diann Bao, Inc., marketing its products under the AirMac brand, is a Taiwanese manufacturer of linear air pumps and aeration equipment with over 30 years of experience in linear magnetic technology. Headquartered in Changhua, Taiwan, the company produces a comprehensive range of linear diaphragm pumps and blowers delivering clean, oil-free air for environmental, aquaculture, medical, laboratory, and industrial applications. The AirMac lineup spans three airflow tiers: high-capacity DBMX500, DBMX400, DBMX300, and DBMX200 models delivering 80 to 500 liters per minute for septic and pond aeration; the mid-range DB60 at 40-80 LPM for sewage treatment; and compact DB20, DB10S, and DBM40B models at 5-40 LPM for OEM and specialty uses. The newer DBMX400 and DBMX500 models incorporate advanced linear magnetic technology specifically designed for wastewater treatment plant applications. All pumps feature EPDM diaphragms for durability, and every unit undergoes 100 percent individual inspection before shipping. Beyond air pumps, Diann Bao also manufactures vacuum air pumps, BLDC vacuum air pumps, and compatible diffusers for complete aeration system solutions. All components are manufactured in Taiwan.
Key Products
High-capacity septic air pump delivering up to 500 LPM of clean, oil-free air for aerobic wastewater treatment systems.
Septic air pump delivering up to 400 LPM for residential and commercial septic system aeration.
Septic air pump delivering up to 300 LPM for mid-range aerobic treatment system applications.
Pond and septic aeration pump delivering up to 200 LPM for wastewater treatment and pond oxygenation.
Lower-capacity pond aerator for decorative pond and small-scale aeration applications.
Mid-capacity diaphragm pump delivering 40-80 LPM for sewage treatment and industrial aeration applications.
Compact pump delivering 5-40 LPM for OEM integration, laboratory, and specialty air delivery applications.
Vacuum-capable linear pump for suction and aeration applications in laboratory and industrial settings.
Vacuum-capable linear pump for continuous-duty laboratory and industrial vacuum applications.
Brushless DC vacuum pumps for continuous-duty applications requiring reliable, long-running vacuum and air delivery.
Compatible fine bubble diffusers designed for use with AirMac linear air pump systems in wastewater aeration.
Replacement EPDM diaphragms for all AirMac pump models ensuring long service life and consistent performance.
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