

This diaphragm air pump features low energy consumption, lightweight construction, and low vibration, ensuring efficient operation. Its long lifespan and adjustable flow rate design meet various application needs, while the oil-free and maintenance-free characteristics enhance operational convenience, making it an ideal gas delivery solution.



MICRO DIAPHRAGM AIR PUMP SPECIFICATION | |||||
Model / | A22-1314 | A22-1334B | A22-1215-B | A22-1215-BL | A22-1215-BX |
Motor Type / | Brushed Motor | Brushless Motor | Brushed Motor | Brushless Motor | Brushless Motor |
Rated Voltage V | 4.5 | 5 | 4.5 | 5 | 5 |
Operating Voltage V | 4-8 | 4-6 | 4-6 | 2.3-6 | 2.3-6 |
Rated Current mA | 100 | 100 | 150 | 140 | 140 |
Rated Flow mL/min | 750 | 450 | 400 | 1200 | 1000 |
Max.Vacuum / | 25%Local Atm.Pressure | 40%Local Atm.Pressure | |||
Operating TemperatureºC | -10-60 | -10-60 | -10-60 | -10-60 | -10-60 |
Seal Material / | EPDM | EPDM | EPDM | EPDM | EPDM |
Nominal Diameter mm | 2-3 | 2-3 | 3-4 | 3-4 | 3-4 |
We support customization of diaphragm pumps of various specifications and uses |

Medical devices: IVD (biochemical diagnosis, immunodiagnosis, molecular diagnosis), ventilators, sphygmomanometers, etc.
Environmental protection instruments: handheld or portable gas detectors and analyzers, etc.
Scientific instruments: chromatography, mass spectrometry, etc.
Others: rehabilitation equipment, small household appliances, etc.
Compact size: Small size allows easy integration into small spaces without compromising performance.
Good corrosion resistance: The diaphragm is made of EPDM, suitable for a variety of corrosive liquids
Low power consumption: They are designed to operate efficiently, consuming minimal energy while maintaining high output.


Durability: Micro diaphragm air pumps are made of high-quality materials that are resistant to corrosion and wear, ensuring a long service life in demanding environments.
Quiet Operation: Micro diaphragm air pumps have low vibration and noise during operation, ensuring stable and continuous flow output.
As an OEM, ODM and OBM partner, we offer customization support for pumps, allowing customers to tailor products to their specific needs and applications.


ISO & SGS standard certification ensures compliance with environmental regulations. Then we also provide a warranty to give customers peace of mind and ensure that their needs are met.






Please tell us the liquid, flow range, application, and working conditions, our professional sales staff will recommend the right model for you.
Q2: Are you a trading company or manufacturer?
We are a factory.
Q3: How long is the delivery time?
Depends on the quantity.
Q4: Do you provide samples? Is it free or extra?
Yes, we can provide samples, it depends on the product.
Q5: What are the payment terms?
Payment method: T/T, etc.