long life miniature vacuum pump

Basic Information
Place of Origin: Xiamen China
Brand Name: AJK
Model Number: AJK-B4005
Minimum Order Quantity: 1PCS
Price: USD 4-8USD/PCS
Packaging Details: 120PCS/CARTON (450*340*320mm)
Delivery Time: 5-8 Work Days
Payment Terms: Western Union, T/T, L/C
Supply Ability: 500000PCS/MONTH
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long life miniature vacuum pump

DC small negative pressure pump with stable performance and good dry running characteristics, compact, lightweight, customizable

  • Item No.:

    AJK-B4005 (6-24V)
  • Free Flow:

    4 L/min
  • Max Pressure:

    -45~70 kPa
  • DC Voltage:

    6/12/24 V
  • Applications:

    Medical equipment, healthcare equipment, household appliances
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Product Details

AJK Micro Diaphragm Vacuum Pump B4005 delivers up to 4.0 L/min of flow into a compact 37 mm wide package with DC 6 12 24 V available for your choice. Customization available on your specific needs and life expectations.


Our miniature diaphragm pumps are featured with stable performance, high efficiency and long life.

Our micro gas pumps are designed with low vibration, low noise and low power consumption.

Our 100% oil free pumps maintain the purity of your system and are commonly used in FDA-approved systems.

ISO9001, CB, FDA, PAHs, REACH, RoHS compliant.

Typical Applications:

Blood pressure monitor


Bubble machine

Water dispenser

Massage chair

Massaging car seat



Rated Voltage

Rated Current

Free Flow

Max Pressure




DC 6.0 V

< 700 mA

4.0 L/min

-45~70 kPa

< 60 dB


DC 12.0 V

< 450 mA

4.0 L/min

-45~70 kPa

< 60 dB


DC 24.0 V


Dimension Drawing:

long life miniature vacuum pump


long life miniature vacuum pump

Contact Details

Phone Number : +86 13695024889

WhatsApp : +8613695024889