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Micro Vacuum Piston Pump for Vacuum Packaging

Short Description:

This micro vacuum piston pump is used in compact vacuum packaging and sealing machines to remove air before sealing. Its piston structure provides stable negative pressure for repeated packaging cycles, while the compact body fits small built-in systems. DC voltage options are available for different equipment power supplies, with OEM support for wire, connector and installation requirements.

 

 


  • Product Name: 385 Micro Vacuum Piston Pump
  • Application: Vacuum Packaging Machine, Sealing Machine
  • Customization: OEM/ODM Supported
  • Product Detail

    Video

    Frequently Asked Questions

    Product Tags

    Vacuum Packaging Application

     

    The pump removes air from a vacuum bag or small chamber before sealing.

    It is mainly used in compact packaging machines where the pump needs to build vacuum within a limited cycle time without taking up too much internal space.

    Actual evacuation time depends on the package volume, tubing length, sealing condition and air leakage.

    For machines with short packaging cycles, the pump should be tested with a vacuum path close to the final design.

     

    This DC piston vacuum pump is made for built-in equipment where installation space is limited.

    Key Performance for Compact Vacuum Equipment

    The main job of a vacuum packaging pump is to remove enough air within the required packaging cycle. For this product, airflow, vacuum level and compact size are the key points.

    Key Data Value What It Means
    Free Flow 5-7 LPM Moves air out of small bags or chambers
    Maximum Vacuum -70 kPa Provides the negative pressure needed during evacuation
    Voltage Options DC 6V / 9V / 12V / 24V Matches different equipment power supplies
    Power 6 W Fits low-power compact equipment
    Weight 92 g Easier to integrate into small machine housings

     These are the main values needed for initial selection. Detailed current, port size and test conditions can remain in the downloadable datasheet.

     

     

    Specification Engineering Drawing

    micro vacuum pump 385

    How to Check If the Pump Fits Your Machine

    A vacuum pump should be selected from the machine requirement first.

    The most useful information is:

    Machine Data What It Tells Us
    Target Vacuum Required negative pressure
    Bag / Chamber Volume Amount of air to remove
    Evacuation Time Required pumping speed
    Power Supply Correct voltage version
    Duty Cycle Running time per cycle

    For example, two packaging machines may need the same vacuum level but require different pump capacity because their chamber volume or evacuation time is different.

    Send these values before sample testing.

    Compact Integration for OEM Equipment

    This DC piston vacuum pump is made for built-in equipment where installation space is limited.

    The pump version can be selected according to the machine power supply. Wire length, connector and mounting details can also be reviewed before sample production.

    Place the engineering drawing in this section so the customer can check the pump body, air port and mounting position.

    If the project needs another vacuum range, airflow or pump size, view our Micro Piston Pump range.

    Check This Pump for Your Vacuum Packaging Machine

    Send your target vacuum, chamber or bag volume, evacuation time, power supply and working cycle.

    We can check whether this micro vacuum piston pump matches the required packaging process before sample testing.


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  • 1、Are free flow and maximum vacuum reached at the same time?

    No. They are measured at different operating points. Airflow changes as the vacuum level increases.

    2、 How do I know if this vacuum packaging pump is fast enough?

    Check the chamber or bag volume, target vacuum and required evacuation time. These three values show whether the pump capacity matches the packaging cycle.

    3、Which voltage version should I choose?

    Choose the rated voltage that matches the equipment power supply. The available voltage options are separate rated configurations.

    4、Can this piston vacuum pump run continuously?

    The required duty cycle should be tested under the actual vacuum load and equipment temperature before production approval.

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