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AS- LP3 Solenoid Pump: The Ultimate Tool for Fluid Management

What Is a Solenoid Pump?

A solenoid pump is a small electromechanical pump that uses a solenoid coil (an electromagnetic actuator) to drive a diaphragm or plunger, which in turn moves fluid through the pump chamber. It is commonly used to dispense, dose, or inject precise amounts of liquid.

How It Works:

  1. Electromagnetic Actuation:

    • When electric current flows through the solenoid coil, it creates a magnetic field.

    • This magnetic force pulls a plunger or moves a diaphragm.

  2. Fluid Displacement:

    • The plunger/diaphragm motion creates suction, drawing fluid into a chamber via a one-way inlet valve.

    • On the return stroke, the fluid is pushed out through a discharge valve.

  3. Repeat Cycle:

    • The cycle repeats rapidly, driven by a pulsed electrical signal.


Key Features:

  • Precise control of fluid volume per stroke

  • Simple structure (fewer moving parts)

  • Low maintenance

  • Good for dosing applications

  • Typically used for low-viscosity liquids and clean fluids

    Product Description

    Brand

    Dr. Solenoid

    Model Number

    AS-LP3

    Rated Voltage (V)

    DC 24 V  120V OR 230 V

    Rated Power(W)

     25 W

    Work Model

    2 Ways Valve

    Holding Force (N)

    0.4 MW

    Resistance

    25 Ω

    Reset Time(s)

    0.3 Sec. On,  0.3  Sec. Off

    Service Life

    500 Hours

    Certification

    CE,ROHS,ISO9001,

    Material

    Carbon Steel Housing with Telfon Plated Coating

    Lead Wire Length(mm)

    200

    Install Style

    Adjustable Screw

    Tolerance of Dimension

     +/-  0.1 MM

    Water-proof

     None

    Insulation Class

    F   155 Degree

    Hi-Pot Test

    AC 600V 50/60Hz 2s

    Non-excitation Holding Force

    0

    Working Temperature

    -10°C-100°C

    Duty Cycle

    1-100%

    Thread Depth(mm)

    /

    Payment Term

    TT, or LC At Sight

    Sample Order

    Yes

    Warranty

    1 Year

    MOQ

    1000 pcs

    Supply Ability

    5000 pcs per Week

    Delivery Time

    30 Days

    Port of Loading

    shenzhen

    Product detail diagram

    AS-LP 3 Electromagnetic Solenoid Pump  D 1AS-LP 3 Electromagnetic Solenoid Pump  D 2AS-LP 3 Electromagnetic Solenoid Pump  D 3AS-LP 3 Electromagnetic Solenoid Pump  D 4AS-LP 3 Electromagnetic Solenoid Pump  D 5
    AS-LP 3 Electromagnetic Solenoid Pump  D 6

    AS-LP3 Solenoid Pump Applications

    - Aerospace: used to transport fluids such as aviation fuel and hydraulic oil, with the advantages of small size, light weight, and high reliability.

    - Chemical industry: can be used to transport special fluids such as corrosive, flammable and explosive, avoiding leakage problems caused by poor sealing of mechanical pumps.

    - Medical field: such as in artificial hearts, dialysis equipment, etc., used to accurately transport fluids such as blood and liquid medicine. Its characteristics of no mechanical wear and low noise are conducive to the stable operation of medical equipment and patient safety

    - Household appliances: in coffee machines and sweepers, it can accurately transport the required liquids. Ensure the operation of the product.


    Solenoid Pump Application

    Our advantage



    Here are some frequently - asked questions about solenoid pumps: 

    QWhat is a solenoid pump?

    AA solenoid pump is a positive - displacement pump that uses electromagnetic principles to control fluid flow. It usually consists of components such as a coil, a plunger or piston, a valve, an inlet, and an outlet. -

    QHow does a solenoid pump work?

     AWhen the pump is connected to a power source, an electric current flows through the solenoid coil, generating a magnetic field. The magnetic field acts on the plunger or piston, opening the valve and allowing fluid to enter the pump. When the current is interrupted, the magnetic field collapses, and the valve closes, pushing the fluid out of the pump. -

    QWhat are the main types of solenoid pumps?

    A Solenoid pumps can be divided into direct - acting, pilot - operated, proportional, isolation, and pinch pumps, etc. Each type has its own unique features and is suitable for different application scenarios. -

    QWhat is the maximum capacity of a small solenoid pump?

    A: For some small solenoid metering pumps, the maximum flow rate can reach 55 lph when the pressure is very low (lower than 0.1 bar). -

    Q: Can solenoid pumps run dry?

    A: New dose solenoid pumps can run dry for less than 12 hours. However, long - term dry running will damage the pump, so it is recommended to install warning devices such as level switches. -

    Q: How to change the diaphragm of a solenoid pump?

    A: First, remove the screws on the back of the pump that fix the pump head. Then, take down the pump head and unscrew the diaphragm. After checking for wear or damage on the old diaphragm, replace it with a new one. Finally, screw the pump head back onto the pump, ensuring that the check valves are perpendicular to the ground. -

    QWhere are solenoid pumps used?

    A Solenoid pumps are widely used in the automotive industry (such as fuel injection systems), manufacturing and process control, HVAC systems, water and wastewater management, medical equipment, and agricultural applications. -

    QWhat are the advantages of solenoid pumps?

    AThey have the advantages of low power consumption and easy maintenance. In addition, they can achieve precise control of fluid flow, and are suitable for a variety of applications that require accurate and consistent fluid management.

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