• Fitment：
  • M40fa640a Automatic Voltage Regulator Is Developed By Suitable For Three-Phase Synchronous Generators.
  • Which Is Provided With Internal Circuits In Order To Reduce The Excitation, When Running At Low Speed, In Order To Avoid Damages To The Excitation System Of The Generator.
  •  
  • Description：

    • Findmall M40FA640A AVR Card Board Generator for Automatic Voltage Regulator

    Fitment：

    M40fa640a Automatic Voltage Regulator Is Developed By Suitable For Three-Phase Synchronous Generators.

    Which Is Provided With Internal Circuits In Order To Reduce The Excitation, When Running At Low Speed, In Order To Avoid Damages To The Excitation System Of The Generator.

     

    Description：

    1) Supply Voltage:170-277v(50/60hz)
    2) Power Supply:1000 Va (Max)
    3) Power Dissipated:30w (Max)
    4) Voltage Sensing:170-270/380-415/440-480v
    (Three Or Single Phase Sensing)
    5) Output Voltage(Dc): 80v (Max, Continuous)
    6) Output Current(Dc):8a (Max, Continuous)
    7) Output Current(Dc):15a (Max 1 Minute Forcing)
    8) Regulation Accuracy: +/-0.5% Steady State Conditions, For Rated Voltage And Pf
    9) Voltage Drift: +/-0.5% Of Voltage Change For 50°C T Amb Change
    10) Response Time: 1 Cycle (12ms-16.6ms)
    11) Operating Temperature: -30°C- +70°C
    12) Exciter Field Resistance: 3.5ω (Min)-20ω (Max)

     

    Package Included：

    Avr M40fa640a Automatic Voltage Regulator For Generator 

     

    Notes：

    -If You Are Not Sure The Item 100% Fit For Your Vehicle Before Your Purchase.

    -Please Allow 1-3cm Differs Due To Manual Measurement.
    -Due To The Different Display And Different Light, The Picture May Not Reflect The Actual Color Of The Item. Thanks For Your Understanding.


    Item Specifics
    Country of Origin United States
    Brand findmall
    MPN 981084
    Type Automatic Voltage Regulator,Voltage Regulator
    Warranty 1 Year
    Supply Voltage 170-277V(50/60Hz)
    Power Supply 1000 VA (max)
    Power Dissipated 30W (max)
    Voltage Sensing 170-270/380-415/440-480V
    Output Voltage 80V (max, continuous)
    Operating Temperature -30°C- 70°C
    exciter Field Resistance 3.5Ω (min)-20Ω (max)

    Payment

    1.We accept Paypal, credit card, debit card, Google Pay...

    2.Once payment is cleared, we will arrange for shipment as soon as possible to ensure your item arrives on time.

    Shipping

    1.Usually your Items will be shipped within 1-3 business day after your payment is cleared.

    International orders may take 10 to 30 business days to arrive.

    2.We have CA, NJ  warehouses and ship items may vary according to the stock.

    3.No shipping on Weekends or US Public Holidays.

    Returns

    1.You can return your unused items back for exchange or refund within 30 days.
    2.Please contact us for return process before you return the item.

    Contact Us

    If there is any fault or problem with the product, please don't be shy to express it, we will solve it at the first time.

    Feedback

    If there is any fault or problem with the product, please don't be shy to express it, we will solve it at the first time.

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    Findmall M40FA640A AVR Card Board Generator for Automatic Voltage Regulator

    Fitment：

    M40fa640a Automatic Voltage Regulator Is Developed By Suitable For Three-Phase Synchronous Generators.

    Which Is Provided With Internal Circuits In Order To Reduce The Excitation, When Running At Low Speed, In Order To Avoid Damages To The Excitation System Of The Generator.

     

    Description：

    1) Supply Voltage:170-277v(50/60hz)
    2) Power Supply:1000 Va (Max)
    3) Power Dissipated:30w (Max)
    4) Voltage Sensing:170-270/380-415/440-480v
    (Three Or Single Phase Sensing)
    5) Output Voltage(Dc): 80v (Max, Continuous)
    6) Output Current(Dc):8a (Max, Continuous)
    7) Output Current(Dc):15a (Max 1 Minute Forcing)
    8) Regulation Accuracy: +/-0.5% Steady State Conditions, For Rated Voltage And Pf
    9) Voltage Drift: +/-0.5% Of Voltage Change For 50°C T Amb Change
    10) Response Time: 1 Cycle (12ms-16.6ms)
    11) Operating Temperature: -30°C- +70°C
    12) Exciter Field Resistance: 3.5ω (Min)-20ω (Max)

     

    Package Included：

    Avr M40fa640a Automatic Voltage Regulator For Generator 

     

    Notes：

    -If You Are Not Sure The Item 100% Fit For Your Vehicle Before Your Purchase.

    -Please Allow 1-3cm Differs Due To Manual Measurement.
    -Due To The Different Display And Different Light, The Picture May Not Reflect The Actual Color Of The Item. Thanks For Your Understanding.

    Item Specifics
    Country of Origin :United States
    Brand :findmall
    MPN :981084
    Type :Automatic Voltage Regulator,Voltage Regulator
    Warranty :1 Year
    Supply Voltage :170-277V(50/60Hz)
    Power Supply :1000 VA (max)
    Power Dissipated :30W (max)
    Voltage Sensing :170-270/380-415/440-480V
    Output Voltage :80V (max, continuous)
    Operating Temperature :-30°C- 70°C
    exciter Field Resistance :3.5Ω (min)-20Ω (max)


    1.We accept Paypal, credit card, debit card, Google Pay...

    2.Once payment is cleared, we will arrange for shipment as soon as possible to ensure your item arrives on time.

    1.Usually your Items will be shipped within 1-3 business day after your payment is cleared.

    International orders may take 10 to 30 business days to arrive.

    2.We have CA, NJ  warehouses and ship items may vary according to the stock.

    3.No shipping on Weekends or US Public Holidays.

    1.You can return your unused items back for exchange or refund within 30 days.
    2.Please contact us for return process before you return the item.

    If there is any fault or problem with the product, please don't be shy to express it, we will solve it at the first time.

    If there is any fault or problem with the product, please don't be shy to express it, we will solve it at the first time.


    All rights reserved.

    On May 26, 2026 at 20:42:56 PDT, seller added the following information:

    Datacaciques