Variable Frequency Drives

A Variable Frequency Drive (VFD) is a type of motor controller that drives an electric motor by varying the frequency and voltage supplied to the electric motor. Other names for a VFD are variable speed drive, adjustable speed drive, adjustable frequency drive, AC drive, microdrive,and inverter.

VFDs.com is home to thousands of variable frequency drives in stock and ready to ship. Call us at 1-800-800-2261 if you would like help selecting a good drive for your motor and application. We are happy to help get you more information or you can read through some of our helpful articles in the Learning Center to help you understand what product you may need.

  • MITSUBISHI logo 20HP 460V Mitsubishi VFD, INVERTER, AC DRIVE FR-F840-00310-3-N6 (FR-F840-00310-3-N6)

    20HP 460V Mitsubishi VFD, INVERTER, AC DRIVE FR-F840-00310-3-N6 (FR-F840-00310-3-N6)

    • Model:
      FR-F840-00310-3-N6
    • Brand:
      MITSUBISHI
    • Product Condition:
      New
    • Horsepower Rating:
      20 HP
    • HP Rating @ 110% OL:
      20 HP
    • HP Rating @ 120% OL:
      20 HP
    • Rated Amps:
      29 A
    • Amp Rating @ 110% OL:
      31 A
    • Amp Rating @ 120% OL:
      29 A
    • Rated Voltage:
      460 V
    • Rated Input Frequency:
      60 Hz
    • Output Voltage:
      460 V
    • Output Amperage Rating:
      31 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      UL Type 1
    • Series:
      F800
    • Rated Amps:
      31 A
    • Weight:
      9.07 LBS
    In Stock
    List Price:  $2,713.00
    Online Price: $2,170.40
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  • MITSUBISHI logo 10HP 460V Mitsubishi VFD, INVERTER, AC DRIVE FR-F840-00170-3-N6 (FR-F840-00170-3-N6)

    10HP 460V Mitsubishi VFD, INVERTER, AC DRIVE FR-F840-00170-3-N6 (FR-F840-00170-3-N6)

    • Model:
      FR-F840-00170-3-N6
    • Brand:
      MITSUBISHI
    • Product Condition:
      New
    • Horsepower Rating:
      10 HP
    • HP Rating @ 110% OL:
      10 HP
    • HP Rating @ 120% OL:
      10 HP
    • Rated Amps:
      16 A
    • Amp Rating @ 110% OL:
      17 A
    • Amp Rating @ 120% OL:
      16 A
    • Rated Voltage:
      460 V
    • Rated Input Frequency:
      60 Hz
    • Output Voltage:
      460 V
    • Output Amperage Rating:
      17 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Phase:
      Three Phase
    • Enclosure Rating:
      UL Type 1
    • Series:
      F800
    • Rated Amps:
      17 A
    • Weight:
      7.71 LBS
    In Stock
    List Price:  $2,160.00
    Online Price: $1,728.00
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  • Delta logo 25HP 230V Delta CP2000 VFD, Inverter, AC Drive VFD185CP23A-21 (VFD185CP23A-21)

    25HP 230V Delta CP2000 VFD, Inverter, AC Drive VFD185CP23A-21 (VFD185CP23A-21)

    • Model:
      VFD185CP23A-21
    • Brand:
      Delta
    • Product Condition:
      New
    • Warranty:
      2 Year
    • Horsepower Rating:
      25 HP
    • HP Rating @ 120% OL:
      25 HP
    • Rated Amps:
      75 A
    • Amp Rating @ 120% OL:
      75 A
    • Rated Voltage:
      230 V
    • Rated Input Frequency:
      60 Hz
    • Output Voltage:
      230 V
    • Output Amperage Rating:
      75 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 20
    • Frame Size:
      C
    • Series:
      CP2000
    • Weight:
      24.91 LBS
    In Stock
    List Price:  $2,097.00
    Online Price: $1,048.50
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  • Saftronics logo 25HP & 30HP 230V Saftronics VFD, Inverter, AC Drive GP102030-1M (GP102030-1M)

    25HP & 30HP 230V Saftronics VFD, Inverter, AC Drive GP102030-1M (GP102030-1M)

    • Model:
      GP102030-1M
    • Brand:
      Saftronics
    • Product Condition:
      New Surplus
    • Horsepower Rating:
      25 HP
    • Horsepower Rating:
      30 HP
    • HP Rating @ 110% OL:
      30 HP
    • HP Rating @ 150% OL:
      25 HP
    • Rated Amps:
      74 A
    • Amp Rating @ 110% OL:
      78 A
    • Amp Rating @ 150% OL:
      74 A
    • Rated Voltage:
      230 V
    • Output Voltage:
      230 V
    • Output Amperage Rating:
      74 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      UL Type 1
    • Series:
      GP10
    • Weight:
      12.70 LBS
    In Stock
    Online Price: $999.99
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  • GALT ELECTRIC logo 400HP, 480V, Galt Electric G500 VFD (G540-04800UL-03)

    400HP, 480V, Galt Electric G500 VFD (G540-04800UL-03)

    • Model:
      G540-04800UL-03
    • Brand:
      GALT ELECTRIC
    • Product Condition:
      New
    • Warranty:
      3 Years
    • HP Rating @ 120% OL:
      400 HP
    • HP Rating @ 150% OL:
      350 HP
    • Amp Rating @ 120% OL:
      480 A
    • Amp Rating @ 150% OL:
      425 A
    • Rated Voltage:
      460 V
    • Output Voltage:
      460 V
    • Output Amperage Rating:
      480 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque/Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 20
    • Series:
      G500
    • Ambient Tempurature Rating:
      40 °C
    • Rated Amps:
      480 A
    • Horsepower Rating:
      350 HP
    • Horsepower Rating:
      400 HP
    • Frame Size:
      FL-1
    • Weight:
      687.84 LBS
    In Stock
    List Price:  $24,316.00
    Online Price: $13,677.71
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  • Delta logo 25HP 230V Delta VFD-B VFD, Inverter, AC Drive VFD185B23A (VFD185B23A)

    25HP 230V Delta VFD-B VFD, Inverter, AC Drive VFD185B23A (VFD185B23A)

    • Model:
      VFD185B23A
    • Brand:
      Delta
    • Product Condition:
      New
    • Warranty:
      1 Year
    • Horsepower Rating:
      25 HP
    • HP Rating @ 150% OL:
      25 HP
    • Rated Amps:
      75 A
    • Amp Rating @ 150% OL:
      75 A
    • Rated Voltage:
      230 V
    • Rated Input Frequency:
      60 Hz
    • Output Voltage:
      230 V
    • Output Amperage Rating:
      75 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 20
    • Series:
      VFD-B
    • Weight:
      28.70 LBS
    In Stock
    Online Price: $1,286.50
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  • Delta logo 3HP 230V Delta VFD-M VFD, Inverter, AC Drive VFD022M21A (VFD022M21A)

    3HP 230V Delta VFD-M VFD, Inverter, AC Drive VFD022M21A (VFD022M21A)

    • Model:
      VFD022M21A
    • Brand:
      Delta
    • Product Condition:
      New
    • Warranty:
      1 Year
    • Horsepower Rating:
      3 HP
    • HP Rating @ 150% OL:
      3 HP
    • Rated Amps:
      10 A
    • Amp Rating @ 150% OL:
      10 A
    • Rated Voltage:
      230 V
    • Rated Input Frequency:
      60 Hz
    • Output Voltage:
      230 V
    • Output Amperage Rating:
      10 A
    • Phase Rating:
      1 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Constant Torque
    • Phase:
      Single Phase
    • Enclosure Rating:
      IP 20
    • Series:
      VFD-M
    • Weight:
      7.06 LBS
    In Stock
    Online Price: $304.00
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  • Delta logo 0.5HP 460V Delta VFD-E VFD, Inverter, AC Drive VFD004E43A (VFD004E43A)

    0.5HP 460V Delta VFD-E VFD, Inverter, AC Drive VFD004E43A (VFD004E43A)

    • Model:
      VFD004E43A
    • Brand:
      Delta
    • Product Condition:
      New
    • Warranty:
      2 Year
    • Horsepower Rating:
      0.5 HP
    • HP Rating @ 150% OL:
      0.5 HP
    • Rated Amps:
      1.5 A
    • Amp Rating @ 150% OL:
      1.5 A
    • Rated Voltage:
      460 V
    • Rated Input Frequency:
      60 Hz
    • Output Voltage:
      460 V
    • Output Amperage Rating:
      1.5 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 20
    • Frame Size:
      A1
    • Series:
      VFD-E
    • Weight:
      2.65 LBS
    In Stock
    List Price:  $360.00
    Online Price: $180.00
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  • MITSUBISHI logo 2HP 230V Mitsubishi F800E VFD, Inverter, AC Drive FR-F820-00077-E3N6 (FR-F820-00077-E3N6)

    2HP 230V Mitsubishi F800E VFD, Inverter, AC Drive FR-F820-00077-E3N6 (FR-F820-00077-E3N6)

    • Model:
      FR-F820-00077-E3N6
    • Brand:
      MITSUBISHI
    • Product Condition:
      New
    • Warranty:
      1 Year
    • Horsepower Rating:
      2 HP
    • HP Rating @ 110% OL:
      2 HP
    • HP Rating @ 120% OL:
      2 HP
    • Rated Amps:
      7 A
    • Amp Rating @ 110% OL:
      8 A
    • Amp Rating @ 120% OL:
      7 A
    • Rated Voltage:
      230 V
    • Rated Input Frequency:
      60 Hz
    • Output Voltage:
      230 V
    • Output Amperage Rating:
      8 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      UL Type 1
    • Frame Size:
      B
    • Communication Protocol:
      Modbus TCP/IP
    • Communication Protocol:
      CC-Link IE
    • Series:
      F800E
    • Rated Amps:
      8 A
    • Weight:
      6.00 LBS
    In Stock
    List Price:  $1,181.00
    Online Price: $944.80
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