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.

  • SIEMENS logo 1HP 230V Siemens VFD, Inverter, AC Drive MM75/2 (6SE92136CA40)

    1HP 230V Siemens VFD, Inverter, AC Drive MM75/2 (6SE92136CA40)

    • Model:
      MM75/2
    • Brand:
      SIEMENS
    • Product Condition:
      New Surplus
    • Horsepower Rating:
      1 HP
    • HP Rating @ 150% OL:
      1 HP
    • Rated Amps:
      3.9 A
    • Amp Rating @ 150% OL:
      3.9 A
    • Rated Voltage:
      230 V
    • Output Voltage:
      230 V
    • Output Amperage Rating:
      3.9 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Phase:
      Three Phase
    • Enclosure Rating:
      UL Type 1
    • Series:
      MicroMaster Vector
    • Weight:
      2.72 LBS
    Out Of Stock
    Online Price: $366.99
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  • SIEMENS logo 10HP 460V Siemens VFD, Inverter, AC Drive MMV750/3 (6SE32215DC40)

    10HP 460V Siemens VFD, Inverter, AC Drive MMV750/3 (6SE32215DC40)

    • Model:
      MMV750/3
    • Brand:
      SIEMENS
    • Product Condition:
      New Surplus
    • Horsepower Rating:
      10 HP
    • HP Rating @ 150% OL:
      10 HP
    • Rated Amps:
      17 A
    • Amp Rating @ 150% OL:
      17 A
    • Rated Voltage:
      460 V
    • 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:
      MicroMaster Vector
    • Weight:
      5.90 LBS
    Out Of Stock
    Online Price: $1,763.99
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  • Saftronics logo 1HP 460V Saftronics VFD, Inverter, AC Drive GP104001-4 (GP104001-4)

    1HP 460V Saftronics VFD, Inverter, AC Drive GP104001-4 (GP104001-4)

    • Model:
      GP104001-4
    • Brand:
      Saftronics
    • Product Condition:
      New Surplus
    • Horsepower Rating:
      1 HP
    • HP Rating @ 150% OL:
      1 HP
    • Rated Amps:
      2.5 A
    • Amp Rating @ 150% OL:
      2.5 A
    • Rated Voltage:
      460 V
    • Output Voltage:
      460 V
    • Output Amperage Rating:
      2.5 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Phase:
      Three Phase
    • Enclosure Rating:
      UL Type 4
    • Series:
      GP10
    • Weight:
      4.99 LBS
    Out Of Stock
    Online Price: $520.99
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  • MITSUBISHI logo 250HP 460V Mitsubishi VFD, Inverter, AC Drive FR-A740-03250-NA (FR-A740-03250-NA)

    250HP 460V Mitsubishi VFD, Inverter, AC Drive FR-A740-03250-NA (FR-A740-03250-NA)

    • Model:
      FR-A740-03250-NA
    • Brand:
      MITSUBISHI
    • Product Condition:
      New Surplus
    • Warranty:
      1 Year
    • Horsepower Rating:
      250 HP
    • Horsepower Rating:
      350 HP
    • HP Rating @ 110% OL:
      350 HP
    • HP Rating @ 150% OL:
      250 HP
    • Rated Amps:
      325 A
    • Amp Rating @ 110% OL:
      432 A
    • Amp Rating @ 150% OL:
      325 A
    • Rated Voltage:
      460 V
    • Output Voltage:
      460 V
    • Output Amperage Rating:
      325 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 00
    • Series:
      A700
    • Rated Amps:
      432 A
    • Weight:
      221.35 LBS
    Out Of Stock
    Online Price: $27,150.99
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  • Saftronics logo 1/4HP 115V Saftronics VFD, Inverter, AC Drive S101F25-41 (S101F25-41)

    1/4HP 115V Saftronics VFD, Inverter, AC Drive S101F25-41 (S101F25-41)

    • Model:
      S101F25-41
    • Brand:
      Saftronics
    • Product Condition:
      New Surplus
    • Horsepower Rating:
      0.25 HP
    • HP Rating @ 150% OL:
      0.25 HP
    • Rated Amps:
      1.4 A
    • Amp Rating @ 150% OL:
      1.4 A
    • Rated Voltage:
      230 V
    • Rated Voltage:
      115 V
    • Output Voltage:
      230 V
    • Output Amperage Rating:
      1.4 A
    • Phase Rating:
      1 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque
    • Phase:
      Single Phase
    • Enclosure Rating:
      UL Type 4X
    • Series:
      S10
    • Weight:
      4.54 LBS
    Out Of Stock
    Online Price: $257.99
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  • Saftronics logo 75HP & 100HP 460V Saftronics VFD, Inverter, AC Drive C104075-1 (C104075-1)

    75HP & 100HP 460V Saftronics VFD, Inverter, AC Drive C104075-1 (C104075-1)

    • Model:
      C104075-1
    • Brand:
      Saftronics
    • Product Condition:
      New Surplus
    • Horsepower Rating:
      75 HP
    • Horsepower Rating:
      100 HP
    • HP Rating @ 110% OL:
      100 HP
    • HP Rating @ 150% OL:
      75 HP
    • Rated Amps:
      128 A
    • Amp Rating @ 110% OL:
      140 A
    • Amp Rating @ 150% OL:
      128 A
    • Rated Voltage:
      460 V
    • Output Voltage:
      460 V
    • Output Amperage Rating:
      128 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      UL Type 1
    • Series:
      C10
    • Weight:
      53.52 LBS
    Out Of Stock
    Online Price: $1,799.99
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  • Saftronics logo 60HP & 75HP 460V Saftronics VFD, Inverter, AC Drive C104060-1 (C104060-1)

    60HP & 75HP 460V Saftronics VFD, Inverter, AC Drive C104060-1 (C104060-1)

    • Model:
      C104060-1
    • Brand:
      Saftronics
    • Product Condition:
      New Surplus
    • Horsepower Rating:
      60 HP
    • Horsepower Rating:
      75 HP
    • HP Rating @ 110% OL:
      75 HP
    • HP Rating @ 150% OL:
      60 HP
    • Rated Amps:
      96 A
    • Amp Rating @ 110% OL:
      108 A
    • Amp Rating @ 150% OL:
      96 A
    • Rated Voltage:
      460 V
    • Output Voltage:
      460 V
    • Output Amperage Rating:
      96 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      UL Type 1
    • Series:
      C10
    • Weight:
      58.97 LBS
    Out Of Stock
    Online Price: $1,999.99
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  • Saftronics logo 50HP & 60HP 460V Saftronics VFD, Inverter, AC Drive C104050-1 (C104050-1)

    50HP & 60HP 460V Saftronics VFD, Inverter, AC Drive C104050-1 (C104050-1)

    • Model:
      C104050-1
    • Brand:
      Saftronics
    • Product Condition:
      New Surplus
    • Horsepower Rating:
      50 HP
    • Horsepower Rating:
      60 HP
    • HP Rating @ 110% OL:
      60 HP
    • HP Rating @ 150% OL:
      50 HP
    • Rated Amps:
      80 A
    • Amp Rating @ 110% OL:
      80 A
    • Amp Rating @ 150% OL:
      80 A
    • Rated Voltage:
      460 V
    • Output Voltage:
      460 V
    • Output Amperage Rating:
      80 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      UL Type 1
    • Series:
      C10
    • Weight:
      38.10 LBS
    Out Of Stock
    Online Price: $1,499.99
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  • Saftronics logo 20HP & 25HP 460V Saftronics VFD, Inverter, AC Drive C104020-1 (C104020-1)

    20HP & 25HP 460V Saftronics VFD, Inverter, AC Drive C104020-1 (C104020-1)

    • Model:
      C104020-1
    • Brand:
      Saftronics
    • Product Condition:
      New Surplus
    • Horsepower Rating:
      20 HP
    • Horsepower Rating:
      25 HP
    • HP Rating @ 110% OL:
      25 HP
    • HP Rating @ 150% OL:
      20 HP
    • Rated Amps:
      32 A
    • Amp Rating @ 110% OL:
      38 A
    • Amp Rating @ 150% OL:
      32 A
    • Rated Voltage:
      460 V
    • Output Voltage:
      460 V
    • Output Amperage Rating:
      32 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      UL Type 1
    • Series:
      C10
    • Weight:
      12.70 LBS
    Out Of Stock
    Online Price: $1,193.99
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  • Saftronics logo 3HP 460V Saftronics VFD, Inverter, AC Drive C104003-1F (C104003-1F)

    3HP 460V Saftronics VFD, Inverter, AC Drive C104003-1F (C104003-1F)

    • Model:
      C104003-1F
    • Brand:
      Saftronics
    • Product Condition:
      New Surplus
    • Horsepower Rating:
      3 HP
    • HP Rating @ 110% OL:
      3 HP
    • HP Rating @ 150% OL:
      3 HP
    • Rated Amps:
      4.8 A
    • Amp Rating @ 110% OL:
      4.9 A
    • Amp Rating @ 150% OL:
      4.8 A
    • Rated Voltage:
      460 V
    • Output Voltage:
      460 V
    • Output Amperage Rating:
      4.8 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      UL Type 1
    • Series:
      C10
    • Weight:
      5.90 LBS
    Out Of Stock
    Online Price: $298.99
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  • Saftronics logo 40HP & 50HP 230V Saftronics VFD, Inverter, AC Drive C102040-1 (C102040-1)

    40HP & 50HP 230V Saftronics VFD, Inverter, AC Drive C102040-1 (C102040-1)

    • Model:
      C102040-1
    • Brand:
      Saftronics
    • Product Condition:
      New Surplus
    • Horsepower Rating:
      40 HP
    • Horsepower Rating:
      50 HP
    • HP Rating @ 110% OL:
      50 HP
    • HP Rating @ 150% OL:
      40 HP
    • Rated Amps:
      130 A
    • Amp Rating @ 110% OL:
      130 A
    • Amp Rating @ 150% OL:
      130 A
    • Rated Voltage:
      230 V
    • Output Voltage:
      230 V
    • Output Amperage Rating:
      130 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      UL Type 1
    • Series:
      C10
    • Weight:
      38.56 LBS
    Out Of Stock
    Online Price: $999.99
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