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.

  • LS logo Image coming soon

    SV0550IS7-4NO (6121027400)

    • Series:
      iS7
    • Model:
      SV0550IS7-4NOD
    • Brand:
      LS
    • Product Condition:
      New
    • Horsepower Rating:
      75 HP
    • Horsepower Rating:
      100 HP
    • HP Rating @ 110% OL:
      100 HP
    • HP Rating @ 150% OL:
      75 HP
    • Rated Amps:
      110 A
    • Rated Amps:
      152 A
    • Amp Rating @ 110% OL:
      152 A
    • Amp Rating @ 150% OL:
      110 A
    • Rated Voltage:
      480 V
    • Output Voltage:
      480 V
    • Output Amperage Rating:
      110 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque/Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 21
    • Weight:
      0.01 LBS
    Out Of Stock
    List Price:  $6,139.66
    Online Price: $4,543.35
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  • LS logo Image coming soon

    SV0450IS7-4NO (6121027300)

    • Series:
      iS7
    • Model:
      SV0450IS7-4NOD
    • Brand:
      LS
    • Product Condition:
      New
    • Horsepower Rating:
      60 HP
    • Horsepower Rating:
      75 HP
    • HP Rating @ 110% OL:
      75 HP
    • HP Rating @ 150% OL:
      60 HP
    • Rated Amps:
      91 A
    • Rated Amps:
      110 A
    • Amp Rating @ 110% OL:
      110 A
    • Amp Rating @ 150% OL:
      91 A
    • Rated Voltage:
      480 V
    • Output Voltage:
      480 V
    • Output Amperage Rating:
      91 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque/Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 21
    • Weight:
      0.01 LBS
    Out Of Stock
    List Price:  $5,547.95
    Online Price: $4,105.48
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  • LS logo Image coming soon

    SV0370IS7-4NO (6121027200)

    • Series:
      iS7
    • Model:
      SV0370IS7-4NOD
    • Brand:
      LS
    • Product Condition:
      New
    • Horsepower Rating:
      50 HP
    • Horsepower Rating:
      60 HP
    • HP Rating @ 110% OL:
      60 HP
    • HP Rating @ 150% OL:
      50 HP
    • Rated Amps:
      75 A
    • Rated Amps:
      91 A
    • Amp Rating @ 110% OL:
      91 A
    • Amp Rating @ 150% OL:
      75 A
    • Rated Voltage:
      480 V
    • Output Voltage:
      480 V
    • Output Amperage Rating:
      75 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque/Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 21
    • Weight:
      0.01 LBS
    Out Of Stock
    List Price:  $4,934.84
    Online Price: $3,651.78
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  • LS logo Image coming soon

    SV0300IS7-4NO (6121027100)

    • Series:
      iS7
    • Model:
      SV0300IS7-4NOD
    • Brand:
      LS
    • Product Condition:
      New
    • Horsepower Rating:
      40 HP
    • Horsepower Rating:
      50 HP
    • HP Rating @ 110% OL:
      50 HP
    • HP Rating @ 150% OL:
      40 HP
    • Rated Amps:
      61 A
    • Rated Amps:
      75 A
    • Amp Rating @ 110% OL:
      75 A
    • Amp Rating @ 150% OL:
      61 A
    • Rated Voltage:
      480 V
    • Output Voltage:
      480 V
    • Output Amperage Rating:
      61 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque/Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 21
    • Weight:
      0.01 LBS
    Out Of Stock
    List Price:  $4,934.84
    Online Price: $3,651.78
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  • LS logo Image coming soon

    SV0220IS7-4NO (6121002500)

    • Series:
      iS7
    • Model:
      SV0220IS7-4NO
    • Brand:
      LS
    • Product Condition:
      New
    • Horsepower Rating:
      30 HP
    • Horsepower Rating:
      40 HP
    • HP Rating @ 110% OL:
      40 HP
    • HP Rating @ 150% OL:
      30 HP
    • Rated Amps:
      45 A
    • Rated Amps:
      61 A
    • Amp Rating @ 110% OL:
      61 A
    • Amp Rating @ 150% OL:
      45 A
    • Rated Voltage:
      480 V
    • Output Voltage:
      480 V
    • Output Amperage Rating:
      45 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque/Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 21
    • Weight:
      0.01 LBS
    Out Of Stock
    List Price:  $3,125.47
    Online Price: $2,312.85
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  • LS logo Image coming soon

    SV0185IS7-4NO (6121002400)

    • Series:
      iS7
    • Model:
      SV0185IS7-4NO
    • Brand:
      LS
    • Product Condition:
      New
    • Horsepower Rating:
      25 HP
    • Horsepower Rating:
      30 HP
    • HP Rating @ 110% OL:
      30 HP
    • HP Rating @ 150% OL:
      25 HP
    • Rated Amps:
      39 A
    • Rated Amps:
      45 A
    • Amp Rating @ 110% OL:
      45 A
    • Amp Rating @ 150% OL:
      39 A
    • Rated Voltage:
      480 V
    • Output Voltage:
      480 V
    • Output Amperage Rating:
      39 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque/Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 21
    • Weight:
      0.01 LBS
    Out Of Stock
    List Price:  $2,472.77
    Online Price: $1,829.85
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  • LS logo Image coming soon

    SV0150IS7-4NO (6121002300)

    • Series:
      iS7
    • Model:
      SV0150IS7-4NO
    • Brand:
      LS
    • Product Condition:
      New
    • Horsepower Rating:
      20 HP
    • Horsepower Rating:
      25 HP
    • HP Rating @ 110% OL:
      25 HP
    • HP Rating @ 150% OL:
      20 HP
    • Rated Amps:
      30 A
    • Rated Amps:
      39 A
    • Amp Rating @ 110% OL:
      39 A
    • Amp Rating @ 150% OL:
      30 A
    • Rated Voltage:
      480 V
    • Output Voltage:
      480 V
    • Output Amperage Rating:
      30 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque/Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 21
    • Weight:
      0.01 LBS
    Out Of Stock
    List Price:  $2,388.24
    Online Price: $1,767.30
    Adding to cart… The item has been added
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  • LS logo Image coming soon

    SV0110IS7-4NO (6121002200)

    • Series:
      iS7
    • Model:
      SV0110IS7-4NO
    • Brand:
      LS
    • Product Condition:
      New
    • Horsepower Rating:
      15 HP
    • Horsepower Rating:
      20 HP
    • HP Rating @ 110% OL:
      20 HP
    • HP Rating @ 150% OL:
      15 HP
    • Rated Amps:
      24 A
    • Rated Amps:
      30 A
    • Amp Rating @ 110% OL:
      30 A
    • Amp Rating @ 150% OL:
      24 A
    • Rated Voltage:
      480 V
    • Output Voltage:
      480 V
    • Output Amperage Rating:
      24 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque/Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 21
    • Weight:
      0.01 LBS
    Out Of Stock
    List Price:  $2,128.23
    Online Price: $1,574.89
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  • LS logo Image coming soon

    SV0075IS7-4NO (6121002100)

    • Series:
      iS7
    • Model:
      SV0075IS7-4NO
    • Brand:
      LS
    • Product Condition:
      New
    • Horsepower Rating:
      10 HP
    • Horsepower Rating:
      15 HP
    • HP Rating @ 110% OL:
      15 HP
    • HP Rating @ 150% OL:
      10 HP
    • Rated Amps:
      16 A
    • Rated Amps:
      24 A
    • Amp Rating @ 110% OL:
      24 A
    • Amp Rating @ 150% OL:
      16 A
    • Rated Voltage:
      480 V
    • Output Voltage:
      480 V
    • Output Amperage Rating:
      16 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque/Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 21
    • Weight:
      0.01 LBS
    Out Of Stock
    List Price:  $1,901.39
    Online Price: $1,407.03
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  • LS logo Image coming soon

    SV0055IS7-4NO (6121002000)

    • Series:
      iS7
    • Model:
      SV0055IS7-4NO
    • Brand:
      LS
    • Product Condition:
      New
    • Horsepower Rating:
      7.5 HP
    • Horsepower Rating:
      10 HP
    • HP Rating @ 110% OL:
      10 HP
    • HP Rating @ 150% OL:
      7.5 HP
    • Rated Amps:
      12 A
    • Rated Amps:
      16 A
    • Amp Rating @ 110% OL:
      16 A
    • Amp Rating @ 150% OL:
      12 A
    • Rated Voltage:
      480 V
    • Output Voltage:
      480 V
    • Output Amperage Rating:
      12 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque/Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 21
    • Weight:
      0.01 LBS
    Out Of Stock
    List Price:  $1,549.36
    Online Price: $1,146.53
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  • LS logo Image coming soon

    SV0037IS7-4NO (6121001900)

    • Series:
      iS7
    • Model:
      SV0037IS7-4NO
    • Brand:
      LS
    • Product Condition:
      New
    • Horsepower Rating:
      5 HP
    • Horsepower Rating:
      7.5 HP
    • HP Rating @ 110% OL:
      7.5 HP
    • HP Rating @ 150% OL:
      5 HP
    • Rated Amps:
      8 A
    • Rated Amps:
      12 A
    • Amp Rating @ 110% OL:
      12 A
    • Amp Rating @ 150% OL:
      8 A
    • Rated Voltage:
      480 V
    • Output Voltage:
      480 V
    • Output Amperage Rating:
      8 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque/Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 21
    • Weight:
      0.01 LBS
    Out Of Stock
    List Price:  $1,286.14
    Online Price: $951.74
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  • LS logo Image coming soon

    SV0022IS7-4NO (6121001800)

    • Series:
      iS7
    • Model:
      SV0022IS7-4NO
    • Brand:
      LS
    • Product Condition:
      New
    • Horsepower Rating:
      3 HP
    • Horsepower Rating:
      5 HP
    • HP Rating @ 110% OL:
      5 HP
    • HP Rating @ 150% OL:
      3 HP
    • Rated Amps:
      6 A
    • Rated Amps:
      8 A
    • Amp Rating @ 110% OL:
      8 A
    • Amp Rating @ 150% OL:
      6 A
    • Rated Voltage:
      480 V
    • Output Voltage:
      480 V
    • Output Amperage Rating:
      6 A
    • Phase Rating:
      3 Phase Input - 3 Phase Output
    • Constant Torque / Variable Torque:
      Variable Torque/Constant Torque
    • Phase:
      Three Phase
    • Enclosure Rating:
      IP 21
    • Weight:
      0.01 LBS
    Out Of Stock
    List Price:  $1,109.59
    Online Price: $821.10
    Adding to cart… The item has been added
    VIEW DETAILS