Adjustable Frequency Drives - Danfoss

Adjustable Frequency Drives (AFDs), also known as Variable Frequency Drives (VFDs), optimize motor performance by precisely controlling speed and torque, improving energy efficiency and extending equipment life. Co...

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Electric Motor Controls
Electric Motor Controls

Electronic motor control is vital for modern pump systems, enhancing efficiency and reliability by managing motor speed, torque, and direction. Utilizing variable frequency drives (VFDs) and programmable logic controllers (PLCs) helps optimize energy consumption, reduce mechanical wear, and improve system protection across various applications, including industrial processes, water treatment, and HVAC systems.


How does a variable frequency drive (VFD) work in pump control?

A variable frequency drive (VFD) controls a pump by adjusting the motor's speed and torque to match what's needed. It takes the incoming AC power, converts it to DC, and then back to AC at the right frequency and voltage. By changing the frequency, the VFD can adjust the motor speed, and by controlling the voltage, it keeps the torque just right. This precise control helps improve energy efficiency, reduces wear and tear on the system, and keeps everything running smoothly.


How does programmable logic controllers (PLCs) play in pump motor control?

Programmable logic controllers (PLCs) are key to pump motor control because they automate and monitor the system. They can start and stop the pump, adjust the motor speed, and respond to different inputs and conditions. PLCs also detect faults, schedule operations, and optimize processes to ensure everything runs smoothly and efficiently. Their ability to handle complex control tasks makes them essential for keeping pump systems reliable and efficient.


Do you have questions regarding electronic motor control products for pumps?

Contact us to speak with a product expert to help you from product selection to answering questions about installation.

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VLT FC-202 Series AC Drive

$14,353.55$15,814.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131U2744
MPN:FC-202P45KT2E55H2XGX3XXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$12,443.85$13,710.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131U3268
MPN:FC-202P30KT2E66H2XGX3XXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$9,887.01$10,893.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131U7790
MPN:FC-202P37KT6E21HXXGX3XXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$9,670.08$10,654.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X0389
MPN:FC-202P11KT6E21HXXGX3XXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$4,084.42$4,500.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X4427
MPN:FC-301P55KT4E55H2XGX3XXSXXXXAXBXCXXXXDX
The VLT® AutomationDrive represents a single drive concept that controls the entire range of operations from ordinary to servo like applications on any machine or production line.

$12,470.18$13,739.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X4502
MPN:FC-202P4K0T4E66H2XGXXSXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$2,083.96$2,296.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X4508
MPN:FC-202P1K1T4E66H2XGXXSXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$1,754.48$1,933.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$5,073.75$5,590.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X5472
MPN:FC-202P11KT4E66H2XGX3SXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$4,095.31$4,512.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-202 Series AC Drive

$2,727.48$3,005.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-202 Series AC Drive

$3,574.32$3,938.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X5735
MPN:FC-202P7K5S2E55H2XGXXSXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$4,118.91$4,538.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-202 Series AC Drive

$2,248.24$2,477.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-202 Series AC Drive

$1,746.31$1,924.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X5828
MPN:FC-202P7K5T4E55H2XGX3SXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$2,796.46$3,081.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6169
MPN:FC-202P30KT6E66HXXGX3SXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$8,521.91$9,389.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6544
MPN:FC-202P15KT4E66H2XGX3SXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$4,777.86$5,264.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6545
MPN:FC-202P7K5T4E66H2XGX3SXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$3,134.11$3,453.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6660
MPN:FC-302P1K5T2E55H2XGXXSXSXXXXAXBXCXXXXDX
The VLT® AutomationDrive represents a single drive concept that controls the entire range of operations from ordinary to servo like applications on any machine or production line.

$1,763.56$1,943.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-202 Series AC Drive

$5,107.34$5,627.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6756
MPN:FC-202P7K5S4E55H2XGXXSXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$3,727.71$4,107.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6830
MPN:FC-301P15KT4E55H2XGX3SXSXXXXAXBXCXXXXDX
The VLT® AutomationDrive represents a single drive concept that controls the entire range of operations from ordinary to servo like applications on any machine or production line.

$4,448.38$4,901.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6862
MPN:FC-302PK75T2E55H2XGXXSXSXXXXAXBXCXXXXDX
The VLT® AutomationDrive represents a single drive concept that controls the entire range of operations from ordinary to servo like applications on any machine or production line.

$1,559.34$1,718.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-202 Series AC Drive

$14,353.55$15,814.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131U2744
MPN:FC-202P45KT2E55H2XGX3XXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$12,443.85$13,710.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131U3268
MPN:FC-202P30KT2E66H2XGX3XXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$9,887.01$10,893.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131U7790
MPN:FC-202P37KT6E21HXXGX3XXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$9,670.08$10,654.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X0389
MPN:FC-202P11KT6E21HXXGX3XXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$4,084.42$4,500.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X4427
MPN:FC-301P55KT4E55H2XGX3XXSXXXXAXBXCXXXXDX
The VLT® AutomationDrive represents a single drive concept that controls the entire range of operations from ordinary to servo like applications on any machine or production line.

$12,470.18$13,739.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X4502
MPN:FC-202P4K0T4E66H2XGXXSXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$2,083.96$2,296.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X4508
MPN:FC-202P1K1T4E66H2XGXXSXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$1,754.48$1,933.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$5,073.75$5,590.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X5472
MPN:FC-202P11KT4E66H2XGX3SXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$4,095.31$4,512.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-202 Series AC Drive

$2,727.48$3,005.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-202 Series AC Drive

$3,574.32$3,938.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X5735
MPN:FC-202P7K5S2E55H2XGXXSXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$4,118.91$4,538.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-202 Series AC Drive

$2,248.24$2,477.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-202 Series AC Drive

$1,746.31$1,924.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X5828
MPN:FC-202P7K5T4E55H2XGX3SXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$2,796.46$3,081.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6169
MPN:FC-202P30KT6E66HXXGX3SXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$8,521.91$9,389.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6544
MPN:FC-202P15KT4E66H2XGX3SXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$4,777.86$5,264.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6545
MPN:FC-202P7K5T4E66H2XGX3SXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$3,134.11$3,453.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6660
MPN:FC-302P1K5T2E55H2XGXXSXSXXXXAXBXCXXXXDX
The VLT® AutomationDrive represents a single drive concept that controls the entire range of operations from ordinary to servo like applications on any machine or production line.

$1,763.56$1,943.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-202 Series AC Drive

$5,107.34$5,627.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6756
MPN:FC-202P7K5S4E55H2XGXXSXSXXXXAXBXCXXXXDX
Danfoss VLT® AQUA Drive is dedicated to water and wastewater applications. With a wide range of powerful standard and optional features, the VLT® AQUA Drive provides the lowest overall cost of ownership for water and wastewater applications.

$3,727.71$4,107.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6830
MPN:FC-301P15KT4E55H2XGX3SXSXXXXAXBXCXXXXDX
The VLT® AutomationDrive represents a single drive concept that controls the entire range of operations from ordinary to servo like applications on any machine or production line.

$4,448.38$4,901.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X6862
MPN:FC-302PK75T2E55H2XGXXSXSXXXXAXBXCXXXXDX
The VLT® AutomationDrive represents a single drive concept that controls the entire range of operations from ordinary to servo like applications on any machine or production line.

$1,559.34$1,718.00

You save 9%
Available for Purchase

Subject to factory lead times