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-302 Series AC Drive

$7,618.80$8,394.00

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Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$1,984.12$2,186.00

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Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$2,127.53$2,344.00

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Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$2,210.12$2,435.00

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Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$2,859.09$3,150.00

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Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$3,722.26$4,101.00

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Subject to factory lead times

VLT FC-302 Series AC Drive

$1,843.43$2,031.00

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Subject to factory lead times

VLT FC-302 Series AC Drive

$1,903.34$2,097.00

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Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$1,940.55$2,138.00

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Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$2,400.73$2,645.00

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Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$2,854.55$3,145.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$3,406.40$3,753.00

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Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$3,851.15$4,243.00

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Subject to factory lead times

VLT FC-302 Series AC Drive

$4,876.79$5,373.00

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Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$7,103.25$7,826.00

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Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$8,150.68$8,980.00

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Available for Purchase

Subject to factory lead times

Danfoss - 131X7792
MPN:FC-202P2K2T4E55H2XGXXSXSXXXXAXBXCXXXXDX
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.

$1,598.37$1,761.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X7797
MPN:FC-202P5K5T4E66H2XGXXSXSXXXXAXBXCXXXXDX
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.

$2,337.19$2,575.00

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Available for Purchase

Subject to factory lead times

Danfoss - 131X7835
MPN:FC-302P7K5T5E55H2XGXXSXSXXXXAXBXCXXXXDX
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.

$3,294.76$3,630.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X7951
MPN:FC-301P1K5T4E66H2XGXXSXSXXXXAXBXCXXXXDX
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.

$1,683.69$1,855.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X7986
MPN:FC-202P5K5S2E66H2XGXXSXSXXXXAXBXCXXXXDX
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.

$3,518.95$3,877.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X8051
MPN:FC-202P2K2T4E66H2XGXXSXSXXXXAXBXCXXXXDX
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.

$1,936.01$2,133.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-202 Series AC Drive

$2,314.50$2,550.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X8616
MPN:FC-202P11KT4E66H2XGXXSXSXXXXAXBXCXXXXDX
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.

$3,375.54$3,719.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$7,618.80$8,394.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$1,984.12$2,186.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$2,127.53$2,344.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$2,210.12$2,435.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$2,859.09$3,150.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$3,722.26$4,101.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$1,843.43$2,031.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$1,903.34$2,097.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$1,940.55$2,138.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$2,400.73$2,645.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$2,854.55$3,145.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$3,406.40$3,753.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$3,851.15$4,243.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$4,876.79$5,373.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$7,103.25$7,826.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-302 Series AC Drive

$8,150.68$8,980.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X7792
MPN:FC-202P2K2T4E55H2XGXXSXSXXXXAXBXCXXXXDX
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.

$1,598.37$1,761.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X7797
MPN:FC-202P5K5T4E66H2XGXXSXSXXXXAXBXCXXXXDX
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.

$2,337.19$2,575.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X7835
MPN:FC-302P7K5T5E55H2XGXXSXSXXXXAXBXCXXXXDX
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.

$3,294.76$3,630.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X7951
MPN:FC-301P1K5T4E66H2XGXXSXSXXXXAXBXCXXXXDX
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.

$1,683.69$1,855.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X7986
MPN:FC-202P5K5S2E66H2XGXXSXSXXXXAXBXCXXXXDX
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.

$3,518.95$3,877.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X8051
MPN:FC-202P2K2T4E66H2XGXXSXSXXXXAXBXCXXXXDX
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.

$1,936.01$2,133.00

You save 9%
Available for Purchase

Subject to factory lead times

VLT FC-202 Series AC Drive

$2,314.50$2,550.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 131X8616
MPN:FC-202P11KT4E66H2XGXXSXSXXXXAXBXCXXXXDX
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.

$3,375.54$3,719.00

You save 9%
Available for Purchase

Subject to factory lead times