Image

Grundfos CUE External Frequency Converters

Grundfos CUE External Frequency Converters are advanced variable frequency drives designed to provide precise speed control for a wide range of Grundfos pumps that lack integrated drives. By adjusting pump speed to match system demand, they enhance energy efficiency and optimize performance across various applications.

Showing 49 - 72 of 181 products
View
Save 33%
Grundfos 99619043, CUE 3x380-500V IP66 7.5kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99619043, CUE 3x380-500V IP66 7.5kW DC Variable Frequency Drive
Sale price$3,413.95 Regular price$5,095.00
Call or Chat for availability
Save 33%
Grundfos 99619042, CUE 3X380-500V IP66 5.5kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99619042, CUE 3X380-500V IP66 5.5kW DC Variable Frequency Drive
Sale price$3,189.95 Regular price$4,760.00
Call or Chat for availability
Save 33%
Grundfos 99619044, CUE 3x380-500V IP66 11kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99619044, CUE 3x380-500V IP66 11kW DC Variable Frequency Drive
Sale price$4,043.95 Regular price$6,035.00
Call or Chat for availability
Save 33%
Grundfos 99660292, CUE 3x380-500V IP55 0.75kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99660292, CUE 3x380-500V IP55 0.75kW DC Variable Frequency Drive
Sale price$2,190.95 Regular price$3,269.00
Call or Chat for availability
Save 33%
Grundfos 99660291, CUE 3x380-500V IP55 0.55kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99660291, CUE 3x380-500V IP55 0.55kW DC Variable Frequency Drive
Sale price$2,143.95 Regular price$3,200.00
Call or Chat for availability
Save 33%
Grundfos 99660296, CUE 3x380-500V IP55 3.0kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99660296, CUE 3x380-500V IP55 3.0kW DC Variable Frequency Drive
Sale price$2,761.95 Regular price$4,121.00
Call or Chat for availability
Save 33%
Grundfos 99660293, CUE 3x380-500V IP55 1.1kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99660293, CUE 3x380-500V IP55 1.1kW DC Variable Frequency Drive
Sale price$2,231.95 Regular price$3,331.00
Call or Chat for availability
Save 33%
Grundfos 99660294, CUE 3x380-500V IP55 1.5kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99660294, CUE 3x380-500V IP55 1.5kW DC Variable Frequency Drive
Sale price$2,546.95 Regular price$3,801.00
Call or Chat for availability
Save 33%
Grundfos 99660297, CUE 3x380-500V IP55 4.0kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99660297, CUE 3x380-500V IP55 4.0kW DC Variable Frequency Drive
Sale price$2,992.95 Regular price$4,466.00
Call or Chat for availability
Save 33%
Grundfos 99616808, CUE 3X380-500V IP55 15kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99616808, CUE 3X380-500V IP55 15kW DC Variable Frequency Drive
Sale price$6,619.00
Add to cart for your price
Call or Chat for availability
Save 33%
Grundfos 99616809, CUE 3x380-500V IP55 18.5kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99616809, CUE 3x380-500V IP55 18.5kW DC Variable Frequency Drive
Sale price$5,286.95 Regular price$7,891.00
Call or Chat for availability
Save 33%
Grundfos 99616810, CUE 3x380-500V IP55 22kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99616810, CUE 3x380-500V IP55 22kW DC Variable Frequency Drive
Sale price$5,839.95 Regular price$8,716.00
Call or Chat for availability
Save 33%
Grundfos 99619045, CUE 3x380-500V IP66 15kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99619045, CUE 3x380-500V IP66 15kW DC Variable Frequency Drive
Sale price$4,474.95 Regular price$6,679.00
Call or Chat for availability
Save 33%
Grundfos 99619047, CUE 3x380-500V IP66 22kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99619047, CUE 3x380-500V IP66 22kW DC Variable Frequency Drive
Sale price$5,761.95 Regular price$8,599.00
Call or Chat for availability
Save 33%
Grundfos 99619046, CUE 3x380-500V IP66 18.5kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99619046, CUE 3x380-500V IP66 18.5kW DC Variable Frequency Drive
Sale price$5,043.95 Regular price$7,527.00
Call or Chat for availability
Save 33%
Grundfos 99616811, CUE 3x380-500V IP55 30kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99616811, CUE 3x380-500V IP55 30kW DC Variable Frequency Drive
Sale price$7,056.95 Regular price$10,532.00
Call or Chat for availability
Save 33%
Grundfos 99616812, CUE 3X380-500V IP55 37kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99616812, CUE 3X380-500V IP55 37kW DC Variable Frequency Drive
Sale price$13,305.00
Add to cart for your price
Call or Chat for availability
Save 33%
Grundfos 99616813, CUE 3x380-500V IP55 45kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99616813, CUE 3x380-500V IP55 45kW DC Variable Frequency Drive
Sale price$10,234.95 Regular price$15,275.00
Call or Chat for availability
Save 33%
Grundfos 99616814, CUE 3x380-500V IP55 55kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99616814, CUE 3x380-500V IP55 55kW DC Variable Frequency Drive
Sale price$11,857.95 Regular price$17,698.00
Call or Chat for availability
Save 33%
Grundfos 99616815, CUE 3x380-500V IP55 75kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99616815, CUE 3x380-500V IP55 75kW DC Variable Frequency Drive
Sale price$14,083.95 Regular price$21,020.00
Call or Chat for availability
Save 33%
Grundfos 99616816, CUE 3x380-500V IP55 90kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99616816, CUE 3x380-500V IP55 90kW DC Variable Frequency Drive
Sale price$15,379.95 Regular price$22,954.00
Call or Chat for availability
Save 33%
Grundfos 99616817, CUE 3x380-500V IP54 110kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99616817, CUE 3x380-500V IP54 110kW DC Variable Frequency Drive
Sale price$18,386.95 Regular price$27,442.00
Call or Chat for availability
Save 33%
Grundfos 99616818, CUE 3x380-500V IP54 132kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99616818, CUE 3x380-500V IP54 132kW DC Variable Frequency Drive
Sale price$20,420.95 Regular price$30,478.00
Call or Chat for availability
Save 33%
Grundfos 99616820, CUE 3x380-500V IP54 200kW DC Variable Frequency Drive
Grundfos
Call or Chat for availability
Grundfos 99616820, CUE 3x380-500V IP54 200kW DC Variable Frequency Drive
Sale price$30,388.95 Regular price$45,356.00
Call or Chat for availability

From the Atoms & Bits Blog

View all
Grundfos Water Pumps - Comprehensive Guide

Grundfos Water Pumps - Comprehensive Guide

Published: Jan 08, 2026By: Lucas Gasparotto

Discover Grundfos water pump models, learn about their benefits, technical details, main applications, controls, arrangement tips, and let Liberty ...
Several Grundfos Circulators Pumps

Grundfos Circulator Pumps | 2026 tips

Published: Feb 09, 2026By: Lucas Gasparotto

Grundfos circulator pumps are a trusted choice for water systems. With proper setup and routine care, these pumps deliver quiet operation and optim...
Grundfos Well Submersible pumps

Grundfos Well Submersible pumps - Parts and components explained

Published: Mar 05, 2026By: Lucas Gasparotto

Learn how Well Pump components, including motors and impellers, work together to provide a reliable water supply solution. This breakdown article o...
Grundfos CR Series

Grundfos CR Series Explained: Differences Between CR, CRE, CRI, CRIE, CRN, CRNE, CRNE-HS & CRN-SF

Published: Apr 02, 2026By: Lucas Gasparotto

Comparing the full Grundfos CR series of vertical inline multistage centrifugal pumps. If you want to know about their construction materials and i...
What Is a Pump Stack Chamber

What Is a Pump Stack Chamber?

Published: Apr 30, 2026By: Lucas Gasparotto

Multistage inline pumps build pressure through a stacked internal assembly of impellers, diffuser bowls, and intermediate chambers. This arrangemen...
Grundfos KP and KPV Series: When to Use Split Case Pumps

Grundfos KP and KPV Series: When to Use Split Case Pumps

Published: Jun 04, 2026By: Lucas Gasparotto

Learn when to use a horizontal split case pump, how split case pumps work, and why Grundfos KP models are a trusted choice for HVAC, municipal wate...
Triple Duty Valve

What is a Triple Duty Valve?

Updated on: Aug 13, 2026By: Laura Eck

Triple duty valves combine three different types of valves typically on the discharge side of a hydronic pump system – a shut-off valve, check valv...

Recently Viewed