S Series Industrial Purpose Micro Drives
Medium Voltage Variable Frequency Drives
GM2 Series General Purpose Micro Drives
SW Series Washdown Drives
H2 Series Multi-Purpose Industrial Drives
Benshaw H2 519/519P Series Clean Power Drives
CSXi Series Compact Low Voltage Soft Starters
RX4E Series Packaged Soft Starters
RX2E Enclosed Combination Soft Starter
RX3E Enclosed Combination Soft Starter
EMX4 Series Protected Chassis Soft Starters
MVRXE Dual Redundant Solid State Soft Starters
MVE-P Series Medium Voltage Soft Starters
CSXi Series Pump Panels
CFMVRMX Series Medium Voltage Soft Starters
MVDH Series Two-High MV Soft Starter
CBMVRX Series Medium Voltage Soft Starters
UL Listed certified

UL Listed

CE Certified certified

CE Certified

IEEE 519 Compliant certified

IEEE 519 Compliant

Speed Controllers for DC and BLDC Motors Guide

Comprehensive guide to speed controllers for DC and BLDC motors, featuring variable frequency drives and soft starters for industrial motor control applications. Our product portfolio includes low voltage micro drives, medium voltage systems, and washdown-rated solutions engineered for demanding industrial environments with advanced control technologies.

Our Range of Products

S Series Industrial Purpose Micro Drives

S Series Industrial Purpose Micro Drives

  • Dual rated variable/constant torque
  • Built-in EMC filter for 460V
  • Flexible programmable I/O
Medium Voltage Variable Frequency Drives

Medium Voltage Variable Frequency Drives

  • H-Bridge multi-level technology
  • Patented modular power design
  • Front access maintenance only
GM2 Series General Purpose Micro Drives

GM2 Series General Purpose Micro Drives

  • Dual rated normal/heavy duty
  • Compact robust airflow design
  • Kinetic Energy Buffering system
SW Series Washdown Drives

SW Series Washdown Drives

  • UL Type 4X washdown rated
  • Built-in power disconnect switch
  • Compact side-by-side installation
H2 Series Multi-Purpose Industrial Drives

H2 Series Multi-Purpose Industrial Drives

  • Dual rating capability for versatility
  • Built-in EMC filters standard
  • RS-485 Modbus communication ready
Benshaw H2 519/519P Series Clean Power Drives

Benshaw H2 519/519P Series Clean Power Drives

  • IEEE 519-2014 harmonic compliant
  • Modular reliability design
  • Optional bypass for critical apps

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Frequently Asked Questions

What is the difference between soft starters and variable frequency drives?

Soft starters provide controlled motor starting and stopping, while VFDs offer continuous speed control and energy savings.

Which power range is suitable for my motor application?

Do these controllers support communication protocols?

What enclosure ratings are available for harsh environments?

Can these controllers be integrated into existing motor control centers?

What motor protection features are included?

Are custom configurations available for specific applications?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Water Treatment

Water Treatment

Variable frequency drives and soft starters for pump control systems in water and wastewater facilities

HVAC Systems

HVAC Systems

Speed controllers for fans, pumps, and compressors in heating, ventilation, and air conditioning applications

Manufacturing

Manufacturing

Motor control solutions for conveyor systems, production machinery, and automated manufacturing equipment

Oil and Gas

Oil and Gas

Heavy-duty motor controllers for pumping systems, compressors, and processing equipment in harsh environments

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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RX4E Series Packaged Soft Starters

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H2 Series Multi-Purpose Industrial Drives

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Motor Controllers for Industrial Applications and Systems in North Carolina

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Why Industrial Manufacturing Choose ValuAdd

Advanced Control Technology Solutions

H-Bridge multi-level technology and sensorless vector control for precise motor operation with reduced harmonic content and enhanced performance.

Comprehensive Technical Support

Expert engineering team provides custom solutions, commissioning support, and technical guidance for optimal system integration and performance.

Industry-Leading Quality Standards

UL Listed, CE Certified, and IEEE 519 compliant products engineered for demanding industrial environments with proven reliability and safety.

Get Expert Guidance on Motor Control Solutions

Connect with our technical team for personalized recommendations on speed controllers and motor control systems for your specific application requirements.

Contact Us Today

For immediate assistance, feel free to give us a direct call at You can also send us a quick email at