Learning Center

High Quantity VFD Projects

By Tyler Simmons on 18th Aug 2026

Buying a large quantity of VFDs creates different challenges than purchasing one or two drives for individual applications. Whether you’re purchasing 20 drives for a single system or standardizing hundreds of drives across m …

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How do You Size a Line Reactor? 

By Tyler Simmons on 26th Sep 2025

Line reactors are a common component in variable frequency drive systems. They can help to control harmonics, dV/dt, surges, and other issues. On the incoming power side of a VFD, they’re often referred to as an input or lin …

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Motor Buying Guide

By Paul Rossiter on 16th Jan 2023

There’s likely one motor design that will best meet the needs of your electrical system and mechanics of the driven equipment.   But how do you know which one that is?   A wide range of industry professio …

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VFD Panel Buying Guide (Illustration)

By Yin on 7th Apr 2016

Are you looking for a VFD? Or do you need a panel? Do you need to protect your drive from the weather? Do you need line reactors, circuit breakers, bypass? Not sure where to start? We have you covered. Check out our VFD panel buyi …

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Electric Motor Buying Guide (Video)

By Yin on 21st Sep 2014

Video TranscriptHow many of you would walk into a car dealership and say, “I’m here to buy a car and I want your very cheapest car”? Well, nobody would do that, right? Because what kind of a car would you get? And yet at the …

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7 Questions to Ask When Buying a VFD Control Panel

By Yin on 23rd Jul 2014

Do you know how to find a quality enclosed VFD control panel? Here are 7 questions you need to ask yourself (and your supplier) before buying a VFD control panel: 1. Do you have the right VFD for the job? When sizing …

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