• Manufacturing Marvels

    View Groschopp’s manufacturing, quality assurance and engineering capabilities and get an inside look at Groschopp’s manufacturing facility and engineering lab located in Sioux Center, Iowa.

  • Select a Gearmotor – 4 Steps

    This “how to” video guide covers the basics of gearmotor selection in four simple steps: including speed, torque and application requirements.

  • New Brushless DC Motors

    Introducing a robust Brushless DC Motor and gearbox combinations. The new Brushless motor is maintenance-free, highly reliable and has a life of 20,000+ hours.

  • Tech Tips: How to Check for a Damaged Armature

    Here are three quick checks you can perform with a volt/ohm meter to test a DC motor armature winding to determine if a motor armature is functioning properly. Video Transcript

  • The History of Groschopp, Inc.

    The rich history of Groschopp, Inc. begins in 1930 with a company called Wincharger. How did we get from Wincharger to Groschopp? Watch and find out! Video Transcript

  • The Groschopp Advantage

    What makes Groschopp a special company to work with for our customers? It all comes down to the people that make up the company. Find out how they’re at the core of the Groschopp Advantage. Video Transcript

  • Tech Tips: AC Motor Basics

    Understanding the characteristics of AC motors allows engineers select the motor best suited to their application.

  • Tech Tips: Harsh Environments

    How fractional horsepower motors are rated for harsh environments. Understanding IP ratings and harsh duty requirements is important to accurately communicate an application’s requirements.

  • Tech Tips: Duty Cycle

    In this video we give you a quick guide to importance of duty cycle for the optimal operation of fractional horsepower motors and gearmotors.

  • Tech Tips: How Brushless DC Motors Commutate

    Understanding Brushless DC motor Commutation and how to read a BLDC Timing Diagram for Hall Switches allows engineers to properly control their BLDC motor.

  • Tech Tips: Backdrive & Braking

    This Tech Tips discusses the advantages of backdrive and brakes and the types of applications for which they are best suited.

  • Tech Tips: Brushless DC Motor Basics

    This Tech Tips video explains the basics of Brushless DC Motors: how they are designed and how they operate.

  • Groschopp Introduces Customizations and 3D Models

    Groschopp makes it easy for to choose the right motor or gearmotor by incorporating 3D models into each product page as well as on the customization pages.

  • Planetary Right Angle DC Gear Motors

    Groschopp offers a line of Planetary Right Angle DC Gear Motors that provide the advantages of standard right angle gearmotors without giving up efficiency.

How to use the Motor Search Tool

Narrow your search by selecting motor type, gearbox, voltage, and phase options for your desired motor.

Select a dominant variable: choose one of the three parameters to narrow your search. The selected variable determines which slider bar you will be able to manually move.

Use the slider corresponding to your dominant variable to further narrow your motor selection. The other sliders will automatically move to show available ranges based on the range of your selected variable.

Results will upload as your search criteria changes. If you have any questions regarding your results or how to use the search tool, you can chat with us using the green tab on the left-hand side of your screen.

Note: Groschopp Universal motors are custom built to fit your application so no additional options are available to narrow the search. Selecting the Universal motor type will prompt a message taking you to the Universal product page.

Not sure what you need?

One of our team members would be happy to help. Contact us at 800-829-4135 or by email at You can also chat with us using the green tab on the left side of your screen.

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Universal Motors

Groschopp Universal motors are custom built to fit your application so no additional options are available to narrow the search. Standard frame sizes and motor features can be found on the Universal page.

go to Universal page