Choosing the Right Motor: A Practical Guide Based on 150+ Emergency Retrofit Projects
A field-tested checklist for selecting AC, DC, servo, stepper, or linear actuator motors from a veteran who's handled over 150 rush replacement jobs.
Application Notes
Motor replacement notes for practical buyers
Servo Motors, Stepper Motors, and VFDs: A Practical Guide for Engineers and Buyers
A direct, no-fluff guide from a quality inspector's perspective. Covers how to pick the right motor type, read a datasheet, and avoid costly specification mistakes.
How to Pick the Right VFD Size for Your US Motors Motor (A Procurement Manager’s 5-Step Checklist)
Stop guessing VFD sizes based on motor horsepower alone. This checklist, from the perspective of a procurement manager tracking $180k in motor spend, gives you 5 concrete steps to size a VFD using the motor nameplate. Includes specific details for US Motors models like the D40P1GS and D60P1GS.
How I Learned to Match Servo Drivers to Motors (the Hard Way)
A senior engineer shares a costly mistake he made when specifying a servo driver for a custom motion control system, and the checklist he created to prevent others from repeating his error.
From 1863 Direct Drive Fans to NEMA 23 Steppers: What I’ve Learned Handling 200+ Rush Orders at US Motors
A firsthand account from an emergency specialist at US Motors, covering real experiences with US-made brushless motors for drones, NEMA 23 stepper motors, MG90S servo motors, and the story of Pete Jackson gear drives.
AC, DC, Stepper, or Servo? How to Choose the Right Motor for Your Application
Choosing the right industrial motor isn't a one-size-fits-all decision. This guide breaks down the key application scenarios—precision positioning, variable speed, and high torque—to help you match the correct motor type (AC, DC, servo, stepper, or brushless) to your specific needs, with a focus on total cost of ownership.
5-Step Motor Purchasing Checklist: Avoiding Costly Spec & Compatibility Mistakes
A procurement-focused checklist outlining 5 steps to accurately select industrial motors, avoid specification errors, and control total cost of ownership, including real-world FLA and torque checks.
US Motors FAQ: What I Learned From 6 Years of Ordering (and Messing Up) D-Series Motors, VFDs, and Speed Reducers
A practical FAQ covering US Motors D-series specs (D60P1GS, D75P2G), full-load amps, induction motors vs servos, VFD basics, and speed reducers — written by someone who's made the mistakes so you don't have to.
Brushless Servo Motors: Specs That Matter (and One You're Probably Ignoring)
A quality manager reviews US Motors DC/AC servo and stepper specifications, explaining which data sheet numbers are critical and which are often misunderstood. Includes real-world examples from motor selection and VFD integration.
Your Motor Spec Sheet Already Tells You, But You're Not Listening
Why tracking down a US Motors D75P2G datasheet or D20P1G datasheet isn't enough for emergency orders. A look at what engineers often miss and why it leads to last-minute scrambles.