Skip to main content
MH172 Series High-Torque Stepper

MH172 Series High-Torque Stepper Motors

The MH172 Series provides a high-torque motor in a NEMA 66 frame size (170mm) with maximum holding torque of 5,330 oz-in (3,764 N-cm).

Global
Limited availability outside North America

Features

  • NEMA 66 frame size (170mm)
  • Maximum holding torque of 5,330 oz-in (3,764 N-cm)
  • Can withstand up to 2-1/2 time rated current (instantaneous)
  • ±5% typical step accuracy
  • Available with eight connections
  • Class F insulation system
  • Standard keyway

Specifications

Motor Frame Minimum Holding Torque
Bipolar 2Ø On
Rotor Inertia *Weight Maximum Shaft Load Minimum Residual Torque
Net Ship Overhang Thrust
oz-in
(N-cm)
oz-in-s2
(kg-cm2)
lb
(kg)
lb
(kg)
lb
(kg)
lb
(kg)
oz-in
(N-cm)
MH172 5,330
(3,764)
0.870
(61.4)
53
(24)
62
(28)
100
(45.4)
150
(68)
50
(35)

* Weight for motor with leads

Media & Downloads

Title Language Date Share URL
Kollmorgen Full-line Catalog English Share URLview
Stepper and Synchronous Motors Catalog EN Rev C English Share URLview
Title File Language Date Share URL
Blue Guide English, German
Share URL https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=OJ%3AC%3A2022%3A247%3ATOC
CEL China Efficiency Labelling for Servo and Stepper Motors English
Share URL /sites/default/files/public_downloads/CEL%20Technical%20Notice%20on%20Efficiency%20for%20Servo%20and%20Stepper%20Motors.pdf
China Compulsory Product Certification (CCC Technical Notice) English
Share URL /sites/default/files/2024-01/CCC%20Technical%20Notice%20on%20Scope%20of%20Kollmorgen%20Products.pdf
Kollmorgen CE Technical Notice - Servo and Stepper Motors Efficiency English
Share URL /sites/default/files/public_downloads/Kollmorgen%20CE%20Technical%20Notice%20-%20Servo%20and%20Stepper%20Motors%20Efficiency.pdf

These 3D models are intended to guide your design activities and may be used as reference information. Be sure to consult a Kollmorgen expert to ensure you have the most current and accurate information for critical aspects of design work.

Engineer the Exceptional

Learn how to engineer exceptional machines, robots and vehicles with the highest-performing, most reliable motors, drives, automation solutions and more.

Learn More