S Series Servo Motors


The Pacific Scientific S Series (Sentry) motors include two frame sizes with NEMA 23 and NEMA 34 mounts as well as metric mounting options. These PacSci motors are now branded as Kollmorgen products and are currently available to support existing customers only.


  • Two frame sizes with NEMA 23 and 34 mounts as well as metric mount versions
  • 0.5 to 6.6 N-m continuous torque range
  • 6-pole synchronous servomotors
  • Neodymium-iron-boron magnets for maximum torque
  • Long-life bearing system
  • IP65 ingress protection
  • Anti-cog stator design
  • High-quality Interconnectron connectors
  • Rated speeds to 12,500 RPM

For new application please consider the AKM Series servo motors, which have similar mounting options.

AKM Servo Motor

Call +44 (0) 1327 307600 for more info
  Product Documents:
Product Specification
Servo Motor Selection Guide
Servo Motor Selection Guide