Solid State Motor Switches

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Stearns manufactures a comprehensive line of solid state switches for single phase motors (SINPAC). With over 90 years of design and manufacturing experience, Stearns has built a solid reputation for quality. Over the years we have added many options and modifications to tailor our products to your specific needs, and currently have numerous factory-available, pre-engineered options to choose from. Stearns SINPAC Switches are ideal for applications requiring reliable switching of the start circuit in singlephase motors.  

Catalog: Stearns SINPAC Electronic Switches
 

Features:

  • Completely electronic switch to replace the mechanical switch and rotating actuator mechanism in single phase motors
  • Universal design will work at 50 Hz and 60Hz and will work on 2, 4 or 6 pole motors
  • No modifications or changes are required for line voltage variations
  • SINPAC switches are not susceptible to brown-outs or low voltage conditions
  • Transient protection per ANSI / IEEE C62.41-1991 category 3
  • Switches for capacitor start, capacitor start / capacitor run and instant reversing motors

Contact Motor Switch Support

Stearns North America
1-414-272-1100

Rexnord's Stearns customer support team is available to lead the specifications process based on your design parameters, and an analysis of your application. When a unique situation confronts you, we are there to provide the right solutions.

With locations around the world, Rexnord provides experienced application and post-sales support, no matter where you are.

Documentation

SINPAC Switches Troubleshooting Guide ST300.7 Manual | English | Imperial | 8 KB