Thermal-Magnetic Miniature Circuit Breakers

Our Bulletin 1492-MC Thermal-magnetic Miniature Circuit Breakers are general-purpose devices suitable for the majority of industrial, inverse time circuit breaker applications. They combine thermal and magnetic trip actions and provide accurate overload and short-circuit protection for conductors and connected equipment.

Popular Resources/Quicklinks
Circuit Breaker Protection for Automation Systems Brochure Circuit Protection Methods


  • Thermal-magnetic protection
  • HACR ratings (10…100 A)
  • Finger-safe design
  • Mounts on DIN rail
  • Three-position handle
  • Line and load wire connections
Additional Information

Our circuit and load protection products are part of the Allen-Bradley® Industrial Control Components where you get the right components, at the right price, right when you need them.

Product Selection


  • CSA Certified — File No. E197878
  • UL Listed — File No. E197878
Looking for Additional Information?

To find additional product information including CAD drawing files, 3D models and more use our Product Catalog.


Resource Publication Number Language
Circuit Breaker Protection for Automation Systems Brochure 140G-BR001
Circuit Protection Methods 1492-WP001
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