Our Bulletin 140U Molded Case Circuit Breakers are discontinued and no longer available for sale. To support your transition, we recommend you migrate to our Bulletin 140UT Molded Case Circuit Breakers.
These molded case circuit breakers are very compact and meet UL 489 and IEC 60947-2 MCCB up to 40A, as well as back feeding capability.
For more information read the Bulletin 140M to 140MT/UT Motor Protection Circuit Breakers Migration Profile.
Product Compatibility and Migration Solutions
Demanding market conditions pose significant challenges. Across the enterprise and throughout the lifecycle, you must continuously strive for ways to leverage your existing automation investment.
Let Rockwell Automation help you determine your migration options and show you the benefits, including better performance, more informed business decisions, reduced maintenance costs, and quicker response to changing market demands.
Use the Product Lifecycle Status search tool to find specific lifecycle information by catalog number.
Learn more about our Product Compatibility and Migration Solutions.
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