Our Bulletin 440R Expansion Relays are discontinued and no longer available for sale.
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.