If you have questions about our products, Fill out the form below and we will answer any questions you have. Tips: Fields marked with*are required. Emerson KJ4001X1-BE1 12P0818X072 8-Wide I/O Carrier With Shield Robust I/O Expansion Backbone for DeltaV™ Systems The Emerson KJ4001X1-BE1 12P0818X072 is a high-density 8-wide I/O carrier designed to serve as the structural and electrical backbone for DeltaV™ I/O modules. Engineered for reliability *Your Name: *Your Email: *Your Name: *Vdcode: Submit