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 KJ4005X1-BB1 Left Extender Module Overview and Product Positioning The Emerson KJ4005X1-BB1 Left Extender is a dedicated horizontal expansion module designed for DeltaV™ S-Series control systems. Built to extend the left side of a carrier assembly, this 1-wide extender al *Your Name: *Your Email: *Your Name: *Vdcode: Submit