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 KJ4010X1-BF1 12P0831X062 Left LocalBus Extender Introduction The Emerson KJ4010X1-BF1 Left LocalBus Extender is engineered to expand LocalBus connections to the left side of Emerson control modules. Ideal for industrial automation panels, this extender allows engineers to increase system *Your Name: *Your Email: *Your Name: *Vdcode: Submit