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. Honeywell 900R12-0300 ControlEdge HC900 12 I/O slot Rack Introduction — High-Capacity Modular Foundation for Industrial Automation The Honeywell 900R12-0300 ControlEdge HC900 12 I/O Slot Rack is a robust chassis designed to serve as the core infrastructure for HC900 distributed control systems *Your Name: *Your Email: *Your Name: *Vdcode: Submit