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. GE IC693CHS391 10-Slot Expansion Base Product Overview (Introduction) The GE IC693CHS391 10-Slot Expansion Base is a modular rack solution for GE Series 90-30 PLC systems, providing additional slots to expand system capabilities. It supports CPUs, I/O modules, and specialized i *Your Name: *Your Email: *Your Name: *Vdcode: Submit