For RFQs, specify S7-1200 CPU and I/O module ordering requirements, requested quantity, part numbers, revisions, interfaces, and required lead time. Compare quotations on deliverable scope, pricing, and documentation completeness. Build a supplier evaluation record covering responsiveness and order accuracy for future spare-part sourcing. See S7-1200 CPU I/O modulesRFQ Sourcing for S7-1200 CPU I/O Modules