2026-09-16
ABB PLC vs. Mixed-Brand Sourcing: A Procurement Engineer's Comparison for Relays, Timers, and PLC Specs
After 8 years sourcing industrial automation components, I've made 14 documented mistakes totaling $22,000. This comparison breaks down ABB PLC standardization vs. mixing generic relays and timers—covering upfront cost, compatibility, software support, lead times, and specs.