The Omron E5CC-RX3D5M-603 is an FM relay that gives you 3 auxiliary contacts plus RS-485 communication, all running on 24 VAC/DC. Active in production — no end-of-life surprises to dodge.
We quote this against your RFQ for BOM fill or line-down swaps. The E5CC-RX3D5M-606 is a sibling from the same series; confirm your specific option code before substituting.