MELSEC-QnA/A Series Ethernet Interface Modules Discontinuation Notice

This technical bulletin announces the discontinuation of several MELSEC-QnA/A Series Ethernet Interface Modules, including models AJ71QE71, AJ71QE71-B5, A1SJ71QE71-B2, A1SJ71QE71-B5, AJ71E71-S3, A1SJ71E71-B2-S3, and A1SJ71E71-B5-S3, due to obsolete parts. It provides order and final production deadlines, repair acceptance timelines, and details on transitioning to new version models (e.g., AJ71QE71N-B2, AJ71E71N-B5T) with notes on compatibility, speed improvements, and physical differences.