MELSEC-AnS/QnAS and MELSEC-I/OLINK Discontinuation Notice

This technical bulletin announces the discontinuation of Mitsubishi's MELSEC-AnS/QnAS (small type) series programmable controllers and MELSEC-I/OLINK products, which have been in use for about 20 years since 1990. It provides details on discontinued models, reasons for discontinuation (obsolete electronic components and environmental compliance), repair acceptance timelines, and recommends replacement options including L series, Q series, AnyWire DB A20, and CC-Link/LT.