IS220YDIAS1A GE controller [caption id="attachment_3278" align="aligncenter" width="600"] IS220YDIAS1A[/caption] [caption id="attachment_3279" align="aligncenter" width="600"] IS220YDIAS1A[/caption] [caption id="attachment_3280" align="aligncenter" width="600"] IS220YDIAS1A[/caption] Product details IS220YDIAS1A GE Brand: GE P/ n:IS220YDIAS1A Discrete contact input/output module Series: IS220 Origin: United States controller The controller refers to the main command device that changes the wiring of the main circuit or control