Johnson Controls FX-PCX3721-0 SKU: FX-PCX3721-0 $1,184.27 (0)No Reviews yet Quantity -+ Add to Shopping Cart Call for Lead Time Details Johnson Controls FX-PCX3721-0 : 16-Point Expansion I/O Module with 16 BI, FC, and SA Bus Support (Approval Required for Purchase) Data Sheet Installation Instructions DetailsData SheetInstallation Instructions Back Johnson Controls FX-PCX3721-0 : 16-Point Expansion I/O Module with 16 BI, FC, and SA Bus Support (Approval Required for Purchase) Back Back Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review