FX-PCX3731-0 | FX-PCX W/ 8 BI; 8 BO; FX-PCX EXPANSION I/O MODULE FOR FX-PC SERIES CONTROLLERS W/ 8 BI; 8 BO SKU: FX-PCX3731-0 MANUFACTURER: Johnson Controls Inc. Parent Item Parent Item - Additional Cost Has Item Option Quantity -+ If you add this item, you're only $800 away from free shipping! Add to Cart Current Stock: 4 Details FX-PCX3731-0 | FX-PCX W/ 8 BI; 8 BO; FX-PCX EXPANSION I/O MODULE FOR FX-PC SERIES CONTROLLERS W/ 8 BI; 8 BO Documentation Data Sheet DetailsDocumentationBackFX-PCX3731-0 | FX-PCX W/ 8 BI; 8 BO; FX-PCX EXPANSION I/O MODULE FOR FX-PC SERIES CONTROLLERS W/ 8 BI; 8 BOBack Data Sheet