FAB Controller series from Array For an overview of the FAB Controller. General specifications. AF-10MR-A / AF-20MR-A. AF-10MR-D / AF-20MR-D and AF-10MR-E / AF-20MR-E. AF-10MT-D / AF-20MT-D and AF-10MT-E / AF-20MT-E. For a combined table of devices available and their prices.