Part Number: 12FR10M (Do-4) Part Number: 12FR10MIX (Ssi) Part Number: 12FR120 (No description) Part Number: 12FR120B (Ne) Part Number: 12FR120-IR (Ne) Part Number: 12FR120M (Module) Part Number: 12FR12O (Ir) Part Number: 12FR140 (No description) Part Number: 12FR168 (Board assy) Part Number: 12FR20 (Connector) Part Number: 12FR2015 (Ne) Part Number: 12FR20B (New jersey semiconductor) Part Number: 12FR20BBNBKR (Vishay ir) Part Number: 12FR20M (Do-203aa(do-4))