NC/ND 7.5-25 Ton Split System Evaporator Blower 3,000-10,000 CFM YORK® NC/ND Split-system Evaporator Blower units are designed with two distPerfect Steerable Transfer Cartt modules to provide maximum application flexibility. Designed to match with two-pipe, YC/YD condensing units and PC/PD heat pumps; Can be installed in up to 16 configurations