Air Conditioner 13.4 SEER2 3.5 Ton 42000 BTU R-454B 208/230V 1 Phase Legacy Series Single Stage

The Air Conditioner 13.4 SEER2 3.5 Ton 42000 BTU R-454B 208/230V 1 Phase Legacy Series Single Stage (134SAN04200N) is a residential split system condensing unit designed for standard efficiency cooling applications using A2L refrigerant with dependable single stage operation. Specifications include 42000 BTU nominal cooling capacity and 13.4 SEER2 efficiency, utilizing a scroll compressor for consistent refrigerant flow and reliable performance under typical load conditions. Electrical configuration is 208/230V single phase, with published MCA and MOCP values supporting proper circuit sizing and installation. The unit operates with R-454B refrigerant and is designed to meet current low GWP requirements, with factory installed components that support proper charging and commissioning practices for A2L systems. Construction features a galvanized steel cabinet with louvered coil protection, aluminum fin coil design, and a top discharge fan section driven by a permanent split capacitor motor for dependable airflow. The system is designed for use with matched indoor coils and air handlers approved for R-454B applications to achieve rated performance in residential split system applications.