Kulthorn compressor km series km7524zxt, 2-3/4 hp, 208/230v, 3 phase, r404a, mbp the km series range from 1-3 hp. They have low noise output and low vibration and are available in single phase, 3-phase, and inverter motor options. This series also boasts high eer of up to 10.8 with r22/r407c and eer up to 11 with inverter types. They are compatible with the following refrigerants: r134a, r410a r22, r404a, and r407c. These compressors can be used for air conditioners, commercial refrigerators, and air conditioners in tropical environments.