Trane
Intellipak I rooftop systems offer EER from 11 to 14.2, and IEER up to 16.9. Also include direct-drive plenum fan technology that has a beltless design and is more efficient than traditional forward-curved fans, according to the company. Optional eFlex variable-speed compressor. All aluminum microchannel condenser coil. Entire package (up to 63 tons) is AHRI certified.