Carrier Infinity

Carrier InfinityⓇ Series 38MPRA Carrier InfinityⓇ Series 40MPHA
SEER: 42.0 SEER: Dependent on outdoor unit
HSPF: 55.5 HSPF: N/A
Sound: 55.5 decibels Sound: 29 decibels
Compressor type: Variable-Speed Compressor type: Variable-Speed
ENERGY STAR-certified? Yes ENERGY STAR-certified? Yes
Tier: Premium Tier: Premium