The SUZ Universal Heat Pump is a single-zone outdoor unit compatible with five different indoor unit types in a 1-to-1 configuration. This high-efficiency heat pump is compatible with MLZ EZ FIT Ceiling Cassettes, SLZ Four-way Ceiling Cassettes, SVZ Multi-position Air Handlers, SEZ Low Static Horizontal-ducted Indoor Units, and PEAD Mid Static Horizontal-ducted Indoor Units. Capacities: 9,000 to 36,000 BTU/H Sound: as low as 48 dB(A) SEER2: up to 22.4 HSPF2: up to 13.6 COP: up to 4.2 ENERGY STAR®: most systems