Air Source Heat Pumps

TYPE BTU/H TONS SEER/IEER HSPF/COP
Single package < 65,000 < 5.4 15.2 7
Split < 65,000 < 5.4 15.2 7.7
Single package or split ≥ 65,000 and < 135,000 ≥ 5.4 and < 11.25 14.8 3.5
Single package or split ≥ 135,000 and < 240,000 ≥ 11.25 and < 20 14.1 3.4