US EQUIPMENT REFERENCE

Heat pump model directory / page 491

Browse air-source heat pump outdoor models listed for the US market. Compare SEER2 and HSPF2 source ratings, listed component combinations and documented coverage on each model page.

Before comparing ratings: how matched systems work.

11,881 models · Source-backed US equipment index

A model may have several rated combinations.

YorkAFFINITY

Air-source heat pumpYZT24B21

16–18SEER2

7.8HSPF2

63 records View configuration

YorkAFFINITY

Air-source heat pumpYZT36B21

16–17SEER2

7.8HSPF2

27 records View configuration

YorkAFFINITY

Air-source heat pumpYZT48B21

16–17SEER2

8.1HSPF2

18 records View configuration

YorkAFFINITY

Air-source heat pumpYZT60B21

15.2–16SEER2

7.8HSPF2

18 records View configuration

YorkAFFINITY

Air-source heat pumpYZV24B21

19SEER2

8.5HSPF2

1 record View configuration

YorkAFFINITY

Air-source heat pumpYZV36B21

19.5SEER2

8.5HSPF2

1 record View configuration

YorkAFFINITY

Air-source heat pumpYZV48B21

19.5SEER2

8.5HSPF2

1 record View configuration

YorkAFFINITY

Air-source heat pumpYZV60B21

19SEER2

8.5HSPF2

1 record View configuration

ZEROZ-MAX US R32 Hyper Heat Series

Air-source heat pumpZ2SOV-18HDTA-US-OIndoor match not listed in 1 record

25SEER2

10HSPF2

1 record Check rating scope

ZEROZ-MAX

Air-source heat pumpZ2SOV-18HDTB-USIndoor match not listed in 2 records

20–24SEER2

9–10.5HSPF2

2 records Check rating scope

ZEROZ3SOV Series

Air-source heat pumpZ3SOV-18HDM-USIndoor match not listed in 3 records

19–21SEER2

9.8–10.2HSPF2

3 records Check rating scope

ZEROZ3SOV Series

Air-source heat pumpZ3SOV-18HDMB-USIndoor match not listed in 3 records

20–23SEER2

10HSPF2

3 records Check rating scope

ZEROZMSB Series

Air-source heat pumpZ3SOV-27HDM-USIndoor match not listed in 3 records

21–23.5SEER2

9.2HSPF2

3 records Check rating scope

ZEROZ-MAX US R32 Hyper Heat Series

Air-source heat pumpZ3SOV-27HDTA-US-OIndoor match not listed in 1 record

22SEER2

10HSPF2

1 record Check rating scope

ZEROZ-MAX

Air-source heat pumpZ3SOV-27HDTB-USIndoor match not listed in 2 records

21–24SEER2

9–10.5HSPF2

2 records Check rating scope

ZEROZ4S Series

Air-source heat pumpZ4SOV-18HDMB-USIndoor match not listed in 3 records

20–23SEER2

10HSPF2

3 records Check rating scope

ZEROZ4S Series

Air-source heat pumpZ4SOV-18HDMB-USHHIndoor match not listed in 3 records

20–21SEER2

10HSPF2

3 records Check rating scope

ZEROZ4S Series

Air-source heat pumpZ4SOV-27HDMB-USIndoor match not listed in 3 records

21–23SEER2

9–9.5HSPF2

3 records Check rating scope

ZEROZ4S Series

Air-source heat pumpZ4SOV-27HDMB-USHHIndoor match not listed in 3 records

19–21SEER2

9.5–10HSPF2

3 records Check rating scope

ZEROZ4S Series

Air-source heat pumpZ4SOV-36HDM-USIndoor match not listed in 1 record

20SEER2

9.2HSPF2

1 record Check rating scope

ZEROZ4S Series

Air-source heat pumpZ4SOV-36HDMB-USIndoor match not listed in 3 records

20–23.1SEER2

9.2–10HSPF2

3 records Check rating scope

ZEROZ4S Series

Air-source heat pumpZ4SOV-36HDMB-USHHIndoor match not listed in 3 records

19.4–21.5SEER2

10.4–11.3HSPF2

3 records Check rating scope

ZEROZ-MAX US R32 Hyper Heat Series

Air-source heat pumpZ4SOV-36HDTA-US-OIndoor match not listed in 1 record

23SEER2

10HSPF2

1 record Check rating scope

ZEROZ-MAX

Air-source heat pumpZ4SOV-36HDTB-USIndoor match not listed in 2 records

20.5–22.5SEER2

10–10.5HSPF2

2 records Check rating scope