US EQUIPMENT REFERENCE

Intertherm

20 equipment models and 38 source-listed options. Brand names follow the published records; a shared manufacturer does not imply interchangeable equipment.

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20 models · Source-backed US equipment index

A model may have several rated combinations.
InterthermAir-source heat pump

Multiple source series

DXH09PSK3IH

2 published source records

24–26SEER2 range
9.2–10.4HSPF2 range

Open a configuration for heating capacity at 47°F, 17°F and 5°F, COP and EER2.

InterthermAir-source heat pump

Multiple source series

DXH12PSK3IH

2 published source records

23–24.5SEER2 range
9–9.5HSPF2 range

Open a configuration for heating capacity at 47°F, 17°F and 5°F, COP and EER2.

InterthermAir-source heat pump

Multizone Outdoors

DXH18FMK3IH

3 published source records

18–21SEER2 range
8.1–10HSPF2 range

3 EPA outdoor-model records do not list an indoor configuration. Open the ratings to check their scope.

InterthermAir-source heat pump

(24-26 SEER2) Minisplits

DXH18PSK3IH

1 published source record

24.5SEER2 range
9HSPF2 range

Open a configuration for heating capacity at 47°F, 17°F and 5°F, COP and EER2.

InterthermAir-source heat pump

Multizone Outdoors

DXH24FMK3IH

3 published source records

18–21SEER2 range
8.1–10HSPF2 range

3 EPA outdoor-model records do not list an indoor configuration. Open the ratings to check their scope.

InterthermAir-source heat pump

(24-26 SEER2) Minisplits

DXH24PSK3IH

1 published source record

26SEER2 range
10HSPF2 range

Open a configuration for heating capacity at 47°F, 17°F and 5°F, COP and EER2.

InterthermAir-source heat pump

Multizone Outdoors

DXH30FMK3IH

3 published source records

18–21SEER2 range
8.1–10HSPF2 range

3 EPA outdoor-model records do not list an indoor configuration. Open the ratings to check their scope.

InterthermAir-source heat pump

(19-20.5 SEER2) Minisplits

DXH36ESK3IL

1 published source record

21SEER2 range
8.5HSPF2 range

Open a configuration for heating capacity at 47°F, 17°F and 5°F, COP and EER2.

InterthermAir-source heat pump

Multizone Outdoors

DXH36FMK3IH

3 published source records

18–21SEER2 range
8.1–10HSPF2 range

3 EPA outdoor-model records do not list an indoor configuration. Open the ratings to check their scope.

InterthermAir-source heat pump

Multizone Outdoors

DXH42FMK3IH

3 published source records

18–21SEER2 range
8.1–10HSPF2 range

3 EPA outdoor-model records do not list an indoor configuration. Open the ratings to check their scope.