SpecDirectory

Airquest N4H5S18*K*AAA*vsFujitsu AOUH18LMAS1

Side-by-side heat pump comparison

Airquest N4H5S18*K*AAA*

SEER2

15.2BTU/Wh

HSPF2

7.8BTU/Wh

Cooling Capacity

18000–18100BTU/hr

Refrigerant

R-410A

GWP 2088 · Higher

Fujitsu AOUH18LMAS1

SEER2

21.1BTU/Wh

HSPF2

11.5BTU/Wh

Cooling Capacity

18000BTU/hr

Cold Climate

Yes

Cold climate certified

Key differences

Fujitsu AOUH18LMAS1 is 28% more efficient at 21.1 BTU/Wh versus 15.2 BTU/Wh for the Airquest N4H5S18*K*AAA*. The Airquest N4H5S18*K*AAA* is larger at 18100 BTU/hr versus 18000 BTU/hr. Overall, the Fujitsu AOUH18LMAS1 sits higher in the category, ranking above 25% of certified air-source heat pumps.

Efficiency

SpecAirquestFujitsu
SEER2 (best combination)(BTU/Wh)15.221.1
SEER2 (worst combination)(BTU/Wh)15.221.1
HSPF2 (best combination)(BTU/Wh)7.811.5
HSPF2 (worst combination)(BTU/Wh)7.811.5
EER2 (best combination)(BTU/Wh)1213
COP at 5 °F—2

Capacity

SpecAirquestFujitsu
Cooling Capacity (max)(BTU/hr)1810018000
Cooling Capacity (min)(BTU/hr)1800018000
Heating at 47 °F(BTU/hr)1670018000
Heating at 17 °F(BTU/hr)1040013600
Heating at 5 °F(BTU/hr)—21600

Configuration

SpecAirquestFujitsu
Product TypeHP - Split SystemHP - Mini or Multi Split
Compressor StagingSingle stageContinuously variable
Cold Climate CertifiedNoYes
Connected CapabilityNoNo
SeriesPERFORMANCE 15 SEER2 HPH-Series
Indoor-Unit Combinations Rated21

Refrigerant

SpecAirquestFujitsu
TypeR-410AR-410A
GWP RatingR-410A (GWP:2088)R-410A (GWP:2088)

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