SpecDirectory

5 SERIES INDOOR SPLITS NSZ036J1vsCentury HZS024B

Side-by-side geothermal heat pump comparison

5 SERIES INDOOR SPLITS NSZ036J1

EER

20.4–27.4BTU/Wh

COP

4–4.90

Refrigerant

R-410A

Rated Across

2loop types

Century HZS024B

EER

20.5–27.5BTU/Wh

COP

3.80–4.70

Refrigerant

R-410A

Rated Across

2loop types

Key differences

Both models are closely matched on eer: 27.4 vs 27.5 BTU/Wh. The Century HZS024B is larger at 27.5 BTU/Wh versus 27.4 BTU/Wh.

Efficiency

Spec5 SERIES INDOOR SPLITSCentury
EER (best configuration)(BTU/Wh)27.427.5
EER (worst configuration)(BTU/Wh)20.420.5
COP (best configuration)4.904.70
COP (worst configuration)43.80

Configuration

Spec5 SERIES INDOOR SPLITSCentury
Loop Types Rated22
Total Configurations Rated414
Model Name5 Series (Indoor Split)Tranquility 27 Split Digital
RefrigerantR-410AR-410A

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