SpecDirectory

TETCO TZS018*****1vsYORK BY JOHNSON CONTROLS YAFS048**1*(1,2,4)*K

Side-by-side geothermal heat pump comparison

TETCO TZS018*****1

EER

18.7–26BTU/Wh

COP

3.70–4.70

Refrigerant

R-410A

Rated Across

2loop types

YORK BY JOHNSON CONTROLS YAFS048**1*(1,2,4)*K

EER

18.8–25.9BTU/Wh

COP

4–4.70

Refrigerant

R-410A

Rated Across

2loop types

Key differences

Both models are closely matched on eer: 26.0 vs 25.9 BTU/Wh. The TETCO TZS018*****1 is larger at 26 BTU/Wh versus 25.9 BTU/Wh.

Efficiency

SpecTETCOYORK BY JOHNSON CONTROLS
EER (best configuration)(BTU/Wh)2625.9
EER (worst configuration)(BTU/Wh)18.718.8
COP (best configuration)4.704.70
COP (worst configuration)3.704

Configuration

SpecTETCOYORK BY JOHNSON CONTROLS
Loop Types Rated22
Total Configurations Rated22
Model NameIonAffinity
RefrigerantR-410AR-410A
View TZS018*****1 specs →View YAFS048**1*(1,2,4)*K specs →

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