SpecDirectory

Viessmann 100-WA-AP1T077056vsYork QD024-1CFN-*****A

Side-by-side geothermal heat pump comparison

Viessmann 100-WA-AP1T077056

EER

19–23.7BTU/Wh

COP

3.90–4.60

Refrigerant

Other

Rated Across

2loop types

York QD024-1CFN-*****A

EER

19.5–23.8BTU/Wh

COP

3.70–4.10

Refrigerant

Other

Rated Across

2loop types

Key differences

Both models are closely matched on eer: 23.7 vs 23.8 BTU/Wh. The York QD024-1CFN-*****A is larger at 23.8 BTU/Wh versus 23.7 BTU/Wh.

Efficiency

SpecViessmannYork
EER (best configuration)(BTU/Wh)23.723.8
EER (worst configuration)(BTU/Wh)1919.5
COP (best configuration)4.604.10
COP (worst configuration)3.903.70

Configuration

SpecViessmannYork
Loop Types Rated22
Total Configurations Rated22
Model NameVitocal 100-WARF
RefrigerantOtherOther
View 100-WA-AP1T077056 specs →View QD024-1CFN-*****A specs →

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