10 heat-pump models in EPRELRitter Energie GmbH & Co. KGModels10Avg SCOP4.78Across all listed modelsTop typeAir-to-water (10)Heat pump typesAir-to-water10 (100%)Top models by SCOP03-1001APPPSCOP 5.75kW 1203-1000APPPSCOP 5.72kW 803-1031APPPSCOP 5.10kW 1103-1032APPPSCOP 4.95kW 1603-1030APPPSCOP 4.77kW 803-1002APPPSCOP 4.55kW 1503-1003APPPSCOP 4.55kW 1003-1051APPPSCOP 4.20kW 10See all 10 models →