10 heat-pump models in EPRELTulip Wise B.V.Models10Avg SCOP4.75Across all listed modelsTop typeAir-to-water (7)Heat pump typesAir-to-water7 (70%)HP water heater3 (30%)Top models by SCOPAHP60APPPSCOP 5.17kW 55AHP40APPPSCOP 5.05kW 32Tulip Next 6.1APPPSCOP 4.83kW 6Tulip Next 18.3APPPSCOP 4.77kW 16Tulip Next 12.3APPPSCOP 4.75kW 10AHP10APPPSCOP 4.68kW 8Tulip Next 50.3APPSCOP 3.98kW 35Tulip Orion 200APSee all 10 models →