Leaderboard · 50 entries · ranked high → low

Top SCOP — air-to-water

Best air-source heat pumps for hydronic heating systems (radiators, underfloor). The default for most retrofits.

#	Model	Type	Metric	SCOP	kW	Refrigerant	Class
1	OH I 4esr TWW W/W Risch Kälte- und Klimatechnik GmbH	Air-to-water	7.00	7.00	10	—	APPP
2	AQ30I-0WW Master Therm tepelná čerpadla s.r.o.	Air-to-water	6.97	6.97	13	—	APPP
3	42 -Thermalia® twin (26) GW Hoval Aktiengesellschaft	Air-to-water	6.97	6.97	35	—	APPP
4	ProGH10-32DC ProCalor B.V.	Air-to-water	6.95	6.95	10	—	APPP
5	AQ45I-1WW Master Therm tepelná čerpadla s.r.o.	Air-to-water	6.95	6.95	20	—	APPP
6	AQ45I-0WW Master Therm tepelná čerpadla s.r.o.	Air-to-water	6.95	6.95	20	—	APPP
7	KLIMT10WPC-P-RW60 Walter Bösch GmbH & Co KG	Air-to-water	6.90	6.90	8	—	APPP
8	x-change dynamic water pc pro S Kermi GmbH	Air-to-water	6.90	6.90	8	—	APPP
9	KLIMT10W-P-RW60 Walter Bösch GmbH & Co KG	Air-to-water	6.90	6.90	8	—	APPP
10	42 -Thermalia® twin (36) GW Hoval Aktiengesellschaft	Air-to-water	6.88	6.88	46	—	APPP
11	NIBE F1153-4 1X230V W/W NIBE AB	Air-to-water	6.88	6.88	5	—	APPP
12	NIBE F1153-6 1X230V W/W NIBE AB	Air-to-water	6.85	6.85	7	—	APPP
13	NIBE F1253-6 R 1X230V W/W NIBE AB	Air-to-water	6.85	6.85	7	—	APPP
14	Lift - R513A 202-P TRANE TECHNOLOGIES INTERNATIONAL LIMITED	Air-to-water	6.80	6.80	65	—	APPP
15	TWW 48 EVI WAMAK, s.r.o.	Air-to-water	6.80	6.80	51	—	APPP
16	CWC SHT - R513A 202-P TRANE TECHNOLOGIES INTERNATIONAL LIMITED	Air-to-water	6.80	6.80	65	—	APPP
17	CWW/J/BH 202-P G.I. INDUSTRIAL HOLDING S.P.A.	Air-to-water	6.80	6.80	65	—	APPP
18	KLIMT10W-RW50 Walter Bösch GmbH & Co KG	Air-to-water	6.78	6.78	10	—	APPP
19	KLIMT10WPC-RW50 Walter Bösch GmbH & Co KG	Air-to-water	6.78	6.78	10	—	APPP
20	EHWT17D-MHEDW Mitsubishi Electric Europe B.V.	Air-to-water	6.75	6.75	7	—	APPP
21	CWW/J/BH 182-P G.I. INDUSTRIAL HOLDING S.P.A.	Air-to-water	6.75	6.75	56	—	APPP
22	TWW 110 WHR WAMAK, s.r.o.	Air-to-water	6.75	6.75	61	—	APPP
23	Lift - R513A 182-P TRANE TECHNOLOGIES INTERNATIONAL LIMITED	Air-to-water	6.75	6.75	56	—	APPP
24	CWC SHT - R513A 182-P TRANE TECHNOLOGIES INTERNATIONAL LIMITED	Air-to-water	6.75	6.75	56	—	APPP
25	KLIMT15WPC-RW50 Walter Bösch GmbH & Co KG	Air-to-water	6.72	6.72	15	—	APPP
26	KLIMT15W-RW50 Walter Bösch GmbH & Co KG	Air-to-water	6.72	6.72	15	—	APPP
27	KLIMT20WPC-RW50 Walter Bösch GmbH & Co KG	Air-to-water	6.67	6.67	20	—	APPP
28	KLIMT20W-RW50 Walter Bösch GmbH & Co KG	Air-to-water	6.67	6.67	20	—	APPP
29	TWW 85 WHR WAMAK, s.r.o.	Air-to-water	6.67	6.67	47	—	APPP
30	JWH/BH 061 S/Y/P G.I. INDUSTRIAL HOLDING S.P.A.	Air-to-water	6.67	6.67	59	—	APPP
31	WWP65-RX33 Walter Bösch GmbH & Co KG	Air-to-water	6.65	6.65	69	—	APPP
32	WI 65TU Glen Dimplex Deutschland	Air-to-water	6.65	6.65	69	—	APPP
33	AQ26I-0WW Master Therm tepelná čerpadla s.r.o.	Air-to-water	6.62	6.62	11	—	APPP
34	WI 35TU Glen Dimplex Deutschland	Air-to-water	6.62	6.62	36	—	APPP
35	WWP35-RX33 Walter Bösch GmbH & Co KG	Air-to-water	6.62	6.62	36	—	APPP
36	JWH/BH 051 S/Y/P G.I. INDUSTRIAL HOLDING S.P.A.	Air-to-water	6.60	6.60	51	—	APPP
37	CWW/Y/BH 182-P G.I. INDUSTRIAL HOLDING S.P.A.	Air-to-water	6.60	6.60	51	—	APPP
38	42 -Thermalia® twin (42) GW Hoval Aktiengesellschaft	Air-to-water	6.57	6.57	55	—	APPP
39	TCHETY+HPH/HPHCC 245 RHOSS SPA	Air-to-water	6.57	6.57	63	—	APPP
40	ENX030HL-R410A ENEREN S.R.L.	Air-to-water	6.55	6.55	41	—	APPP
41	42-THERMALIA® DUAL R (55) GW Hoval Aktiengesellschaft	Air-to-water	6.50	6.50	77	—	APPP
42	42-THERMALIA® DUAL (55) GW Hoval Aktiengesellschaft	Air-to-water	6.50	6.50	77	—	APPP
43	WPW-I 22 H 400 Premium STIEBEL ELTRON GmbH & CO. KG	Air-to-water	6.47	6.47	22	—	APPP
44	42 -Thermalia® dual H (35) GW Hoval Aktiengesellschaft	Air-to-water	6.47	6.47	49	—	APPP
45	THHETU 245 RHOSS SPA	Air-to-water	6.45	6.45	65	—	APPP
46	FGWH2005AG2.H FläktGroup Holding GmbH	Air-to-water	6.42	6.42	70	—	APPP
47	NX2-W-G06 -H /0052 MITSUBISHI ELECTRIC HYDRONICS & IT COOLING SYSTEMS S.P.A.	Air-to-water	6.42	6.42	74	—	APPP
48	43 Thermalia® comfort H (10)GW Hoval Aktiengesellschaft	Air-to-water	6.42	6.42	13	—	APPP
49	NX2-W-G06 -H -D /0052 MITSUBISHI ELECTRIC HYDRONICS & IT COOLING SYSTEMS S.P.A.	Air-to-water	6.42	6.42	74	—	APPP
50	WPW-I 17 H 400 Premium STIEBEL ELTRON GmbH & CO. KG	Air-to-water	6.40	6.40	17	—	APPP

Source: European Commission, EPREL Public API. SCOP figures derived from supplier-reported ηs. See methodology.