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STIEBEL ELTRON WPL-A 13.2 Trend HK 400 vs TCL THM14DFC

SCOP (35 °C): STIEBEL ELTRON WPL-A 13.2 Trend HK 400 4.65, TCL THM14DFC 4.93. The TCL THM14DFC is better on 10 of 16 comparable points.

Who wins where

  • STIEBEL ELTRON WPL-A 13.2 Trend HK 400
  • TCL THM14DFC
PerformanceEfficiencyNoiseRefrigerantConnectivity & smartGrants & market
Performance: STIEBEL ELTRON WPL-A 13.2 Trend HK 400 63, TCL THM14DFC 76; Efficiency: STIEBEL ELTRON WPL-A 13.2 Trend HK 400 47, TCL THM14DFC 63; Noise: STIEBEL ELTRON WPL-A 13.2 Trend HK 400 76, TCL THM14DFC 40; Refrigerant: STIEBEL ELTRON WPL-A 13.2 Trend HK 400 65, TCL THM14DFC 72; Connectivity & smart: STIEBEL ELTRON WPL-A 13.2 Trend HK 400 50, TCL THM14DFC 50; Grants & market: STIEBEL ELTRON WPL-A 13.2 Trend HK 400 75, TCL THM14DFC 75

Biggest differences

FactWPL-A 13.2 Trend HK 400THM14DFC
Heating capacity (A7/W35)5.56 kW14 kW
COP A7/W355.367.49
Refrigerant charge1.6 kg1.35 kg
COP A2/W353.914.57
Outdoor unit sound power49 dB(A)56.98 dB(A)
Seasonal efficiency ηs 35 °C183 %194.2 %
All specifications ↓

Score per area = position (0–100) relative to all 1350 models in this category; higher is better.

Technical specifications STIEBEL ELTRONWPL-A 13.2 Trend HK 400 TCLTHM14DFC
Grants & market
SEAI Heat Pump System Grant €14,500€14,500
General
Type (source) Air-to-water 1 Air-to-water 1
Performance
Heating capacity (A7/W35) 5.56 kW 2 14 kW ✓ 3
Rated output 35 °C 14.25 kW 1 14.3 kW ✓ 1
Rated output 55 °C 14.09 kW ✓ 1 14 kW 1
Min. outdoor temperature -22 °C 2 -22 °C 3
Efficiency
SCOP (35 °C) 4.65 1 4.93 ✓ 1
SCOP (55 °C) 3.85 1 3.86 ✓ 1
Seasonal efficiency ηs 35 °C 183 % 1 194.2 % ✓ 1
Seasonal efficiency ηs 55 °C 151 % 1 151.5 % ✓ 1
Energy label 35 °C A, , , 2 A, , , 3
Energy label 55 °C A, , , 2 A, , , 3
COP A7/W35 5.36 1 7.49 ✓ 1
COP A2/W35 3.91 1 4.57 ✓ 1
COP A-7/W35 2.75 1 2.78 ✓ 1
Noise
Outdoor unit sound power 49 dB(A) ✓ 1 56.98 dB(A) 1
Refrigerant
Refrigerant R290 1 R290 1
Refrigerant GWP 3 2 3 3
Refrigerant charge 1.6 kg 1 1.35 kg ✓ 1
Electrical
Max. power input 7.65 kW 1 5.8 kW 1
Connectivity & smart
SG Ready Yes 1 Yes 1
Grants & market
ISDE grant (NL) 4,150 € 4 4,150 € 4

Sources

  1. List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed 27 Sept 2026
  2. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026
  3. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026
  4. ISDE heat pump notification code list — Rijksdienst voor Ondernemend Nederland (RVO) · accessed 28 Sept 2026