Mitsubishi Electric EHGT17D-YM9ED
The Mitsubishi Electric EHGT17D-YM9ED is a heat pump with SCOP (35 °C) 5.15 and refrigerant R032.1,2
Key figures
Rules in Ireland
SEAI Heat Pump System Grant
Check conditions€14,5003Maximum for a house, incl. €2,000 boiler scrappage
Up to €14,500 for a house (€11,500 for an apartment), including a €2,000 boiler scrappage grant when an oil, gas, solid-fuel or storage-heater system is removed. Homes built before 2007 need a technical assessment (€200 grant) unless the BER shows a Heat Loss Indicator of 2.3 or less. Installation is charged at 9% VAT.4
- The heat pump must be listed on SEAI's Home Appliance Register of Performance (HARP) and installed by an SEAI-registered contractor.
- Home built and occupied before 2021, with an MPRN; grant approval before any work starts and a BER assessment afterwards.
Technical specifications
| General | |
|---|---|
| Type (source) | Ground source1 |
| Performance | |
| Rated output 35 °C | 11 kW2 |
| Rated output 55 °C | 11 kW2 |
| Efficiency | |
| SCOP (35 °C) | 5.152 |
| SCOP (55 °C) | 3.832 |
| Seasonal efficiency ηs 35 °C | 203 %2 |
| Seasonal efficiency ηs 55 °C | 150 %2 |
| Energy label 35 °C | A+++2 |
| Energy label 55 °C | A+++2 |
| Noise | |
| Indoor unit sound power | 42 dB(A)2 |
| Refrigerant | |
| Refrigerant | R0321 |
| Refrigerant GWP | 6751 |
| Grants & market | |
| ISDE grant (NL) | 4,575 €1 |
How it ranks
SCOP (35 °C): better than 41% of comparable models in our database (Heat pumps · Ground source · 10–14 kW; n = 46).
Rank 28 of 47
Compared with every model on VersusIndex in the same group with a known value; equal values do not count as better. This says nothing about price, installation or reliability.
Manufacturer documentation
External links to Mitsubishi Electric's official website. The manufacturer may change or move documents; where they differ, the manufacturer's latest version applies.
Similar models
Other brands, same type and a comparable size.
More from Mitsubishi Electric
- Mitsubishi Electric Ecodan PUZ-WZ120VAA(-BS) + EHPT20X-*M*E SCOP (35 °C): 4.79
- Mitsubishi Electric Ecodan PUZ-WZ100VAA(-BS) + EHPT20X-*M*E SCOP (35 °C): 4.7
- Mitsubishi Electric Ecodan PUZ-WZ85VAA(-BS) + EHPT17X-*M*E SCOP (35 °C): 4.54
- Mitsubishi Electric EHWT17D-MHEDW SCOP (35 °C): 6.87
- Mitsubishi Electric Ecodan PUHZ-SHW230YKA2 + ERSE-MEE SCOP (35 °C): 3.92
- Mitsubishi Electric Ecodan PUHZ-SHW230YKA2 + ERSE-YM9EE SCOP (35 °C): 3.92
How we collect and check this data →
Frequently asked questions
What is the SCOP (35 °C) of the Mitsubishi Electric EHGT17D-YM9ED?
The SCOP (35 °C) of the Mitsubishi Electric EHGT17D-YM9ED is 5.15.1,2
Which refrigerant does the Mitsubishi Electric EHGT17D-YM9ED use?
The refrigerant of the Mitsubishi Electric EHGT17D-YM9ED is R032.1,2
How much SEAI grant can you get for the Mitsubishi Electric EHGT17D-YM9ED?
Up to €14,500 with the SEAI Heat Pump System Grant, including €2,000 boiler scrappage when an oil, gas, solid-fuel or storage-heater system is removed (€11,500 for an apartment). The home must be built and occupied before 2021, the heat pump must be on SEAI's HARP register and you need grant approval before work starts.1,2
Sources
- ISDE heat pump notification code list — Rijksdienst voor Ondernemend Nederland (RVO) · accessed 25 Oct 2026
- European Product Registry for Energy Labelling (EPREL) – heat pumps — Europese Commissie · accessed 15 Oct 2026
- Heat Pump System Grants — SEAI · accessed 4 Oct 2026
- Heat pump heating system (VAT) — Revenue · accessed 4 Oct 2026