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Heat pumps · UK

Daikin Airconditioning GermanyEWYK100QZXSA2

The Daikin Airconditioning Germany EWYK100QZXSA2 is an air-to-water heat pump with a SCOP of 4.29 (35 °C) and a sound power level of 77.7 dB(A). Under permitted development the limit is 37 dB(A) measured 1 m in front of the centre of a neighbour’s habitable-room door or window. Free-standing, the indicative minimum distance is 43.2 m; against a wall 61.2 m.1

Last updated: Technical specifications Rules in the UK
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SCOP (35 °C)
4.291

Seasonal efficiency: how much heat you get per kWh of electricity across a heating season.

Outdoor unit sound power
77.7dB(A)1
Official source
Refrigerant
R2901
Official source
Rated output 35 °C
70kW1
Official source
Rated output 55 °C
68.42kW1
Official source
UK

Rules in the UK

Minimum distance to your neighbour

MCS 020(a) (England, permitted development since 29 May 2025)2 · 1 m in front of the centre of a neighbour’s habitable-room door or window

Permitted development (MCS 020(a)) ≤ 37 dB(A) · LAeq,5min
Free-standing 43.2 m
Against wall 61.2 m
In corner 86.5 m

Indicative calculation (hemispherical, no barriers). Not a substitute for an MCS 020 assessment.

Boiler Upgrade Scheme

Not eligible

Fixed grant in England and Wales, deducted from your installer’s quote. £9,000 when replacing oil or LPG off the gas grid (until March 2027). Scotland: Home Energy Scotland grant instead.4,5

  • Must be MCS-certified (product and installer). Check the Ofgem product eligibility list.
  • Rated output 70 kW; the scheme covers systems up to 45 kW.
  • SCOP at 55 °C: 3.38. The installed system needs a SCOP of at least 2.8 (MCS calculation).
Heat pump grants in the UK explained →

Technical specifications

General
Type Air-to-water1
Compressors 21
Capacity control Inverter1
Performance
Rated output 35 °C 70 kW1
Rated output 55 °C 68.42 kW1
Efficiency
SCOP (35 °C) 4.291
SCOP (55 °C) 3.381
Seasonal efficiency ηs 35 °C 168.4 %1
Seasonal efficiency ηs 55 °C 132.2 %1
COP A7/W35 3.941
COP A2/W35 3.551
COP A-7/W35 2.861
SEER (cooling) 5.061
Noise
Outdoor unit sound power 77.7 dB(A)1
Refrigerant
Refrigerant R2901
Refrigerant charge 6.08 kg1
Electrical
Max. power input 30.42 kW1
Connectivity & smart
SG Ready Yes1

Frequently asked questions

Can I install the Daikin Airconditioning Germany EWYK100QZXSA2 without planning permission?

Under MCS 020(a) (England, permitted development since 29 May 2025) the unit must not exceed 37 dB(A) 1 m in front of the centre of a neighbour’s habitable-room door or window. With a sound power of 77.7 dB(A) that indicatively means 43.2 m free-standing, 61.2 m against a wall or 86.5 m in a corner. Your MCS installer must confirm this.1

How much Boiler Upgrade Scheme grant can you get for the Daikin Airconditioning Germany EWYK100QZXSA2?

Probably none. Rated output 70 kW; the scheme covers systems up to 45 kW.1

Which refrigerant does the Daikin Airconditioning Germany EWYK100QZXSA2 use?

The Daikin Airconditioning Germany EWYK100QZXSA2 uses R290.1

Sources

  1. List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed 27 Sept 2026
  2. MCS 020(a) (England, permitted development since 29 May 2025)
  3. Boiler Upgrade Scheme: what you can get — GOV.UK · accessed 27 Sept 2026
  4. Boiler Upgrade Scheme: guidance for installers (V5) — Ofgem · accessed 27 Sept 2026
  5. Boiler Upgrade Scheme product eligibility — Ofgem · accessed 27 Sept 2026