Grant Aerona 290 (2.4–7.23 kW)
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Grant Aerona 290 (2.4–7.23 kW)

Specifications and technical data

✓ BUS eligibleAir Source (ASHP)ResidentialR2902.4–7.23 kW
ManufacturerGrant
ModelAerona 290
Model codeHPR29065
Heat pump typeAir Source (ASHP) All Air Source heat pumps →
ApplicationResidential All Residential heat pumps →
RefrigerantR290 All R290 heat pumps →
ModeHeating only
Heating capacity2.4–7.23 kW
Max heating output (low temp)6.76 kW at A-5/W55
COP (heating)4.95 at A7/W35
SCOP (heating)5.08 at W35
Operating range (air)-25 to 35 °C
Heating flow temperatureup to 75 °C
Electrical supply220-240V (Single Phase)
Dimensions (H×W×D)854 × 1223 × 461 mm
Operational Weight115 kg
Sound power level52 dB(A) (Sound Power LW(A))
Price (unit only)£2,445–£4,509.66 (checked 28/08/2026)
Data added2026-06-25
Data sourceManufacturer Data Sheet
VerificationVerified by a human
Boiler Upgrade Scheme✓ BUS eligible — Listed on the Ofgem BUS Product Eligibility List (24 Sep 2026). Grant also needs an MCS-certified installer and a qualifying system design. Funding guide
PEL certificate no.MCS HP0265/02
MCS certification✓ MCS listed
MCS certificate no.MCS HP0265/02
MCS listingView on MCS ↗
Real-world performance dataView on HeatpumpMonitor.org ↗

Free data sheet (PDF) →

Check noise at a neighbour’s window (MCS 020 a) →

View manufacturer page →

Grant Aerona 290 is a 7.62 kW air source heat pump, using R290 refrigerant.

Where to buy (UK)

UK SupplierSecon Renewables
UK SupplierBHL
UK SupplierPirate Heating Supplies
UK SupplierThe Underfloor Heating Store
UK SupplierPlumbing Superstore

✎ Suggest a correction to this data

Data is compiled from manufacturer sources and may contain errors or gaps. Always confirm specifications with the manufacturer before making decisions.

Reviews & further reading

►Meet the new Grant Aerona R290 air source heat pumpGrant Engineering►Grant Aerona Smart Controller - Setting up the controllerGrant Engineering (UK) L►Grant Aerona- Adjusting the Heat Curve #grant #heatpump #heatcurve #aeronai85: Heat Pumps & Contro►Grant Aerona Smart Controller / GI Dev User GuideGI Developments Ltd ►Grant Aerona - Fixed Flow temperature OR Weather Compensation? #grant #heatpump #aeronai85: Heat Pumps & Contro

Alternatives to consider

Three Air Source (ASHP) heat pumps from other manufacturers closest in capacity to this one.

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EcoAir 400 406 (400V)
CTC · 585600001
Capacity
7.24 kW
SCOP
3.9 (W35)
Sound power
56 dB(A)
Refrigerant
R407C
Stiebel Eltron logo
WPL A / AC / AS / ACS
Stiebel Eltron · WPL 15 AS
Capacity
3.5–7.4 kW
SCOP
3.84 (W35)
Sound power
50 dB(A)
Refrigerant
R410A
Baxi logo
HP40 Monobloc, 5kW
Baxi · 7830575
Capacity
6.14–7.41 kW
SCOP
4.77 (W35)
Sound power
58 dB(A)
Refrigerant
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Price
£1,833.33–£2,579.32

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The Grant name and logo are trademarks of their respective owner and are used here for identification purposes only.