Heat pump water heaters · UK

AIRTHERMIA RSJ-15/270RDB10N7-L1

The AIRTHERMIA RSJ-15/270RDB10N7-L1 is a heat pump water heater with water heating efficiency ηwh 128 %, load profile XL and energy label A+.1

Key figures

Water heating efficiency ηwh
128%1
Load profile
XL1
Official source
Energy label
A+1
Official source
Indoor sound power
51dB(A)1
Official source
ηwh, colder climate
104%1
Official source

Technical specifications

General
Load profileXL1
Registered in EPREL2026-061
Efficiency
Water heating efficiency ηwh128 %1
ηwh, colder climate104 %1
ηwh, warmer climate144 %1
Energy labelA+1
Annual electricity use, colder climate1,614 kWh1
Annual electricity use, warmer climate1,167 kWh1
Noise
Indoor sound power51 dB(A)1
Outdoor sound power54 dB(A)1
Connectivity & smart
Off-peak hours onlyNo1

How it ranks

Water heating efficiency ηwh: better than 22% of comparable models in our database (Heat pump water heaters · Load profile XL; n = 159).

Rank 122 of 160

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.

Compare with

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Other brands, same type and a comparable size.

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Frequently asked questions

What is the water heating efficiency ηwh of the AIRTHERMIA RSJ-15/270RDB10N7-L1?

The water heating efficiency ηwh of the AIRTHERMIA RSJ-15/270RDB10N7-L1 is 128 %.1

Which load profile does the AIRTHERMIA RSJ-15/270RDB10N7-L1 have?

The AIRTHERMIA RSJ-15/270RDB10N7-L1 has load profile XL.1

Which energy label does the AIRTHERMIA RSJ-15/270RDB10N7-L1 have?

The AIRTHERMIA RSJ-15/270RDB10N7-L1 has energy label A+.1

What is the indoor sound power of the AIRTHERMIA RSJ-15/270RDB10N7-L1?

The indoor sound power of the AIRTHERMIA RSJ-15/270RDB10N7-L1 is 51 dB(A).1

Sources

  1. European Product Registry for Energy Labelling (EPREL) – water heaters — Europese Commissie · accessed 13 Oct 2026