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Heat pump water heaters · MT

AIRTHERMIA EU-RSJ-09/100RDN7-B1

The AIRTHERMIA EU-RSJ-09/100RDN7-B1 is a heat pump water heater with water heating efficiency ηwh 111 %, load profile M and energy label A+.1

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Water heating efficiency ηwh
111%1
Load profile
M1
Official source
Energy label
A+1
Official source
Indoor sound power
54dB(A)1
Official source
ηwh, colder climate
92%1
Official source

Technical specifications

General
Load profileM1
Registered in EPREL2026-061
Efficiency
Water heating efficiency ηwh111 %1
ηwh, colder climate92 %1
ηwh, warmer climate114 %1
Energy labelA+1
Annual electricity use, colder climate558 kWh1
Annual electricity use, warmer climate451 kWh1
Noise
Indoor sound power54 dB(A)1
Connectivity & smart
Smart controlYes1
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 M; n = 98).

Rank 71 of 99

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.

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Frequently asked questions

What is the water heating efficiency ηwh of the AIRTHERMIA EU-RSJ-09/100RDN7-B1?

The water heating efficiency ηwh of the AIRTHERMIA EU-RSJ-09/100RDN7-B1 is 111 %.1

Which load profile does the AIRTHERMIA EU-RSJ-09/100RDN7-B1 have?

The AIRTHERMIA EU-RSJ-09/100RDN7-B1 has load profile M.1

Which energy label does the AIRTHERMIA EU-RSJ-09/100RDN7-B1 have?

The AIRTHERMIA EU-RSJ-09/100RDN7-B1 has energy label A+.1

What is the indoor sound power of the AIRTHERMIA EU-RSJ-09/100RDN7-B1?

The indoor sound power of the AIRTHERMIA EU-RSJ-09/100RDN7-B1 is 54 dB(A).1

Sources

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