OUTES AAb21R1/300ES
The OUTES AAb21R1/300ES is a heat pump water heater with water heating efficiency ηwh 137 %, load profile XL and energy label A+.1
Key figures
Technical specifications
How it ranks
Water heating efficiency ηwh: better than 42% of comparable models in our database (Heat pump water heaters · Load profile XL; n = 159).
Rank 89 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.
Variants
This model is registered in 2 combinations (for example with a different indoor unit or cylinder) with exactly the same performance. All figures on this page apply to each of these types. The part of the type number that differs is in bold; small differences (e.g. cylinder volume or anode) are listed after it:
- AAb21R1/300ES
- AAb21R1/300E — Registered in EPREL: 2026-01
Similar models
Other brands, same type and a comparable size.
More from OUTES
- OUTES AAb21R1/200ES Water heating efficiency ηwh: 145 %
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Frequently asked questions
What is the water heating efficiency ηwh of the OUTES AAb21R1/300ES?
The water heating efficiency ηwh of the OUTES AAb21R1/300ES is 137 %.1
Which load profile does the OUTES AAb21R1/300ES have?
The OUTES AAb21R1/300ES has load profile XL.1
Which energy label does the OUTES AAb21R1/300ES have?
The OUTES AAb21R1/300ES has energy label A+.1
What is the indoor sound power of the OUTES AAb21R1/300ES?
The indoor sound power of the OUTES AAb21R1/300ES is 40 dB(A).1
Sources
- European Product Registry for Energy Labelling (EPREL) – water heaters — Europese Commissie · accessed 13 Oct 2026