Heat pump water heaters · UK

AERMEC SWP301

The AERMEC SWP301 is a heat pump water heater with water heating efficiency ηwh 124 %, load profile L and energy label A+.1

Key figures

Water heating efficiency ηwh
124%1
Load profile
L1
Official source
Energy label
A+1
Official source
Indoor sound power
60dB(A)1
Official source
ηwh, colder climate
124%1
Official source

Technical specifications

General
Load profileL1
Registered in EPREL2023-091
Efficiency
Water heating efficiency ηwh124 %1
ηwh, colder climate124 %1
ηwh, warmer climate124 %1
Energy labelA+1
Annual electricity use, colder climate826 kWh1
Annual electricity use, warmer climate826 kWh1
Noise
Indoor sound power60 dB(A)1
Outdoor sound power60 dB(A)1

How it ranks

Water heating efficiency ηwh: better than 24% of comparable models in our database (Heat pump water heaters · Load profile L; n = 175).

Rank 131 of 176

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 3 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:

  • SWP301
  • SWP301S1
  • SWP301S2

Compare with

Similar models

Other brands, same type and a comparable size.

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Frequently asked questions

What is the water heating efficiency ηwh of the AERMEC SWP301?

The water heating efficiency ηwh of the AERMEC SWP301 is 124 %.1

Which load profile does the AERMEC SWP301 have?

The AERMEC SWP301 has load profile L.1

Which energy label does the AERMEC SWP301 have?

The AERMEC SWP301 has energy label A+.1

What is the indoor sound power of the AERMEC SWP301?

The indoor sound power of the AERMEC SWP301 is 60 dB(A).1

Sources

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