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iDM AERO ALM 10-50 Max

iDM AERO ALM 10-50 Max
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The iDM AERO ALM 10-50 Max is an air-to-water heat pump with a SCOP of 5.08 (35 °C) and a sound power level of 57 dB(A).1,2

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SCOP (35 °C)
5.082

Seasonal efficiency: how much heat you get per kWh of electricity across a heating season.

Outdoor unit sound power
57dB(A)2
Official source
Refrigerant
R2901
Official source
Type (source)
Air-to-water1
Official source
Rated output 35 °C
42kW2
Official source

Technical specifications

General
Type (source)Air-to-water1
Compressors21
Capacity controldrehzahlregelung1
Performance
Rated output 35 °C42 kW2
Rated output 55 °C38 kW2
Efficiency
SCOP (35 °C)5.082
SCOP (55 °C)4.082
Seasonal efficiency ηs 35 °C200 %2
Seasonal efficiency ηs 55 °C160 %2
Energy label 35 °CA+++2
Energy label 55 °CA+++2
COP A7/W355.381
COP A2/W355.261
COP A-7/W353.081
Noise
Outdoor unit sound power57 dB(A)2
Refrigerant
RefrigerantR2901
Refrigerant charge9.7 kg1
Electrical
Max. power input11.7 kW1
Connectivity & smart
SG ReadyYes1

How it ranks

SCOP (35 °C): better than 81% of comparable models in our database (Heat pumps · Air-to-water · ≥ 14 kW; n = 208).

Rank 38 of 209

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.

Manufacturer documentation

External links to iDM's official website. The manufacturer may change or move documents; where they differ, the manufacturer's latest version applies.

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Other brands, same type and a comparable size.

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Frequently asked questions

Which refrigerant does the iDM AERO ALM 10-50 Max use?

The iDM AERO ALM 10-50 Max uses R290.1,2

Sources

  1. List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed Sep 27, 2026
  2. European Product Registry for Energy Labelling (EPREL) – heat pumps — Europese Commissie · accessed Oct 15, 2026