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Heat pump water heaters · MT

Indol Compact W253A++

The Indol Compact W253A++ is a heat pump water heater with water heating efficiency ηwh 152 %, load profile L and energy label A+.1

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Water heating efficiency ηwh
152%1
Load profile
L1
Official source
Energy label
A+1
Official source
Indoor sound power
45dB(A)1
Official source
ηwh, colder climate
152%1
Official source

Technical specifications

General
Load profileL1
Registered in EPREL2024-011
Efficiency
Water heating efficiency ηwh152 %1
ηwh, colder climate152 %1
ηwh, warmer climate152 %1
Energy labelA+1
Annual electricity use, colder climate673 kWh1
Annual electricity use, warmer climate673 kWh1
Noise
Indoor sound power45 dB(A)1
Outdoor sound power45 dB(A)1
Connectivity & smart
Smart controlYes1
Off-peak hours onlyNo1

How it ranks

Water heating efficiency ηwh: better than 80% of comparable models in our database (Heat pump water heaters · Load profile L; n = 175).

Rank 34 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.

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Frequently asked questions

What is the water heating efficiency ηwh of the Indol Compact W253A++?

The water heating efficiency ηwh of the Indol Compact W253A++ is 152 %.1

Which load profile does the Indol Compact W253A++ have?

The Indol Compact W253A++ has load profile L.1

Which energy label does the Indol Compact W253A++ have?

The Indol Compact W253A++ has energy label A+.1

What is the indoor sound power of the Indol Compact W253A++?

The indoor sound power of the Indol Compact W253A++ is 45 dB(A).1

Sources

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