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Heat pump water heaters · MT

MAXA CALIDO 250

The MAXA CALIDO 250 is a heat pump water heater with water heating efficiency ηwh 145 %, load profile XL and energy label A+.1

Last updated: Technical specifications⇄ Compare this model
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Water heating efficiency ηwh
145%1
Load profile
XL1
Official source
Energy label
A+1
Official source
Indoor sound power
49dB(A)1
Official source
ηwh, colder climate
104%1
Official source

Technical specifications

General
Load profileXL1
Registered in EPREL2025-101
Efficiency
Water heating efficiency ηwh145 %1
ηwh, colder climate104 %1
ηwh, warmer climate173 %1
Energy labelA+1
Annual electricity use, colder climate1,618 kWh1
Annual electricity use, warmer climate969 kWh1
Noise
Indoor sound power49 dB(A)1
Connectivity & smart
Off-peak hours onlyNo1

How it ranks

Water heating efficiency ηwh: better than 72% of comparable models in our database (Heat pump water heaters · Load profile XL; n = 159).

Rank 42 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:

  • CALIDO 250
  • CALIDO 250-S

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Frequently asked questions

What is the water heating efficiency ηwh of the MAXA CALIDO 250?

The water heating efficiency ηwh of the MAXA CALIDO 250 is 145 %.1

Which load profile does the MAXA CALIDO 250 have?

The MAXA CALIDO 250 has load profile XL.1

Which energy label does the MAXA CALIDO 250 have?

The MAXA CALIDO 250 has energy label A+.1

What is the indoor sound power of the MAXA CALIDO 250?

The indoor sound power of the MAXA CALIDO 250 is 49 dB(A).1

Sources

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