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Heat pump water heaters · MT

Kronoterm ESSENTA-303/1 E D PV P3

The Kronoterm ESSENTA-303/1 E D PV P3 is a heat pump water heater with water heating efficiency ηwh 163 %, load profile XL and energy label A+.1

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Water heating efficiency ηwh
163%1
Load profile
XL1
Official source
Energy label
A+1
Official source
Indoor sound power
53dB(A)1
Official source
ηwh, colder climate
163%1
Official source

Technical specifications

General
Load profileXL1
Registered in EPREL2026-031
Efficiency
Water heating efficiency ηwh163 %1
ηwh, colder climate163 %1
ηwh, warmer climate163 %1
Energy labelA+1
Annual electricity use, colder climate1,025 kWh1
Annual electricity use, warmer climate1,025 kWh1
Noise
Indoor sound power53 dB(A)1
Outdoor sound power48 dB(A)1

How it ranks

Water heating efficiency ηwh: better than 85% of comparable models in our database (Heat pump water heaters · Load profile XL; n = 159).

Rank 23 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 belongs to a series of 2 variants with the same load profile and energy class. The figures on this page apply to the variant above; other variants differ in: Water heating efficiency ηwh 149–163 %. After each type number you can see what differs:

  • ESSENTA-303/1 E D PV P3
  • ESSENTA-303/1 E D PV P3 — Water heating efficiency ηwh: 149 %; Annual electricity use, colder climate: 1,408 kWh; ηwh, colder climate: 119 %; Indoor sound power: 56 dB(A)

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Frequently asked questions

What is the water heating efficiency ηwh of the Kronoterm ESSENTA-303/1 E D PV P3?

The water heating efficiency ηwh of the Kronoterm ESSENTA-303/1 E D PV P3 is 163 %.1

Which load profile does the Kronoterm ESSENTA-303/1 E D PV P3 have?

The Kronoterm ESSENTA-303/1 E D PV P3 has load profile XL.1

Which energy label does the Kronoterm ESSENTA-303/1 E D PV P3 have?

The Kronoterm ESSENTA-303/1 E D PV P3 has energy label A+.1

What is the indoor sound power of the Kronoterm ESSENTA-303/1 E D PV P3?

The indoor sound power of the Kronoterm ESSENTA-303/1 E D PV P3 is 53 dB(A).1

Sources

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