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Heat pump water heaters · UK

Vulcano 7738340439

Vulcano 7738340439
Image: Vulcanorequest removal

The Vulcano 7738340439 is a heat pump water heater with water heating efficiency ηwh 134 %, load profile XL and energy label A+.1

Last updated: Technical specifications⇄ Compare this model
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Water heating efficiency ηwh
134%1
Load profile
XL1
Official source
Energy label
A+1
Official source
Indoor sound power
56dB(A)1
Official source
ηwh, colder climate
114%1
Official source

Technical specifications

General
Load profileXL1
Registered in EPREL2025-091
Efficiency
Water heating efficiency ηwh134 %1
ηwh, colder climate114 %1
ηwh, warmer climate147 %1
Energy labelA+1
Annual electricity use, colder climate1,469 kWh1
Annual electricity use, warmer climate1,136 kWh1
Noise
Indoor sound power56 dB(A)1
Outdoor sound power63 dB(A)1
Connectivity & smart
Smart controlNo1
Off-peak hours onlyNo1

How it ranks

Water heating efficiency ηwh: better than 35% of comparable models in our database (Heat pump water heaters · Load profile XL; n = 159).

Rank 99 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:

  • 7738340439
  • 7738340440

Compare with

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Frequently asked questions

What is the water heating efficiency ηwh of the Vulcano 7738340439?

The water heating efficiency ηwh of the Vulcano 7738340439 is 134 %.1

Which load profile does the Vulcano 7738340439 have?

The Vulcano 7738340439 has load profile XL.1

Which energy label does the Vulcano 7738340439 have?

The Vulcano 7738340439 has energy label A+.1

What is the indoor sound power of the Vulcano 7738340439?

The indoor sound power of the Vulcano 7738340439 is 56 dB(A).1

Sources

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