Heat pump water heaters · UK

DeWarmte Pomp T - 300L

The DeWarmte Pomp T - 300L is a heat pump water heater with water heating efficiency ηwh 157 %, load profile XL and energy label A+.1

Key figures

Water heating efficiency ηwh
157%1
Load profile
XL1
Official source
Energy label
A+1
Official source
Indoor sound power
48dB(A)1
Official source
ηwh, colder climate
157%1
Official source

Technical specifications

General
Load profileXL1
Registered in EPREL2025-051
Efficiency
Water heating efficiency ηwh157 %1
ηwh, colder climate157 %1
ηwh, warmer climate157 %1
Energy labelA+1
Annual electricity use, colder climate157 kWh1
Annual electricity use, warmer climate1,067 kWh1
Noise
Indoor sound power48 dB(A)1
Connectivity & smart
Off-peak hours onlyYes1

How it ranks

Water heating efficiency ηwh: better than 83% of comparable models in our database (Heat pump water heaters · Load profile XL; n = 159).

Rank 27 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.

Similar models

Other brands, same type and a comparable size.

Guides on heat pump water heaters

How we collect and check this data →

Frequently asked questions

What is the water heating efficiency ηwh of the DeWarmte Pomp T - 300L?

The water heating efficiency ηwh of the DeWarmte Pomp T - 300L is 157 %.1

Which load profile does the DeWarmte Pomp T - 300L have?

The DeWarmte Pomp T - 300L has load profile XL.1

Which energy label does the DeWarmte Pomp T - 300L have?

The DeWarmte Pomp T - 300L has energy label A+.1

What is the indoor sound power of the DeWarmte Pomp T - 300L?

The indoor sound power of the DeWarmte Pomp T - 300L is 48 dB(A).1

Sources

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