Heat pump water heaters · 5 models

Oekoboiler heat pump water heaters

All 5 models from Oekoboiler in our database, with the key figures side by side. Every value comes from an official register or the manufacturer; the source is on the product page.

At a glance

Load profile
L (2), M (1), XL (1), XXL (1)
Water heating efficiency ηwh
118 to 225 %
Energy label
A+ (5)
Indoor sound power
46 to 50 dB(A)

This is an overview by data, not a test or recommendation. Models from other brands with the same technology are in the comparisons and on the category page.

All models

ModelLoad profile1Water heating efficiency ηwh1Energy label1
ZG 02-05 150lL225 %A+
ZG 02-05 200lL215 %A+
ZG 02-05 300lXL206 %A+
ZG 02-05 350lXXL181 %A+
OB-02V / 80lM118 %A+

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Comparisons with Oekoboiler

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Other brands

Sources

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