Highly efficient hot water storage
With its hot water storage tank ECOplus, Wagner Solar has set standards in solar thermal storage technology. The outstanding storage tank engineering concept with its rigorous elimination of all heat losses is exemplary.

Your benefits:
- High-quality steel DHW storage tank
- Corrosion protection
- Low heat losses as a result of superior thermal insulation
- Optional CONVECTROL III convection brakes to reduce heat loss from connections
Energy-saving convection brakes
Our patented CONVECTROL convection brakes in the pipe connections prevent uncontrolled heat escape. Heat losses at the pipe connections of a solar storage can be reduced by up to 50 %.
Our competent partner installers and planners will be pleased to advise you which solar storage tank is best suited for your application.
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Technical Data
ECOplus solar storage | ECOplus 300 | ECOplus 400 |
Volume [liters] |
300 | 400 |
Diameter without insulation [mm] |
550 / 750 | 600 / 800 |
Height without / with insulation [mm] | 1.545 / 1.695 | 1.625 / 1.775 |
Tilting height without insulation [mm] | 1.600 | 1.680 |
Solar / backup heat exchanger surface [m²] | 1,4 / 1,0 | 1,7 / 1,2 |
Weight without insulation [kg] | 130 | 170 |
Energy efficiency class | B | B |