Grundfos ALPHA SOLAR pumps are high-efficiency circulators, designed for thermal solar systems. The pump features three constant-curve modes. The speed can also be controlled by a low-voltage PWM signal from a solar controller to optimise the solar harvesting and temperature of the system.
The product may not be for sale in your country
Please note! If you are unable to find the required documents in your language, there may be an English alternative available.