The pump includes many features and benefits that convince to its installation: is simple to install, it can be used in all home water installations, has a very long service life, proven and well-known central heating pump.
In the classification of energy (energy consumption label), the Grundfos pump is placed in the A class, which ensures a reduced power consumption, low noise level and-and reduction in night mode in another power and wearing-out saving feature.
An additional advantage of the GRUNDFOS ALPHA 2 is that it has an external connector for connecting the pump to the power supply which strongly facilitates the installation.
Touch control panel and automatic adjustment due to AUTOAdapt function make the Grundfos pump ALPHA 2 automatically search for the optimum operating point to meet the requirements of the water system. AUTOAdapt function of the pump constantly analyses the requirements of the water installation and automatically searches for the appropriate setting to provide optimal comfort with minimal consumption of electric energy. Used permanent-magnet motor and nested stator winding provide performance and compact size of the pump.

The maximum liquid vertical lift height of the pump depends on the version and is 4m (GRUNDFOS ALPHA 2 25-40 180) or 6m (GRUNDFOS ALPHA 2 25-60 180). To choose in the product configuration parameters when adding pump to shopping cart.
The main goal of the GRUNDFOS ALPHA pump is to provide a forced circulation of hot and cold water in the following water installations
Maximum lift height: 4m
Permissible liquid temperature: + 2 °C to + 110 °C
Maximum operating pressure: 10 bar
Power consumption: 5-45 watts
Pump maximum noise level: less than 43 dB(A)
Warranty: 5 years
| Class | A |
| Weight [ kg ] | 2.1 |
| Height [ mm ] | 180 |
| Thread diameter [ inch ] | 6⁄4'' |
| Max. working temperature [ °C ] | 110 |
| Max. operating pressure [ bar ] | 2 |
| Max. operating pressure [ bar ] | 10 |
| Insulation | YES |
| Mains voltage [ V ] | 230 |
| Warranty | 5 years |
| Max. lift height [ m ] | 6 |
ℹ️ Viewed reviews are moderated. We do not verify that they come from customers who have purchased the product.
















