ALPHA1 for maximum reliability at affordable cost

The ALPHA1 is a robust and high-efficiency canned rotor circulator pump from Grundfos offering basic functionality. Perfect for new installations, the ALPHA1 is also the ideal choice for replacement of old, inefficient circulators in heating applications.

Built to provide maximum reliability throughout its long service life, the affordable ALPHA1 features integrated differential-pressure control and has durable ceramic bearings and shaft, as well as corrosion-resistant stainless-steel components.