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.

Flexible control settings

Nine control settings to choose from (three each for constant curve, constant pressure and proportional pressure modes), offering flexibility in your heating application.

Robust start-up: if the rotor is blocked, the pump automatically attempts a restart, swiftly breaking up any deposits of dirt or lime – without external interference.

Simple user interface and one-touch operation enables simple set-up, and the display shows power consumption and fault codes for easy trouble-shooting.

The ideal choice for replacement of old and inefficient circulators.

Affordable energy efficiency

See why the cost-efficient yet high-performing ALPHA1 is the ideal choice in applications where the well-known UPS has been used to fulfil basic circulator needs.

How to set up ALPHA1

Depending your application, ALPHA1 have various settings to choose from. Learn which one to choose

See how customers benefit from this product

When Grundfos is a part of the solution, you get reduced energy consumption, increased comfort and unsurpassed operational reliability. Read our customers' own stories about how they benefit from the Grundfos approach to intelligence, water and energy.

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