Grundfos ALPHA1 GO 25-60 130 Circulator Pump

The Grundfos ALPHA1 GO 25-60 130 circulator pump is a versatile and efficient solution for heating installations and closed-loop hot water systems. It is designed for both quick replacements and new installations, offering an optimal balance between hydraulic performance and energy consumption.

It features a permanent magnet motor with integrated electronics that automatically adapts its operation to the actual needs of the system, reducing power consumption and improving thermal comfort.

Main Features

• High energy efficiency with EEI ≤ 0.20.
• Automatic speed control for dynamic flow adjustment.
• Designed for direct replacement of standard circulator pumps.
• Quiet and reliable operation.
• Integrated electronics for easy start-up.
• Robust construction for continuous use.

Hydraulic Data

• Maximum head: 6 m.
• Nominal diameter: DN 25.
• Maximum working pressure: 10 bar.
• Suitable for heating and cooling circuits.

Electrical Data

• Power supply: 1~ 230 V, 50/60 Hz.
• Power consumption: approx. 4–45 W.
• Protection rating: IPX4D.

Dimensions and Weight

• Installation length: 130 mm.
• Weight: approx. 2 kg.

Recommended Applications

• Radiator heating systems.
• Underfloor heating installations.
• Closed-loop HVAC equipment.
• Replacement of old circulator pumps with immediate efficiency improvement.

Installation Notes

• Install according to the indicated flow direction.
• Not suitable for potable water systems.
• Follow the manufacturer's recommendations for optimal performance.