Questions? +32 460 226 991 (English). EU-wide delivery!

Grundfos ALPHA SOLAR 25-75 180 Electronic Circulating Pump (98989300)

Grundfos ALPHA SOLAR 25-75 180 Electronic Circulating Pump (98989300)

Product code: 98989300
EAN : 5712604776674
Manufacturer code: 98989300
Warranty: 2 years

High-efficiency circulation pump for solar systems with PWM control, easy installation, and low energy consumption. More information

Delivery

Delivery to Belgium (days are avarages)

FedEx:
2.7 workdays € 7,02

Bpost HD (Home Delivery):
4.4 workdays € 11,12

BPost - PP (Pick-up Point):
3.9 workdays € 10,39

FedEx Priority:
1.7 workdays € 17,18

DHL Express:
1.2 workdays € 22,99

DHL Express: 1.2 workdays, € 22,99
In stock 3 pcs

Parameters and catalogs

Building length	180 mm
Connection Type	External thread
Power Supply	230 VAC
Pressure	10 bar
Pump bore	DN 25
Pump connection size	1 1/2"
Pump flow rate	1.85 m³/h
Pump head	3,285 m
Temperature	2...110 °C
Weight	2.37 kg

Installation guide download

Download PDF

Catalog sheet download

Download PDF

Grundfos ALPHA SOLAR 25-75 180 is a highly efficient pump designed for integration into solar systems with closed or constant flow. Thanks to ECM motor technology and PWM signal support, it achieves optimized operation with minimal energy consumption. In the absence of a PWM signal, the pump can be set to constant speed.

ALPHA SOLAR is a completely maintenance-free, quiet, and easy-to-install pump with a robust cast iron construction and composite impeller. It is an ideal choice for solar water heating in residential and commercial installations.

Main Features

Compatibility with PWM control for optimized operation
Option to set constant speed
Low energy consumption (EEI 0.20)
Maintenance-free design
Simple and quick installation

Technical Specifications

Parameter	Value
Pump Head	3.285 m
Power Supply	230 VAC
Pump Flow	1.85 m³/h
Building Length	180 mm
Pump Bore	DN 25
Liquid Temperature	2...110 °C
Pressure	10 bar
Connection Type	External Thread
Pump Connection Size	1½″