Alpha2

The Grundfos ALPHA2 domestic circulator offers the best energy efficiency in the market with its range of control modes and simple hydronic balancing.

FAQ

Troubleshooting

Videos

Alarm codes
Product Number

Alarm codes

Code	Description
E1	Pump blocked
E2	Inadequate power supply
E3	Internal error
E4	Dry running

Product Number

Number	Description
95047500	ALPHA2 25-40 180 1x230V 50Hz 6H
95047501	ALPHA2 25-40 A 180 1x230V 50Hz 6H
95047503	ALPHA2 25-40 130 1x230V 50Hz 6H
95047504	ALPHA2 25-60 180 1x230V 50Hz 6H
95047505	ALPHA2 25-60 A 180 1x230V 50Hz 6H
95047506R	ALPHA2 25-60 N 180 1x230V 50Hz 6H
95047507	ALPHA2 25-60 130 1x230V 50Hz 6H
95047508	ALPHA2 15-40 130 1x230V 50Hz 6H
95047512	ALPHA2 32-40 180 1x230V 50Hz 6H
95047513	ALPHA2 32-60 180 1x230V 50Hz 6H
95047524	ALPHA2 15-60 130 1x230V 50Hz 6H
95047533	ALPHA2 25-50 180 1x230V 50Hz 6H
95047560	ALPHA2 L 15-40 130 1x230V 50Hz 6H
95047561	ALPHA2 L 25-40 130 1x230V 50Hz 6H
95047562	ALPHA2 L 25-40 180 1x230V 50Hz 6H
95047563	ALPHA2 L 25-60 130 1x230V 50Hz 6H
95047564	ALPHA2 L 25-60 180 1x230V 50Hz 6H
96984037	ALPHA2 L 15-60 130 1x230V 50Hz 6H
97687890	ALPHA2 20-40 N 150 1x230V 50Hz 6H DE
97925502	ALPHA2 25-40 180 1x230 50Hz 6H A/CH
97925504	ALPHA2 25-40 A 180 1x230V 50Hz 6H A/CH
97925505	ALPHA2 25-40 N 180 1x230V 50Hz 6H A/CH
97925510	ALPHA2 25-40 130 1x230V 50Hz 6H A/CH
97925522	ALPHA2 25-60 180 1x230V 50Hz 6H A/CH
97925523	ALPHA2 25-60 A 180 1x230V 50Hz 6H A/CH
97925530	ALPHA2 25-60 N 180 1x230V 50Hz 6H A/CH
97925541	ALPHA2 25-60 130 1x230V 50Hz 6H A/CH
97925542	ALPHA2 15-40 130 1x230V 50Hz 6H A/CH
97925543	ALPHA2 32-40 180 1x230V 50Hz 6H A/CH
97925546	ALPHA2 32-60 180 1x230V 50Hz 6H A/CH
97925548	ALPHA2 15-60 130 1x230V 50Hz 6H A/CH
97993153	ALPHA2 15-40 130 1x230V 50Hz 6H AT/CH
97993154	ALPHA2 15-60 130 1x230V 50Hz 6H AT/CH
97993155	ALPHA2 25-40 130 1x230V 50Hz 6H AT/CH
97993156	ALPHA2 25-60 130 1x230V 50Hz 6H AT/CH
97993157	ALPHA2 25-40 180 1x230V 50Hz 6H AT/CH
97993158	ALPHA2 25-40 A 180 1x230V 50Hz 6H AT/CH
97993159	ALPHA2 25-60 180 1x230V 50Hz 6H AT/CH
97993160	ALPHA2 25-60 A 180 1x230V 50Hz 6H AT/CH
97993161	ALPHA2 32-40 180 1x230V 50Hz 6H AT/CH
97993162	ALPHA2 32-60 180 1x230V 50Hz 6H AT/CH
97993163	ALPHA2 25-40 N 130 1X230V 50HZ 6H
97993164	ALPHA2 25-60 N 130 1X230V 50HZ 6H
97993165	ALPHA2 25-40 N 180 1X230V 50HZ 6H
97993166	ALPHA2 25-60 N 180 1X230V 50HZ 6H
97993167	ALPHA2 32-40 N 180 1X230V 50HZ 6H
97993168	ALPHA2 32-60 N 180 1X230V 50HZ 6H
97993192	ALPHA2 15-40 130 1x230V 50Hz 6H
97993194	ALPHA2 15-60 130 1x230V 50Hz 6H
97993196	ALPHA2 25-50 130 1x230V 50Hz 6H
98104202	ALPHA2 L 25-40 130 1x230V 50Hz 6H A/CH
98104203	ALPHA2 L 25-40 180 1x230V 50Hz 6H A/CH
98104205	ALPHA2 L 25-60 130 1x230V 50Hz 6H A/CH
98104206	ALPHA2 L 25-60 180 1x230V 50Hz 6H A/CH
98104207	ALPHA2 L 32-40 180 1x230V 50Hz 6H A/CH
98104210	ALPHA2 L 32-60 180 1x230V 50Hz 6H A/CH
98288740	ALPHA2 L 25-40 N 180 1x230V 50Hz 6H A/CH
98288742	ALPHA2 L 25-60 N 180 1x230V 50Hz 6H A/CH
98288743	ALPHA2L 20-45 N 150 1x230V 50Hz 6H AT/CH
98649756	ALPHA2 25-80 130 1x230V 50Hz 6H AT/CH
98649760	ALPHA2 25-80 180 1x230V 50Hz 6H AT/CH
98676769	ALPHA2 15-80 130 1x230V 50Hz 6H AT/CH
98676781	ALPHA2 32-80 180 1x230V 50Hz 6H AT/CH
98676788	ALPHA2 25-80 N 130 1X230V 50HZ 6H
98676789	ALPHA2 25-80 N 180 1X230V 50HZ 6H
98676790	ALPHA2 32-80 N 180 1X230V 50HZ 6H
99260497	ALPHA2 25-40 180 1x230V 50Hz 6H DACH
99261679	ALPHA2 15-40 130 1x230V 50Hz 6H DACH
99261696	ALPHA2 15-60 130 1x230V 50Hz 6H DACH
99261699	ALPHA2 15-80 130 1x230V 50Hz 6H DACH
99261701	ALPHA2 25-40 130 1x230V 50Hz 6H DACH
99261724	ALPHA2 25-60 130 1x230V 50Hz 6H DACH
99261726	ALPHA2 25-80 130 1x230V 50Hz 6H DACH
99261727	ALPHA2 25-40 A 180 1x230V 50Hz 6H DACH
99261730	ALPHA2 25-60 180 1x230V 50Hz 6H DACH
99261732	ALPHA2 25-80 180 1x230V 50Hz 6H DACH
99261734	ALPHA2 25-60 A 180 1x230V 50Hz 6H DACH
99261735	ALPHA2 32-40 180 1x230V 50Hz 6H DACH
99261737	ALPHA2 32-60 180 1x230V 50Hz 6H DACH
99261738	ALPHA2 32-80 180 1x230V 50Hz 6H DACH
99411116	ALPHA2 15-80 130 1x230V 50Hz 6H