Grundfos 99490917, ALPHA2 26-99 SU, Stainless Steel Union Circulator Pump with with Terminal Box and User Interface, 115 Volts, 1 Phase, 1-1/4" Pipe Connection, 26 GPM Max, 42 ft Max Head
GRUNDFOS ALPHA2
ALPHA2 - how to set it up - YouTube
An introduction to the ALPHA2 control modes | Grundfos
ALPHA2 | Grundfos
Grundfos ALPHA2 Series 15-55F Cast Iron Circulator Pump with Terminal Box - 99163903 - Ferguson
Grundfos ALPHA2 15-55F Cast Iron Circulator Pump with Ternimal Box 99163903 - The Home Depot