The Grundfos Alpha2 15-50/60 Domestic Circulator Pump is a single phase domestic circulator pump. The Grundfos ALPHA2 range of domestic circulator pumps combine a simple design, EuP energy efficiency and Grundfos AUTOADAPT technology, allowing simple, quick setup and installation. The integrated control panel has a range of options, allowing the user to change the mode of operation between fixed speed, constant pressure and proportional pressure modes. The inline distance between the ports is 130mm, allowing easy replacement of older pumps with the same measurement. The pump is also available with an optional insulation shell to further enhance energy efficiency, preventing heat loss.