Grundfos CIU 903 Interface Unit for SQFlex
CIU903 SQFlex is designed to work directly with the SQFlex pump and is a combined monitoring, control and communication unit for the SQFlex pump. CIU 903 enables monitoring with Grundfos GO. Moreover, the CIU 903 enables connection of a start/stop switch, level switch and pulsating water meter.