Grundfos SQ Flex/PV On-Off Control Box


SQ Flex/PV system power supply switch


SQ Flex/PV On-Off Control Box

The IO 50 SQFlex switch box is made for solar-powered SQFlex systems and is an on/off switch for the system power supply. In addition, the IO 50 functions as a connection point for all necessary cables. It is a great interface between a solar array and the pump to allow you to turn off the high voltage array when working on the pump.

By means of the on/off switch, it is possible to:

  • start/stop the pump
  • reset alarms


  • DC: Maximum 300 V, PE.
  • AC: Maximum 254 V, 50/60 Hz, PE.
  • Maximum current 8.4 A.
  • Ambient temperature  -30 °C to 50 °C.
  • Enclosure class NEMA 3R or IP55.

4″ x 6″ x 4.5″

Weight 1 lb

Additional information

Weight 1 lbs

IO 50

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