• Description

Grundfos CU302 SQE Pump Controller w/40-100PSI Sensor UL

Constant pressure control for SQE series deep well submersible pumps with Bluetooth interface & Grundfos GO app connectivity (MI 301 not required) - enables constant pressure selection/functionality, displays settings and other data.
This module turns the SQE pump On or Off and regulates speed (to match selected pressure setting) by means of the transducer pressure sensor, which has 1/2" NPT connection and is installed into a tee fitting connected in-line to the well water pipe.
Compatible with all SQE pumps - both 115V and 230V (200-240V).


Features:

  • Includes pressure sensor
  • Designed for use specifically with Grundfos SQE series deep well pumps
  • Universal compatibility with both 115V and 230V models
  • Enables constant pressure control/selection feature on SQE pumps
  • Combines wiring box, control module and status display into a single unit
  • LED indicators for selected pump pressure, pump status, alarms/warnings, etc.
  • Pump and control can be used with a smaller (2.0 gal) well expansion tank, allowing for a more compact installation
  • Bluetooth enabled, allows connection to the system via Grundfos GO app (no need for MI 301 remote)


Technical Specifications:

  • Electrical Data: 90-240V, 60 Hz, 12.5 Amps
  • Enclosure Type: 1/3R raintight
  • Connection: 1/2" NPT, Threaded (Transducer)
  • UL Variant


Warranty:
30 months from the date of manufacture / 24 months from date of installation

Frequently Asked Questions

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May 18, 2025
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Off grid Kit • Dec 21, 2025
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