Keller Surface Level Sensor

Keller PR-46 X Surface Level Sensor for accurate measurement of surface water. This Swiss made sensor combines high precision and reliability. Accuracy as a result of a ceramic measuring cell for low pressure ranges and µP-electronics for level monitoring. 10 m of Kevlar Cable is supplied with every sensor. Also Keller PR-46 X sensors are compatible with Van Walt telemetry. Therefore Keller PR-46X water level sensors deliver high accuracy for surface water level monitoring. So is a the preferred choice for monitoring surface water. High precision and reliability from Europe’s leading manufacturer of pressure transducers.

Contact Van Walt


  • Compatible with Van Walt telemetry (vanwaltCONNECT; vanwaltDataHub & vanwaltDataSlave)
  • Supplied with 10 m of vented Kevlar Cable so no barometric compensation required
  • Available from stock with Modbus connection
  • High accuracy
  • Manufactured according to ISO 9001:2008
  • Precise ceramic measuring cell
  • Outstanding reliability
  • Easy to deploy
  • Easy to use
  • Other connection protocols available
  • An intrinsically safe option is available for explosion exposed areas
  • Un-rivalled quality and performance that is synonymous with Swiss engineering.

Keller Surface Level Sensor Equipment Options:


  • Waste Water applications
  • High accuracy flood monitoring
  • Long term water level & temperature monitoring
  • Tidal studies
  • Watershed, drainage basin and recharge areas
  • Stream gauging, lake levels and reservoirs
  • Wetlands and storm water run-off monitoring
  • Environmental monitoring
  • Surface water discharge measurement
  • Aquifer level monitoring
  • Aquifer storage & recovery



Have a question for Van Walt?

Please complete the form below; a member of our team will contact you shortly

Oops! Something went very wrong. Please refresh and try again...