Water & Waste Water 

Control Systems

P.O. Box 318, Towanda, IL 61776 | 815-515-9599

Reliable and durable, STELTEC's ORP and pH sensors ensure stable and dependable operation of your controller.  Sensors may be configured for either submersion or inline installations.  

ORP and pH Sensors

STELTEC also carries:


  • Sensor Wash Systems which integrate fully into HL Series Controllers
  • Sensor Clean Solution
  • Buffer Solution for sensor calibration

Sensors & Accessories

Other Accessories