4000 PH pH and ORP Analyzer

Streamline Water and Steam Monitoring with Waltron’s All-New pH/ORP Analyzers

Introducing the latest in a series of reliable and high-precision analyzers for the monitoring of pH and ORP (redox): the Waltron 4000 PH. Built and tested to the highest quality standards, this easy-to-use analyzer is the perfect tool to track pH and ORP in Ultra-Pure and General Purpose water.


  • Single-Channel pH/ORP for use with a wide range of glass and redox electrodes using Pt1000 or Pt100 Temperature compensation

  • Displays pH reading and electrode mV values

  • Easy to install and configure with two relays, two digital inputs, and two 4-20mA outputs

  • Durable 1/2-DIN IP66 NEMA 4X enclosure can be panel, surface, or pipe-mounted

  • Simple, intuitive menu, with soft-touch buttons and a large, clear LCD backlit display

  • The instrument can be adjusted in off-line mode

  • Choice of 12-30VDC or 90-265VAC versions

Technical Documents

  • Coming Soon!