Holders and fittings from M4 Knick provide safety and convenience when it comes to measuring pH, ORP, dissolved oxygen and conductivity.

The product range extends from immersion, inline and flow-through fittings, retractable fittings up to fully automated calibration and cleaning systems.

Canadian Registration Numbers (CRN) are available for several models to complement M4 Knick’s certified sensors.


Our team knows all of our partners, products, and systems like the back of their hand. Our experts can guide you through our expansive product offering, creating the best possible analytical instrumentation solution for your needs.