Ohaus CT20B ST Starter Series Replacement ST20C-B & ST20T-B Electrode

Starter pen meters provide what should be expected of a small, economical pen meter: simple, fast, straightforward, no-frills operation time and time again.

With durable ABS housing, a protective sensor cap, and automatic shutdown feature that preserves battery life, Starter pen meters can endure consistent use in rugged environments.

This replacement CT20B ST electrode is compatible with the following models...

• Ohaus ST20C-B Starter Series Water Conductivity Analysis Pen Meter
• Ohaus ST20T-B Starter Series Complete TDS Water Analysis Pen Meter