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3230 Industrial Way, SW | Suite B | Snellville, GA 30039       (800) 474-2490



EON’s handheld water quality Meters are convenient and portable! Browse our selection of Pen-Type water quality meters below – whether you’re measuring single or multiple parameters, these products provide portability, ease of use and affordability you need to get the job done right. Each of our pen-type meters has specific features that accommodate the parameters you are testing! All have the Xylem/YSI quality known throughout the industry.

Questions? Call 1-800-474-2490 or request a free quotation for our hand-held water testers!

Pen-Type  Conductivity & Temperature Meters
Availability: In Stock

The YSI EcoSense Pen-Style Conductivity & Temperature meter is waterproof and can be operated with one hand. It has a graphic user interface for ease of use, and a "hold" feature to lock the reading on the display. This meter displays conductivity or TDS and temperature and auto-ranges over both units. Use 1 or 2 point calibration. The electrode is user replaceable. Field reliable with over 200 hours of operation on a set of batteries and a 1-year instrument warranty (6-month electrode...

Pen-Type  pH & Temperature Meters
Availability: In Stock

The YSI EcoSense Pen-Style pH and Temperature meter can be operated with one hand. It has a graphic user interface for ease of use, and a 50 data-set memory. No field worries with over 200 hours of operation on a set of batteries a 1-year instrument warranty and 6-month electrode warranty. The electrode is replaceable too! Specifications • PH Range 0.00 to 14.00 units • Resolution 0.01 units • Accuracy ±0.1 unit within 10 °C of calibration, ±0.2 unit within 20 °C • Temperature Range 0.0...

Pen-Type ORP & Temperature Meters
Availability: In Stock

The YSI EcoSense Pen-Style ORP & Temperature meter can be operated with one hand. It has a graphic user interface for ease of use, and a 50 data-set memory. Displays both, absolute and relative mV readings. The electrode is easily replaceable. No field worries as this meter is waterproof, has over 200 hours of operation on a set of batteries, and is covered by a 1-year instrument warranty (6-month electrode warranty). Features • IP-67 waterproof housing • 1-year instrument warranty • Automatic...