High-Performance Dissolved Oxygen Analyzers for all Budgets

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Centro, Inc. is an Authorized Distributor of Waltron Water Analyzers

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Waltron's latest product offerings provide robust, reliable, and near-maintenance-free options. They utilize luminescent technology and touchscreen controls to deliver high accuracy and long-term stability compared to traditional dissolved oxygen sensing technologies. The result is cost and time savings for our customers. 

Waltron provides water and steam quality analyzers for the Power Generation, Petrochemical, Pulp and Paper, Water/Wastewater, Semiconductor, and Environmental industries with affordable solutions that are easy to use. 

Luminescent Dissolved Oxygen Sensors & Systems

The 9165S Luminescent Dissolved Oxygen Smart Sensor

The 9165S Sequenced Luminescent Dissolved Oxygen System

The 9165 Luminescent Dissolved Oxygen Analyzer 

"It’s so reliable that I actually forgot where it was installed"

- Pulp and Paper Mill Instrumentation Manager

Solutions for All Budgets

Are you worried that Luminescent Dissolved Technology is out of your budget? Don't be. Between the 9165S LDO Smart Sensor, 9165S Sequenced LDO, and 9165 LDO models, the best Dissolved Oxygen Analyzer technology is within reach. 


Complete touchscreen control with sample point labeling. 


Up to four sample streams on one electronics platform.


Excellent results are independent of sample flow rate.


Simple system setup, operation, and no sensor maintenance.


No calibration or service for one to two years.


Independent configuration of ranges, alarms, and reading outputs.

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25 Minneakoning Road, Suite 101

Flemington, NJ 08822 USA

Main: +1 908-534-5100

Fax: +1 908-534-5546


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