Flow, pH & Conductivity Meters, Transmitters & Controllers

Centro offers a wide range of flow, pH, and conductivity meters, transmitters, and controllers to meet the demands of various industrial and commercial applications. From monitoring flow rates and maintaining chemical balance for fluid quality and consistency, our solutions are engineered for precision, reliability, and seamless integration. We provide products such as magnetic and ultrasonic flow meters, pH controllers, and conductivity transmitters designed to optimize performance in industries like water treatment, food and beverage, chemical processing, and pharmaceuticals.


Whether you need accurate measurements, durable equipment, or easy system integration, Centro has the expertise and products to support your operations. Explore our selection online or contact our team to find the right solution for your application and ensure peak system efficiency.

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The GF Signet 159300324 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,485.89

Available for Purchase

Subject to factory lead times

The GF Signet 159300325 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,623.89

Available for Purchase

Subject to factory lead times

The GF Signet 159300326 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,191.90

Available for Purchase

Subject to factory lead times

The GF Signet 159300327 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,281.90

Available for Purchase

Subject to factory lead times

The GF Signet 159300328 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,419.89

Available for Purchase

Subject to factory lead times

The GF Signet 159300329 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,518.89

Available for Purchase

Subject to factory lead times

The GF Signet 159300330 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,607.89

Available for Purchase

Subject to factory lead times

The GF Signet 159300331 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,746.89

Available for Purchase

Subject to factory lead times

The GF Signet 159300340 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$1,041.98

Available for Purchase

Subject to factory lead times

The GF Signet 159300341 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$1,164.98

Available for Purchase

Subject to factory lead times

The GF Signet 159300342 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$1,351.97

Available for Purchase

Subject to factory lead times

The GF Signet 159300343 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$95.00

Available for Purchase

Subject to factory lead times

The GF Signet 159300344 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$155.00

Available for Purchase

Subject to factory lead times

The GF Signet 159300345 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$62.00

Available for Purchase

Subject to factory lead times

The GF Signet 159300346 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$93.00

Available for Purchase

Subject to factory lead times

The GF Signet 159300347 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$162.00

Available for Purchase

Subject to factory lead times

The GF Signet 159300348 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$811.98

Available for Purchase

Subject to factory lead times

The GF Signet 159300360 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$3,930.91

Available for Purchase

Subject to factory lead times

The GF Signet 159300361 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$3,930.91

Available for Purchase

Subject to factory lead times

The GF Signet 159300362 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$5,399.87

Available for Purchase

Subject to factory lead times

The GF Signet 159300363 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$5,875.86

Available for Purchase

Subject to factory lead times

The GF Signet 159300364 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$5,389.87

Available for Purchase

Subject to factory lead times

The GF Signet 159300365 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$6,075.85

Available for Purchase

Subject to factory lead times

The GF Signet 159300366 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$7,650.81

Available for Purchase

Subject to factory lead times

The GF Signet 159300324 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,485.89

Available for Purchase

Subject to factory lead times

The GF Signet 159300325 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,623.89

Available for Purchase

Subject to factory lead times

The GF Signet 159300326 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,191.90

Available for Purchase

Subject to factory lead times

The GF Signet 159300327 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,281.90

Available for Purchase

Subject to factory lead times

The GF Signet 159300328 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,419.89

Available for Purchase

Subject to factory lead times

The GF Signet 159300329 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,518.89

Available for Purchase

Subject to factory lead times

The GF Signet 159300330 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,607.89

Available for Purchase

Subject to factory lead times

The GF Signet 159300331 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$4,746.89

Available for Purchase

Subject to factory lead times

The GF Signet 159300340 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$1,041.98

Available for Purchase

Subject to factory lead times

The GF Signet 159300341 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$1,164.98

Available for Purchase

Subject to factory lead times

The GF Signet 159300342 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$1,351.97

Available for Purchase

Subject to factory lead times

The GF Signet 159300343 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$95.00

Available for Purchase

Subject to factory lead times

The GF Signet 159300344 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$155.00

Available for Purchase

Subject to factory lead times

The GF Signet 159300345 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$62.00

Available for Purchase

Subject to factory lead times

The GF Signet 159300346 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$93.00

Available for Purchase

Subject to factory lead times

The GF Signet 159300347 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$162.00

Available for Purchase

Subject to factory lead times

The GF Signet 159300348 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$811.98

Available for Purchase

Subject to factory lead times

The GF Signet 159300360 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$3,930.91

Available for Purchase

Subject to factory lead times

The GF Signet 159300361 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$3,930.91

Available for Purchase

Subject to factory lead times

The GF Signet 159300362 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$5,399.87

Available for Purchase

Subject to factory lead times

The GF Signet 159300363 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$5,875.86

Available for Purchase

Subject to factory lead times

The GF Signet 159300364 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$5,389.87

Available for Purchase

Subject to factory lead times

The GF Signet 159300365 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$6,075.85

Available for Purchase

Subject to factory lead times

The GF Signet 159300366 is a Special/Accessory Item for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable various measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$7,650.81

Available for Purchase

Subject to factory lead times