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 SFMT015 is a Paddlewheel Flow Sensor for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable flow measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$580.48$654.00

You save 11%
Available for Purchase

Subject to factory lead times

The GF Signet SFMT020 is a Paddlewheel Flow Sensor for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable flow measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$671.02$756.00

You save 11%
Available for Purchase

Subject to factory lead times

The GF Signet SFMTF030 is a Paddlewheel Flow Sensor for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable flow measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$1,759.19$1,982.00

You save 11%
Available for Purchase

Subject to factory lead times

Van London - DOM-G001-KIT ODO Meter + DOGB Probe w/case. ODO Meter and Process Sensor with Carrying Case, Including 6 AAA Batteries and Metal Guard

$1,227.20

Available for Purchase

Subject to factory lead times

Van London - DOM-L001-KIT ODO Meter + DOL2 Probe w/case. ODO Meter and Laboratory Sensor with Carrying Case, Including 6 AAA Batteries

$992.88

Available for Purchase

Subject to factory lead times

The GF Signet SFMT015 is a Paddlewheel Flow Sensor for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable flow measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$580.48$654.00

You save 11%
Available for Purchase

Subject to factory lead times

The GF Signet SFMT020 is a Paddlewheel Flow Sensor for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable flow measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$671.02$756.00

You save 11%
Available for Purchase

Subject to factory lead times

The GF Signet SFMTF030 is a Paddlewheel Flow Sensor for industrial process measurement and control. This product is designed for use in water treatment, chemical processing, and related industrial applications requiring reliable flow measurement. It is compatible with the GF Signet product ecosystem and meets industrial standards for performance and durability.

$1,759.19$1,982.00

You save 11%
Available for Purchase

Subject to factory lead times

Van London - DOM-G001-KIT ODO Meter + DOGB Probe w/case. ODO Meter and Process Sensor with Carrying Case, Including 6 AAA Batteries and Metal Guard

$1,227.20

Available for Purchase

Subject to factory lead times

Van London - DOM-L001-KIT ODO Meter + DOL2 Probe w/case. ODO Meter and Laboratory Sensor with Carrying Case, Including 6 AAA Batteries

$992.88

Available for Purchase

Subject to factory lead times