pH Sensors and Probes

 

Sensors & Probes for pH and ORP measurement


Elevate your pH and ORP measurements with Hach®'s line of trusted pH sensors and probes. Our patented diff erential electrode measurement technique guarantees precision and reliability, minimizing downtime and maintenance compared to traditional pH sensors and probes. By seamlessly integrating with Claros, Hach's revolutionary Water Intelligence System, our pH sensors gain real- time access to instrument data and process management — anytime, anywhere.

pH Sensors with Less Maintenance

We built our pH sensors to minimize the dilution of internal standard cell solution. This results in a longer- lasting pH sensor that you can trust.

pH Probes and Sensors Made to Last

Because of our unique replaceable salt bridge design, you can trust our pH sensors to last for longer in harsh process conditions.

Buy a pH Probe You Can Trust

Utilizing patented and innovative technologies, our pH probes are trusted by many industry professionals for their accuracy and reliability.

Explore pH and ORP Products

Differential pH Sensors

pH Sensors

Hach's range of differential pH instruments solutions increase measurement accuracy and eliminate sensor ground loops.


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Differential ORP Sensors

ORP Sensors

Online process ORP sensors from Hach provide greater reliability, resulting in less downtime and maintenance.


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pH and ORP Standards

PH7.0.

Hach offers an array of cell and calibration for pH and ORP sensors.


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Lab and Portable pH Sensors

Lab and Portable pH Sensors

In addition to our online pH  sensors, Hach offers a variety of  portable and laboratory devices for  both pH and ORP. .


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Your selection

  • Online Sensors and Controllers
  • pH & ORP Sensors

Market Class

Parameter

Product Type

Product Sub-Type

Application

Topic Detail

Method/Technology

Method Number

Location

Industry

Hach Online Process ORP Sensor - General Purpose Analog Insertion Mount ORP Sensor
RD2P5A50
$1,821.00
Hach Online Process ORP Sensor - General Purpose Analog Insertion Mount ORP Sensor
RD2P5
$1,317.00
Hach Online Process ORP Sensor - Speciality Analog ORP Sensor
RD1R6
$1,266.00
Hach Online Process ORP Sensor - Speciality Analog Insertion Mount ORP Sensor
RD2P6
$1,403.00
Hach pHD Online Process pH Sensor - General Purpose pH Sensor
PD1P1A15P1S1N
$1,669.00
Hach pHD Online Process pH Sensor - pH Sensor for HF Resistance, Low pH
PD1P3A30
$1,857.00
Hach pHD Online Process pH Sensor - pH Sensor for Low pH
PD1R3A25
$1,486.00
Hach pHD Online Process pH Sensor - General Purpose Insertion Mount pH Sensor
PD2P1A15P2S1N
$1,814.00
Hach pHD Online Process pH Sensor - General Purpose Insertion Mount pH Sensor
PD2P1A30
$1,683.00
Hach pHD Online Process pH Sensor - General Purpose Insertion Mount pH Sensor
PD2P1A50
$1,439.00
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