Technical dimensions schematic of the heavy-duty online ORP probe, detailing the 160mm overall length and standard 3/4 inch NPT installation threads.

Industrial plastic ORP sensor featuring a rugged nylon fiberglass body for continuous wastewater redox monitoring.

Close-up of the 99.99% pure platinum redox electrode and tetrafluoro salt bridge, highlighting the clog-free dual liquid junction design.

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LT4100S Plastic Shell Platinum ORP Electrode for Wastewater

Durable industrial plastic shell ORP electrode with 99.99% pure platinum, ensuring highly stable redox monitoring for wastewater treatment plants.

● High-Purity Platinum Measurement: Utilizes a 99.99% pure platinum sheet and a highly stable reference electrode to ensure precise and reliable redox potential readings across a massive measurement range (-2000mV to 2000mV).
● Durable Corrosion-Resistant Shell: The main body is constructed from nylon mixed with fiberglass, providing exceptional resistance to chemical corrosion and extreme temperatures in harsh industrial conditions.
● Advanced Anti-Fouling Structure: Features a specialized tetrafluoro salt bridge combined with a dual liquid junction design. This prevents contamination and significantly extends the sensor’s service life in complex media.
● IP68 Waterproof Submersion: Fully sealed and waterproofed to strict IP68 standards, guaranteeing safe and continuous online monitoring in domestic sewage, industrial wastewater, and municipal water treatment facilities.

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Rugged Plastic Body ORP Probe Details

The Plastic Shell Platinum ORP Electrode for Wastewater is engineered for industrial facilities and municipal plants seeking reliable continuous redox monitoring. Featuring a 99.99% pure platinum sheet and a fiberglass-reinforced nylon body, it resists severe chemical corrosion and ensures highly stable measurements from -2000mV to 2000mV. Its advanced dual liquid junction and tetrafluoro salt bridge design prevents clogging, significantly reducing maintenance costs in complex domestic sewage and industrial wastewater treatment systems. With a compact 160mm length, standard 3/4″ NPT installation threads, and an IP68 rating, procurement managers can easily integrate this sensor into existing pipeline infrastructures.

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Wastewater ORP Electrode Technical Data Sheet

Measuring range:	-2000mV ~ +2000mV
Temperature range:	0~100°C
Pressure Rating:	0-3 Bar, 6 Bar MAX
Temp. compensation type:	NTC 2.252K / 5K /10K/22K/30K/ PT100/PT1000 (optionaI)
Slope:	95%
Response time:	<10S
Salt Bridge Type:	Porous ceramic core
Reference electrolyte:	PCG Polymer Gel (Standard Type)
Reference type:	dual-salt bridge reference
Installation thread:	Upper and down 3/4 “NPT thread
Housing material:	Nylon mixed with fiberglass
Insertion depth:	160mm
Cable connection:	integrated direct connection type

Online Redox Potential Sensor Application Areas

The LT4100S ORP sensor’s robust anti-fouling salt bridge and chemical-resistant shell make it uniquely suited for continuous monitoring across diverse and complex environments:

● Industrial Wastewater & Municipal Sewage Facilities: Engineered to withstand harsh chemical environments, the sensor provides reliable redox potential monitoring in highly corrosive industrial effluent and complex municipal domestic sewage. Its dual liquid junction design effectively prevents clogging in thick, dirty media.

● Commercial Aquaculture & Agriculture Systems: Provides highly stable oxidation-reduction metrics essential for environmental control. Its 99.99% high-purity platinum core ensures precise, long-term water quality tracking for large-scale agricultural irrigation and sensitive aquaculture breeding tanks.

● Water Treatment Equipment Integration: Serves as an ideal supporting component for automated purification and filtration systems. With its IP68 waterproof rating and standard NPT threads, procurement managers and engineers can seamlessly integrate this robust probe into pipeline structures and packaged water treatment equipment.

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Industrial Plastic ORP Sensor Features

The LT4100S delivers highly stable redox measurements across a broad measurement range, utilizing a premium 99.99% high-purity platinum sheet. Engineered for harsh industrial environments, its main body is constructed from a rugged nylon and fiberglass blend, providing exceptional resistance to extreme temperatures and chemical corrosion. Furthermore, the innovative tetrafluoro salt bridge combined with a dual liquid junction structure effectively prevents contamination, ensuring a long-lasting service life. With a certified IP68 waterproof rating, this sensor is perfectly suited for continuous online monitoring in various complex working conditions.

Wastewater Redox Electrode Customization Options

To meet the specific demands of diverse industrial facilities, this versatile ORP probe offers comprehensive expanding abilities. The standard housing material can be seamlessly upgraded to advanced polyphenylene sulfide (PPS) for maximum chemical resistance. For highly polluting media, the standard long path reference can be upgraded to a heavy-duty dual liquid connection reference system. Additionally, to accommodate deep wastewater tanks or remote installation setups, the maximum length of the integrated cable can be extended up to 60 meters.

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Reduce maintenance costs with our durable, clog-free LT4100S ORP sensors. Contact our engineering team today to request a free quote and technical data sheet!

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