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(028) 6258 5368ORP electrode
The Etatron ORP electrode (ORP probe / Rx electrode) is a specialized sensor designed to measure oxidation-reduction potential (ORP) in water and industrial aqueous solutions. It plays a critical role in monitoring the oxidative/reductive capacity of process streams, automating disinfection control and chemical dosing in industrial water treatment systems. The product line offers two primary body materials: glass and polycarbonate (plastic), to meet a wide range of technical requirements in water supply treatment, wastewater management, and chemical processing.
PRODUCT FEATURES
- Dedicated electrode design engineered for precise ORP measurement in water supply treatment and chemical dosing systems.
- Two body material options: high-temperature-resistant glass and mechanically durable polycarbonate.
- Wide ORP measurement ranges up to ±1000 mV, suitable for diverse water treatment processes.
- Multiple connection interfaces, including integral cable, PG 13.5 threaded connection, or S7 connector.
- Seamless integration with ORP controllers, chemical dosing skids, and Etatron automated control systems.
- Industrial-grade design optimized for continuous online monitoring in harsh operating environments.
- Certified to international standards including CE mark and ISO 9001:2015.
SPECIFICATIONS
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ORP measuring range (Rx)
±1000 mV
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Body electrode type
Polycarbonate plastic / Glass
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Connection type
Cable / Screw connector PG 13,5 / Screwable connector S7
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Cable length
1 m / 6 m (depend on model)
5m (for glass body) -
Pressure
4 – 10 bar
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Temperature
60 – 130°C
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Suggested cable
Coaxial cable with screw connectors complete with BNC
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Coaxial cable length
0.5 m – 15 m
The ORP electrode probe offers flexible configuration options to meet the demands of water treatment skids and industrial process lines. Below are the device’s key technical specifications and primary applications.
1. Technical specifications of Etatron ORP measurement devices
Reviewing the Etatron ORP electrode sensor’s technical specifications helps plant operators select the right configuration for process pressure, fluid temperature, and chemical compatibility. Depending on the body material (glass or polycarbonate) and connection style, these industrial ORP electrodes meet rigorous measurement demands in water supply treatment and chemical feed systems.
RX glass body electrode
| TYPE | CONNECTION | PRESSURE | TEMPERATURE | CODE |
|---|---|---|---|---|
| Rx | Cable | 5.5 bar | 80°C | AEL0002303 |
| Rx | Cable | 5.5 bar | 80°C | AEL0002302 |
| Rx | Screw connector PG 13,5 | 5 bar | 80°C | AEL0008001 |
| Rx | Screw connector PG 13,5 | 6.8 bar | 100°C | AEL0004201 |
| Rx | Screw connector PG 13,5 | 10 bar | 130°C | AEL0004601 |
Plastic body RX electrode
| TYPE | CONNECTION | PRESSURE | TEMPERATURE | CODE |
|---|---|---|---|---|
| Rx | 6 m cable | 4 bar | 60°C | AEL0002003 |
| Rx | 1 m cable | 4 bar | 60°C | AEL0002002 |
| Rx | With screwable connector | 5.5 bar | 60°C | AEL0007801 |
2. Key advantages of Etatron ORP electrodes
Etatron ORP electrodes meet demanding requirements for continuous ORP measurement and dosing control. With robust construction and high compatibility with process transmitters, these electrodes deliver stable, reliable performance in challenging plant environments. Key benefits include:
- Accurate, stable ORP measurement: The purpose-built ORP electrode probe delivers high repeatability for monitoring oxidation-reduction reactions and controlling chemical injection.
- Versatile material selection: Available in high-temperature glass bodies and mechanically rugged polycarbonate to withstand diverse fluid characteristics.
- Broad operating range: A span of ±1000 mV supports a full spectrum of water supply treatment and chemical processing applications.
- Flexible connection interfaces: Offered with integral cables or standard PG 13.5 and S7 connectors for easy installation in flow-through cells or inline pipe tees.
- Etatron controller compatibility: Integrates natively with Etatron ORP/Redox controllers, dosing pumps, and automated control panels.
- Engineered for continuous duty: Durable sensor architecture designed for 24/7 online monitoring in heavy-duty industrial water systems.
- Global quality compliance: Manufactured under an ISO 9001:2015 quality management system and compliant with European CE safety standards.

3. International certifications for Etatron ORP/redox electrodes
Manufactured and quality-controlled to strict international standards, Etatron ORP/redox electrodes ensure operational safety and reliable signals in process plants. Certified compliance includes:
- CE mark: Confirms compliance with European Union health, safety, and electromagnetic compatibility (EMC) regulations.
- ISO 9001:2015: Ensures design, production, and quality-testing processes follow international quality management system frameworks.
4. Practical applications of Etatron ORP sensors
Owing to their stable signal output and seamless integration with dosing controller logic, Etatron ORP electrode sensors are widely applied across water treatment and industrial processes:
- Water supply treatment and wastewater management: Real-time monitoring of redox levels in raw water treatment, municipal supply, wastewater treatment plants (WWTP), and oxidation/disinfection steps (e.g., chlorination, ozonation, dechlorination).
- Chemical dosing control: Automated feedback loop control for feeding oxidizing or reducing agents (such as sodium hypochlorite, sodium bisulfite, or permanganate) to maintain precise reaction stoichiometry.
- Automated process systems: Direct signal coupling with chemical metering pumps and ORP controllers within fully automated B2B process skids.

5. Authorized genuine Etatron ORP electrodes suppliers
ATS Water Technology is a leading distributor of genuine Etatron ORP electrodes and ORP controllers in Vietnam, catering to industrial water supply treatment and chemical dosing applications. Our product portfolio includes glass-body and plastic-body ORP/redox electrodes paired with compatible transmitter displays, complete with verified technical datasheets and part numbers.
Leveraging extensive engineering experience in industrial instrumentation and water supply treatment systems, ATS Water Technology guarantees authentic products, complete documentation (CO/CQ), and expert application engineering support. We help clients select the optimal ORP electrode model, connection style, and control interface for their specific field conditions, ensuring long-term measurement stability and operational reliability.
ATS WATER TECHNOLOGY CO., LTD
- Head office: 54/18 Bui Quang La, An Hoi Tay Ward, HCMC, Vietnam
- Branch office: 77 DHT10B, Dong Hung Thuan Ward, HCMC, Vietnam
- Consultation and support: (028) 6258 5368 – (028) 6291 9568
- Email: info@atswatertechnology.com
- Social media: Facebook | LinkedIn | YouTube
- Quick contact: Zalo Official | Telegram | WhatsApp
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