The JUMO "Heavy Duty" pH electrode records the pH value of water and aqueous media. The rugged industrial electrode is designed for the most demanding applications with increased dirt and toxic loads as well as oily media.Advantages:stable and reliable measured values low maintenance and robustextended service lifeSelected version:PT1000 temperature sensorVarioPin electrode head (always required for versions with temperature sensor)PTFE ring diaphragmInsertion length 120mm (standard)Type code (can also be found on your electrode): 201021/10-12-04-18-120/841Features: for industrial applications; also in heavy-duty and hygienic version for demanding processes; integrated temperature sensorApplication range:  process measurement; high temperature applications; suspensions; electroplating; lacquers; waste water; ultrapure water; water; always contaminated media; hygienic and sterile applications; boiler feed water If you require other versions of this electrode, please use our configurator and configure the suitable electrode for you. You can download the JUMO data sheet just below our text. You will find our configurator on page 6 of the data sheet. Please note that the delivery time for freely configured electrodes is 5 to 6 weeks.

If you are looking for a pH electrode for high-temperature process conditions and value HT glass, high-temperature gel, a zirconium dioxide diaphragm, and a reliable standard version without additional options, this JUMO tecLine variant is a strong choice. JUMO tecLine pH electrode with glass shaft, high-temperature gel, 1x zirconium dioxide diaphragm, Pg13.5 screw head and 120 mm immersion length This JUMO tecLine pH electrode is designed for demanding pH measurements at elevated continuous temperatures. It is particularly suitable for processes where standard electrodes are exposed to higher thermal stress and therefore require a specially designed solution. With HT glass, high-temperature gel, and a zirconium dioxide diaphragm, this version is ideal for applications where temperature resistance and reliable measurement performance are essential. Technical data Basic type: glass shaft Active element: HT glass Measuring range: pH 0 to 14 Temperature range: 0 to +135 °C Diaphragm: 1 x zirconium dioxide Electrical connection: Pg13.5 screw head (S8) Reference system: high-temperature gel, sealed, cartridge reference system Immersion length: 120 mm Advantages and special features A key advantage of this electrode is its design for temperatures up to +135 °C. This makes it particularly suitable for applications where pH measurement must remain reliable not only under standard conditions but also in warm or continuously hot processes. The HT glass is designed for the full pH range from 0 to 14 and specifically developed for high-temperature applications. This makes the electrode a durable solution for thermally demanding environments. Why choose this electrode? This version is especially suitable for processes operating at elevated continuous temperatures, where a standard pH electrode would not be sufficient. The high-temperature gel and sealed cartridge reference system are specifically designed for these conditions, ensuring stable and long-lasting performance. The zirconium dioxide diaphragm further enhances measurement stability and complements the robust overall design. With the Pg13.5 screw head (S8) and 120 mm immersion length, the electrode can be integrated into many common measuring setups. As this version is supplied without additional type extensions, it is particularly suitable for users seeking a clearly defined high-temperature standard solution without extra features. Typical applications processes with elevated continuous temperatures sterilization applications measuring points requiring reliable pH monitoring under thermally demanding conditions fluoride-containing media up to 1000 mg HF/l

If you are looking for a pH electrode for hot process conditions and value HT glass, hole diaphragm, high-temperature gel, and a salt reservoir, this JUMO tecLine version is an excellent choice. JUMO tecLine pH electrode with glass shaft, high-temperature gel, hole diaphragm, Pg13.5 screw head, 120 mm and salt reservoir This tecLine pH electrode is designed for demanding pH measurements at elevated continuous temperatures. It is particularly suitable for processes where standard electrodes are exposed to higher thermal stress and therefore require a specially designed solution. The combination of HT glass, high-temperature gel, hole diaphragm, and salt reservoir makes this version especially relevant for applications where high temperatures and more challenging media occur together. Technical data Basic type: glass shaft Active element: HT glass Measuring range: pH 0 to 14 Temperature range: 0 to +135 °C Diaphragm: hole diaphragm, gel made of polymerized solid electrolyte (“diaphragm-less”) Electrical connection: Pg13.5 screw head (S8) Reference system: high-temperature gel, sealed, cartridge reference system Immersion length: 120 mm Type extension: salt reservoir (837) Advantages of this version A key advantage of this electrode is its suitability for temperatures up to +135 °C. This makes it especially relevant when pH measurements must remain reliable not only under normal conditions but also in permanently hot or thermally demanding processes. The HT glass is designed for the full pH range from 0 to 14 and is specifically developed for high-temperature applications. This makes the electrode a suitable solution for thermally demanding industrial processes. Why choose this electrode? This version is particularly suitable when, in addition to temperature resistance, a robust solution for more demanding media is required. The hole diaphragm with gel made of polymerized solid electrolyte is designed for applications where conventional diaphragms may clog or become contaminated more quickly. This ensures reliable operation even under difficult conditions. The salt reservoir is an additional advantage when longer service life is required, especially in challenging processes. The high-temperature gel and sealed cartridge reference system complete this robust, process-ready design. With the Pg13.5 screw head (S8) and 120 mm immersion length, the electrode can be integrated into many standard measuring setups. The combination of high-temperature resistance, clog-resistant diaphragm design, and salt reservoir makes this version particularly suitable for applications where both temperature and media place higher demands on the electrode. Typical applications processes with elevated continuous temperatures sterilization applications measuring points requiring reliable pH monitoring under thermally demanding conditions fluoride-containing media up to 1000 mg/l HF

If you are looking for a pH electrode for process conditions with warm ambient temperatures and value HT glass, a hole diaphragm, integrated Pt100, VP connection, and salt reserve, this JUMO tecLine version is an excellent choice. JUMO tecLine pH electrode with glass shaft, high-temperature gel, hole diaphragm, VarioPin (VP) plug head Pg13.5, 120 mm, salt reserve, and integrated Pt100 (Order code: 201025/51-22-04-22-120/837) This JUMO tecLine pH electrode is designed for demanding pH measurements at elevated continuous temperatures. It is particularly suitable for applications where the sensor must not only reliably detect the pH value but also operate stably over the long term under thermally demanding conditions. Thanks to the combination of HT glass, high-temperature gel, hole diaphragm, salt reserve, and integrated Pt100, this version is tailored for demanding process conditions and is far more than a simple standard electrode. Technical data Basic type: Glass shaft Active part: HT glass Measuring range: pH 0 to 14 Temperature range: -5 to +135 °C Diaphragm: Hole diaphragm, gel made of polymerized solid electrolyte (“diaphragm-free”) Electrical connection to electrode: VarioPin (VP) plug head Pg13.5 Reference system: High-temperature gel, sealed, cartridge reference system Temperature sensor: Integrated Pt100 Installation length: 120 mm Additional features: Salt reserve Your advantages with this version of the JUMO tecLine pH electrode A key advantage of this version lies in its design for temperatures up to +135 °C. This is exactly why it is particularly interesting for processes in which conventional electrodes reach their limits more quickly. The HT glass is designed for a measuring range from pH 0 to pH 14 and is therefore suitable for applications where reliable measurements are required even at higher temperatures. This makes the electrode especially attractive for users looking for a durable solution for thermally demanding processes. Why should you choose this JUMO electrode? This version is particularly useful when several requirements must be fulfilled simultaneously: high temperature resistance, robust design for more difficult media, longer service life, and integrated temperature measurement. The hole diaphragm with gel made of polymerized solid electrolyte is particularly interesting for applications in which conventional diaphragms can become contaminated or clogged more quickly. The salt reserve additionally supports a longer service life. The integrated Pt100 is a clear advantage when the temperature needs to be measured directly at the measuring point, for example for temperature compensation or additional temperature monitoring within the process. The connection side is also designed for professional use. The VarioPin (VP) plug head Pg13.5 enables a suitable and clean connection to compatible measuring technology. With an installation length of 120 mm, the electrode is suitable for many common measuring points. Together with the sealed high-temperature gel and the cartridge reference system, this results in a well-designed version for processes where reliability, temperature resistance, and robust measurement technology are required. Typical areas of application Processes with higher continuous temperatures Sterilization applications Measuring points where the pH value must be reliably monitored even under thermally demanding conditions Media containing fluoride up to 1000 mg HF/l Order code: 201025/51-22-04-22-120/837

If you are looking for a redox electrode designed for challenging media, robust process conditions, and a durable long-life configuration, this JUMO tecLine version is an excellent choice. JUMO tecLine redox electrode with glass shaft, platinum tip, PTFE ring, Pg13.5 screw head (S8), 120 mm and salt reservoir This redox electrode is designed for demanding redox measurements in water and aqueous media. It is particularly suitable for applications where the sensor must operate reliably under more difficult process conditions. The combination of glass shaft, platinum tip, PTFE ring diaphragm, Pg13.5 screw head (S8), 120 mm immersion length, and salt reservoir makes this version suitable for professional use in contaminated media and significantly more robust than basic standard solutions. Technical data Basic type: glass shaft Active element: platinum tip Redox measuring range: ±2000 mV Temperature range: -5 to +90 °C Diaphragm: PTFE ring Electrical connection: Pg13.5 screw head (S8) Reference system: cartridge reference system Immersion length: 120 mm Type extension: salt reservoir Advantages and special features A key advantage of this version is its suitability for media containing dirt, solid particles, or oil-based components that can interfere with measurement. The PTFE ring diaphragm is specifically designed for such demanding conditions and offers advantages over more sensitive standard diaphragm designs. This makes the electrode particularly attractive for users who require a reliable and durable redox measurement solution in industrial environments. Why choose this electrode? This version is especially suitable when the measuring point must remain reliable even in difficult media conditions. The platinum tip is designed for redox measurements up to ±2000 mV and is suitable for a wide range of industrial applications. The glass shaft provides a proven and process-suitable design, while the salt reservoir can help extend service life in low-conductivity media. This is particularly beneficial in applications where frequent maintenance or replacement is not desirable. The Pg13.5 screw head (S8) ensures compatibility with many standard measurement systems. With a 120 mm immersion length, the electrode fits into a wide range of common installation situations. Combined with the cartridge reference system, this results in a well-designed solution for processes requiring robust redox measurement and reliable long-term operation. Typical applications industrial wastewater treatment general process monitoring electroplating industry paper industry beverage industry oily wastewater, suspensions, paints, and media with solid particles fluoride-containing media up to 1000 mg/l HF