Specialty / Other Electrodes and Electrode Materials
Last Updated: April 1, 2025
Description
Specialty and other electrodes and electrode materials are designed to perform specific functions in various electrochemical processes. These electrodes are crafted from materials that exhibit high electrical conductivity, chemical stability, and rapid electron transfer capabilities. They are often used in environments that require precise control over electrochemical reactions, ensuring low background current and stable performance over a wide range of conditions.
Working Principle
Specialty electrodes work by facilitating electron transfer between the electrode and the analyte in a solution. This is achieved through the electrode's surface, which is often pretreated to enhance its activity. The pretreatment process conditions the surface morphology and microstructure, promoting rapid reaction kinetics and low background current. These electrodes are useful because they provide reliable and reproducible measurements, which are critical in electroanalytical applications.
Applications
Specialty electrodes find applications in various fields. For example, furnace electrodes are used in arc furnaces to heat and melt metals or ceramics by striking an arc between the electrodes and the furnace load material. Ion selective electrodes are employed in measuring specific ions in aqueous, non-aqueous, or dry samples, with applications in environmental monitoring and biological analysis. Mixed metal oxide (MMO) electrodes are used in electrochlorination processes due to their catalytic properties and corrosion resistance.
Advantages over other Electrodes and Electrode Materials
Specialty electrodes offer several advantages over standard electrodes. For instance, mixed metal oxide electrodes provide superior corrosion protection and catalytic efficiency in electrolysis reactions compared to traditional metal electrodes. Ion selective electrodes offer high specificity and sensitivity for detecting particular ions, which is advantageous in applications requiring precise ion measurements. Additionally, furnace electrodes made from carbon-based materials can withstand extremely high temperatures, making them ideal for industrial heating applications.
Limitations
Despite their advantages, specialty electrodes have limitations. For example, toroidal electrodes, while useful in avoiding contact with the sample solution, are typically less sensitive than contact-type electrodes. The cost of materials such as platinum or other precious metals used in some specialty electrodes can also be a limiting factor, making them expensive for large-scale applications.
Considerations
When selecting specialty electrodes, several factors should be considered. Initial costs can be high, especially for electrodes made from precious metals or those requiring complex fabrication processes. Operating expenses may also be significant due to the need for regular maintenance and potential replacement of electrodes in harsh environments. Durability and accuracy are critical, as electrodes must maintain their performance over time without significant degradation. Replacement and maintenance costs should be factored into the overall cost of ownership, as some electrodes may require frequent calibration or replacement to ensure accurate measurements.
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 16. Crimp Type : Indent Crimp. Interface Plating : Palladium Nickel (PdNi). Mating Pin Diameter : 1.59 MM [.062 INCH ]. Terminal Type : Pin. Typical... [See More]
- Plating / Coating: Palladium Nickel (PdNi)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 20. Crimp Type : Indent Crimp. Interface Plating : Nickel (Ni). Mating Pin Diameter : 1 MM [.04 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Nickel; Nickel (Ni)
- Length: 0.7110
- Type: Contact
- Applications: Motor or Generator
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 20. Crimp Type : Indent Crimp. Interface Plating : Gold (Au). Mating Pin Diameter : 1 MM [.04 INCH ]. Terminal Type : Pin. Typical Current Rating (AMP)... [See More]
- Plating / Coating: Gold; Gold (Au)
- Length: 0.7201
- Type: Contact
- Applications: Motor or Generator
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 16. Crimp Type : Indent Crimp. Interface Plating : Nickel (Ni). Mating Pin Diameter : 1.59 MM [.062 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Nickel; Nickel (Ni)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 16. Crimp Type : Indent Crimp. Interface Plating : Gold (Au). Mating Pin Diameter : 1.59 MM [.062 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Gold; Gold (Au)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 20. Crimp Type : Indent Crimp. Interface Plating : Nickel (Ni). Mating Pin Diameter : 1 MM [.04 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Nickel; Nickel (Ni)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 20. Crimp Type : Indent Crimp. Interface Plating : Gold (Au). Mating Pin Diameter : 1 MM [.04 INCH ]. Terminal Type : Pin. Typical Current Rating (AMP)... [See More]
- Plating / Coating: Gold; Gold (Au)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 4. Crimp Type : Indent Crimp. Interface Plating : Nickel (Ni). Mating Pin Diameter : 5.7 MM [.225 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Nickel; Nickel (Ni)
- Length: 1.03
- Type: Contact
- Applications: Motor or Generator
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 8. Crimp Type : Indent Crimp. Interface Plating : Nickel (Ni). Mating Pin Diameter : 3.61 MM [.142 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Nickel; Nickel (Ni)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 12. Crimp Type : O-Crimp. Interface Plating : Nickel (Ni). Mating Pin Diameter : 2.4 MM [.094 INCH ]. Terminal Type : Pin. Typical Current Rating (AMP)... [See More]
- Plating / Coating: Nickel; Nickel (Ni)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 12. Crimp Type : Indent Crimp. Interface Plating : Nickel (Ni). Mating Pin Diameter : 2.4 MM [.094 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Nickel; Nickel (Ni)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 16. Crimp Type : Indent Crimp. Interface Plating : Nickel (Ni). Mating Pin Diameter : 1.59 MM [.062 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Nickel; Nickel (Ni)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 16. Crimp Type : Indent Crimp. Interface Plating : Gold (Au). Mating Pin Diameter : 1.59 MM [.062 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Gold; Gold (Au)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 20. Crimp Type : Indent Crimp. Interface Plating : Gold (Au). Mating Pin Diameter : 1 MM [.04 INCH ]. Terminal Type : Pin. Typical Current Rating (AMP)... [See More]
- Plating / Coating: Gold; Gold (Au)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 20. Crimp Type : Indent Crimp. Interface Plating : Tin (Sn). Mating Pin Diameter : 1 MM [.04 INCH ]. Terminal Type : Pin. Typical Current Rating (AMP)... [See More]
- Plating / Coating: Tin; Tin (Sn)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 16. Crimp Type : Indent Crimp. Interface Plating : Nickel (Ni). Mating Pin Diameter : 1.5 MM [.062 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Nickel; Nickel (Ni)
- Length: 0.8098
- Type: Contact
- Applications: Motor or Generator
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 16. Crimp Type : Indent Crimp. Interface Plating : Gold (Au). Mating Pin Diameter : 1.5 MM [.062 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Gold; Gold (Au)
- Length: 0.8209
- Type: Contact
- Applications: Motor or Generator
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 12. Crimp Type : Indent Crimp. Interface Plating : Palladium Nickel (PdNi). Mating Pin Diameter : 2.4 MM [.094 INCH ]. Terminal Type : Pin. Typical... [See More]
- Plating / Coating: Palladium Nickel (PdNi)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Screw Machine. Contact Size : Size 16. Interface Plating : Nickel (Ni). Mating Pin Diameter : 1.59 MM [.063 INCH ]. Terminal Type : Pin. Typical Current Rating (AMP) : 13. [See More]
- Plating / Coating: Nickel; Nickel (Ni)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 16. Crimp Type : Indent Crimp. Interface Plating : Nickel (Ni). Mating Pin Diameter : 1.5 MM [.06 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Nickel; Nickel (Ni)
- Applications: Motor or Generator
- Type: Contact
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 16. Crimp Type : Indent Crimp. Interface Plating : Nickel (Ni). Mating Pin Diameter : 1.5 MM [.062 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Nickel; Nickel (Ni)
- Length: 1.89
- Type: Contact
- Applications: Motor or Generator
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 16. Crimp Type : Indent Crimp. Interface Plating : Gold (Au). Mating Pin Diameter : 1.5 MM [.062 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Gold; Gold (Au)
- Length: 1.89
- Type: Contact
- Applications: Motor or Generator
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 16. Crimp Type : Indent Crimp. Interface Plating : Nickel (Ni). Mating Pin Diameter : 1.5 MM [.062 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Nickel; Nickel (Ni)
- Length: 1.89
- Type: Contact
- Applications: Motor or Generator
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 16. Crimp Type : Indent Crimp. Interface Plating : Gold (Au). Mating Pin Diameter : 1.5 MM [.062 INCH ]. Terminal Type : Pin. Typical Current Rating... [See More]
- Plating / Coating: Gold; Gold (Au)
- Length: 1.89
- Type: Contact
- Applications: Motor or Generator
from TE Connectivity
Contact Features. Contact Fabrication : Solid. Contact Size : Size 12. Crimp Type : Indent Crimp. Interface Plating : Palladium Nickel (PdNi). Mating Pin Diameter : 2.4 MM [.094 INCH ]. Terminal Type : Pin. Typical... [See More]
- Plating / Coating: Palladium Nickel (PdNi)
- Applications: Motor or Generator
- Type: Contact
from Plansee SE
Glass melting electrodes must withstand extremely high temperatures and aggressive glass melts. Molybdenum from Plansee is the right material for these challenging conditions. Melting point of 2 620 °C (4 748 °F). Outstanding creep resistance. High dimensional stability. Excellent corrosion... [See More]
- Plating / Coating: SIBOR®
- Shape / Form: Custom / Application Specific; Rod Stock (optional feature)
- Material: Molybdenum
- Applications: Glass Melting
from Utmel Electronic Limited
1.5MM SFC,CONTACT [See More]
- Plating / Coating: Gold; Gold
- Type: Contact
from Utmel Electronic Limited
369 3 WAY REC, NO CONTACTS, SKT [See More]
- Plating / Coating: Gold; Gold
- Type: Contact
from Utmel Electronic Limited
AMP Power 15 Series 16-20 AWG Discrete Wire Crimp Closed Barrel Contact [See More]
- Plating / Coating: Silver; Silver
- Material: Cu
- Type: Contact
from Utmel Electronic Limited
AMPHENOL ICC - 7111S2015X02LF - Memory Socket, FCI S20 Series, SIM Socket, 6 Contacts, Copper Alloy, Gold Plated Contacts [See More]
- Plating / Coating: Tin
- Material: Cu
- Type: Contact
from Utmel Electronic Limited
B24 series Contact Insert,24P+E, Rated At 16A, 500 V [See More]
- Plating / Coating: Silver; Silver
- Material: Cu
- Type: Contact
from Utmel Electronic Limited
BATT CONTACT CLIP AA SOLDER LUG [See More]
- Plating / Coating: Tin
- Material: Brass
- Type: Contact
from Utmel Electronic Limited
BATT CONTACT SPRING MULTI 2 CELL [See More]
- Plating / Coating: Nickel; Nickel
- OD / Width: 0.6600
- Type: Contact
from Utmel Electronic Limited
BATTERY CONTACT NEGATIVE PC T/H [See More]
- Plating / Coating: Tin
- Type: Contact
from Utmel Electronic Limited
BATTERY CONTACT SOLID A PC PIN [See More]
- Plating / Coating: Tin
- Length: 0.1559
- Type: Contact
- OD / Width: 0.3799
from Utmel Electronic Limited
BATTERY CONTACT SPRING AA 2 CELL [See More]
- Plating / Coating: Nickel; Nickel
- Type: Contact
from Utmel Electronic Limited
BATTERY CONTACT SPRING SMD TAB [See More]
- Plating / Coating: Tin
- Material: Brass
- Type: Contact
from Utmel Electronic Limited
Circular MIL Spec Contacts MIL-DTL-38999 III QUADRAX SKT CONTACT [See More]
- Plating / Coating: Gold; Gold
- Material: Cu
- Type: Contact
from Utmel Electronic Limited
Circular MIL Spec Contacts SZ 20 CONTACT [See More]
- Plating / Coating: Gold; Gold
- Type: Contact
from Utmel Electronic Limited
CONTACT BATTERYY AAA/N SMD [See More]
- Plating / Coating: Tin
- Type: Contact
from Utmel Electronic Limited
CONTACT BLADE SCKT PWR 8-10AWG [See More]
- Plating / Coating: Lead, Metal, Tin
- Type: Contact
from Utmel Electronic Limited
CONTACT FLAT FLEX SOCKET GOLD [See More]
- Plating / Coating: Gold; Gold, Tin
- Length: 0.4669
- Type: Contact
from Utmel Electronic Limited
CONTACT GOLD PIN 24-26AWG [See More]
- Plating / Coating: Gold; Gold
- Material: Brass
- Type: Contact
from Utmel Electronic Limited
CONTACT LH 22-18 012TPBR [See More]
- Plating / Coating: Tin
- Material: Brass
- Type: Contact
- Length: 0.6000
from Utmel Electronic Limited
CONTACT PIN .062 WIREWRAP TIN [See More]
- Plating / Coating: Tin
- Material: Brass
- Type: Contact
- Length: 1.49
from Utmel Electronic Limited
CONTACT PIN 16-20AWG SZ16 CRIMP [See More]
- Plating / Coating: Gold; Gold
- Material: Cu
- Type: Contact
from Utmel Electronic Limited
Contact PIN Crimp ST Cable Mount [See More]
- Plating / Coating: Gold; Gold
- Material: Brass
- Type: Contact
from Utmel Electronic Limited
Contact PIN Crimp ST Cable Mount Loose Piece [See More]
- Plating / Coating: Tin
- Material: Brass
- Type: Contact
- Length: 1.08
from Utmel Electronic Limited
Contact PIN Crimp ST Cable Mount Reel [See More]
- Plating / Coating: Gold; Gold, Tin
- Type: Contact
from Utmel Electronic Limited
Contact PIN Crimp ST Cable Mount Reel [See More]
- Plating / Coating: Tin
- Material: Brass
- Type: Contact
- Length: 0.6614
from Utmel Electronic Limited
Contact PIN Crimp ST Cable Mount Strip [See More]
- Plating / Coating: Tin
- Material: Brass
- Type: Contact
- Length: 1.14