Industrial Copper Terminations
Ring Terminals
Ring terminals provide secure wire-to-stud electrical connections for industrial and automotive applications.
Choose by application for a faster starting point, or browse product families to compare related series.
Choose by Application
Start with the connection, installation, or performance requirement that best matches your project.
PVC-Insulated Ring Terminals
For general wiring with PVC insulation and standard conductor sizes.
ExploreNon-Insulated Ring Terminals
Bare copper terminals for direct crimp connections and general-purpose wiring.
ExploreHeavy-Duty Ring Terminals
For industrial loads up to 215A and conductors up to 1/0 AWG.
ExploreHigh-Current Ring Terminals
For large conductors up to 4/0 AWG and current requirements up to 300A.
ExploreFilters
Browse Ring Terminal Types
Each family groups multiple related models. Open a family to compare specifications and available options.
Top Ring Terminal Products
Standard Range Non-Insulated Ring Terminals (TO Type #2 to 3/4")
Everyday electrical essentials. Readily available for general wiring and light-duty applications. Perfect for standard terminal replacements.
Medium Range Non-Insulated Ring Terminals (TO Type 3/8" to 1/2")
Stepping up the power. Balanced performance for automotive and marine power distribution. Mid-range availability for professional projects.
Heavy Duty Non-Insulated Ring Terminals (TO Type #8 to 15/16")
Built for high-load industrial environments. Engineered with thicker copper for maximum reliability. Available via bulk commercial procurement.
Heavy Duty High-Current Non-Insulated Ring Terminals (TO Type 1/4" to 15/16")
Our ultimate power solution. Supporting up to 300A and massive 4/0 AWG cables with stud sizes up to 15/16". Designed exclusively for heavy industrial grids and heavy-machinery power inputs. Available for enterprise contract supply and custom volume sourcing only.
Ultra High-Current Power Lugs (TO Type g5 Series)
Designed for high-current power transmission and large cable connections, these heavy-duty ring terminals support industrial electrical systems requiring reliable conductivity, mechanical strength, and long-term connection stability.
Industrial Grid Grade Extreme Power Lugs (TO Type g6 Series)
Designed for high-current power transmission and large cable connections, these heavy-duty ring terminals support industrial electrical systems requiring reliable conductivity, mechanical strength, and long-term connection stability.
Standard Range 90 Degree Non-Insulated Ring Terminals (TO Type #4 to 3/4")
Everyday electrical essentials. Readily available for general wiring and light-duty applications. Perfect for standard terminal replacements.
Heavy Duty Range 90 Degree Non-Insulated Ring Terminals (TO Type #8 to 1/2")
Engineering Guide
Ring Terminals Design Guide
What Are Ring Terminals?
Ring terminals provide a dependable solution for connecting wires to studs or terminals, ensuring a strong mechanical and electrical bond in various environments.
Key Features
Strong and vibration-resistant connection
High conductivity copper construction
Available in insulated and non-insulated types
Corrosion-resistant plating options
Wide range of wire sizes and stud diameters
Available Types
| Type | Material | Insulation | Typical Use |
|---|---|---|---|
| PVC | Copper | PVC | General wiring |
| Nylon | Copper | Nylon | Higher temperature |
| Bare | Copper | None | Industrial |
| Heavy Duty | Copper | None | High Current |
Applications
Ring terminals are used to create secure wire-to-stud connections in control panels, automotive wiring, and power distribution systems.
Selection Guide
Choosing the right ring terminal ensures optimal performance and safety in your electrical system.
Technical FAQ