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Item #:
137860903
Install Bay Copper Ring Terminal 6 Gauge 3/8 Inch 25 Pack - CUR638
Item #:
137860903
AUD 33
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Imported from USA store
QTY:
Order now and get it around Sunday, August 30
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What Stands Out
High Conductivity
Designed for optimal electrical conductivity, these copper ring terminals ensure minimal resistance for superior performance in various applications, providing reliable connections that enhance efficiency.
Durable Construction
Crafted from quality copper, these terminals are resistant to corrosion and wear, ensuring long-lasting durability that withstands harsh environments, perfect for automotive and marine use.
Versatile Fit
With a 3/8 inch hole size, this 25 pack is ideal for a wide range of 6 gauge wires, offering flexibility and convenience for both DIY enthusiasts and professionals seeking reliable connections.
Product Details
| Connector Type | Ring |
| Terminal | Ring Terminal |
| Temperature Rating | 221 degree celsius |
| Connector Gender | Male |
| Contact Material | Copper |
| Insulation Material Type | Non-Insulated |
| Material Type | Copper |
| Gauge | 6.0 |
| Stud Size | 3/8 Inch (96.5 cm) |
| Color | yellow |
| Brand Name | Install Bay |
| Model | CUR638 |
| Number of Items | 1 |
| Global Trade Identification Number | 00086429165421 |
| Part Number | CUR638 |
| Unit Count | 25.0 Count |
| Manufacturer | Metra Electronics Corp |
| UPC | 086429165421 |
| Item Weight | 0.2 Pounds (90 grams) |
| Item Type Name | Ring Terminals Copper |
| Included Components | Ring Terminals Copper |
| Insulation Material | Non-Insulated |
Who Should Buy?
-
Electrical Technicians
Ideal for professionals in need of reliable connections for wiring, ensuring durability and minimal resistance.
-
DIY Enthusiasts
Great for hobbyists and home projects requiring secure electrical connections, perfect for various electrical applications.
-
Car Enthusiasts
Perfect for automotive applications, providing strong connections for battery and wiring upgrades in vehicles.
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Low Voltage Applications
Not suitable for very low voltage systems where smaller gauge terminals are more appropriate and cost-efficient.
Product Description
Install Bay Copper Ring Terminal 6 Gauge 3/8 Inch 25 Pack - CUR638
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What material are Copper Ring Terminals made from?
Answer: Copper ring terminals, like the CUR638, are made from high-quality copper. This material is chosen for its excellent electrical conductivity, which ensures efficient power transfer. Copper also has good corrosion resistance, which makes these terminals durable even in challenging environments. Whether you're working on automotive wiring, audio installations, or home electrical projects, choosing copper terminals guarantees a reliable connection that minimizes energy loss. -
Question:
What is the purpose of using 6 Gauge Copper Ring Terminals?
Answer: 6 gauge copper ring terminals are designed for secure electrical connections in various applications, particularly where high current flow is required. The larger gauge allows for safe conducting of significant electrical loads, making them ideal for car batteries, commercial electronics, or industrial machinery. By using these terminals, you ensure a stable connection that prevents overheating and reduces the risk of electrical failure, especially in high-demand scenarios. -
Question:
How do I properly install Copper Ring Terminals?
Answer: To install copper ring terminals, first, strip about 1/2 inch of insulation from the wire using a wire stripper. Then, insert the exposed wire into the copper terminal's barrel and use a crimping tool to securely compress the terminal onto the wire. Ensure the connection is tight to prevent any accidental disconnection. Finally, attach the ring terminal to a mounting point using a bolt or screw. Proper installation is crucial for a reliable and safe electrical connection. -
Question:
Can Copper Ring Terminals be used in outdoor settings?
Answer: Yes, copper ring terminals can be used in outdoor settings, but it is essential to consider environmental factors. While copper is naturally corrosion-resistant, it can tarnish over time. For outdoor applications, it’s advisable to use terminals with a protective coating or to apply dielectric grease to the connections. This protects against moisture and reduces the chances of oxidation. Ideal use cases include outdoor lighting, automotive installations, and battery connections in open-air environments. -
Question:
What should I consider when choosing the size of the ring terminal?
Answer: When selecting the size of a ring terminal, consider both the wire gauge and the mounting hole size. For the CUR638, a 6 gauge wire is compatible with a 3/8 inch mounting hole, providing a secure fit for various applications. It’s crucial to match the terminal size to your specific needs to ensure efficient electrical connectivity and proper fitment with screws or bolts. This alignment prevents signal loss and enhances overall performance in your projects. -
Question:
How many Copper Ring Terminals come in the CUR638 pack?
Answer: The CUR638 pack contains 25 copper ring terminals. This quantity is ideal for both small projects and larger installations, allowing you to have sufficient terminals on hand for various applications. Whether you’re doing frequent upgrades to your electrical systems or need replacements, this pack ensures you have enough terminals to complete your tasks without the hassle of placing multiple orders. -
Question:
Are Copper Ring Terminals suitable for automotive applications?
Answer: Absolutely! Copper ring terminals are highly suitable for automotive applications due to their high conductivity and reliability. When connecting components like batteries, sensors, and aftermarket audio systems, using a quality copper terminal ensures a secure and stable connection. This helps in reducing energy loss and improving overall performance in your vehicle's electrical system, making them a preferred choice for car enthusiasts and professionals alike. -
Question:
Is there a specific tool required for working with Copper Ring Terminals?
Answer: Yes, a crimping tool is essential when working with copper ring terminals. This tool ensures that the terminal is securely attached to the wire, providing a strong electrical connection. Additionally, wire strippers may be needed to properly prepare the wire by stripping away the insulation. Using the right tools guarantees that you achieve a proper installation, which is crucial to prevent loose connections that can lead to malfunctioning in electrical circuits. -
Question:
What are the key advantages of using copper over aluminum for ring terminals?
Answer: The main advantages of using copper over aluminum for ring terminals include superior conductivity, durability, and corrosion resistance. Copper conducts electricity more efficiently, resulting in less voltage drop across connections. It also boasts higher tensile strength, which enhances physical durability. These qualities make copper ring terminals like the CUR638 particularly beneficial in applications involving heavy current loads, such as automotive and industrial settings, where reliability is paramount. -
Question:
Where can I buy Copper Ring Terminal 6 Gauge 3/8 Inch 25 Pack - CUR638 in Australia?
Answer: You can purchase the Copper Ring Terminal 6 Gauge 3/8 Inch 25 Pack - CUR638 from Ubuy in Australia. Ubuy offers a diverse selection of electrical components, making it a reliable source for all your wiring needs. With convenient options for delivery, Ubuy ensures you can access this product and other accessories easily, allowing you to complete your projects without delay.
Install Bay Ring Editorial Review
** Copper Ring Terminal 6 Gauge 3/8 Inch 25 Pack - CUR638** The Copper Ring Terminal 6 Gauge 3/8 Inch pack has garnered positive feedback for its high-quality Construction and reliability in various applications. Users have Consistently praised the connectors for their robust metal composition, which outperforms lower-quality options that are prone to cracking and splitting. Many reviewers noted that the terminals are easy to crimp, yielding professional-looking results, especially when heat shrink is added for insulation. The terminals have proven versatile, being used in a variety of scenarios such as solar installations and trolling motor setups, indicating that they can handle moderate electrical loads effectively. However, some users expressed concerns about the thickness of the ring part of the terminals. A few found them to be somewhat flimsy under high stress, suggesting that they may not be the best choice for applications requiring extreme durability or flexibility. Despite these criticisms, the overall reception indicates that these terminals serve well within their intended use, providing a good value for Consumers. Some users also highlighted a preference for a thicker design, demonstrating that while they appreciate the product's quality, there is room for improvement in terms of structural integrity. **
Customer Reviews & Ratings
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Pros
- High-quality metal Construction preventing cracking or splitting.
- Easy to crimp, resulting in professional-looking connections.
- Versatile for various applications, including solar installations and trolling motors.
- Generally well-received as a reliable product.
Cons
- Ring part may be too thin to withstand high stress.
Platform Trust & Buyer Confidence
CJ
Chris
Verified buyer
“Promt delivery. Seems like a good product.”
22 July 2026 · via Trustpilot
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Scott
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“It was the best service ever received by any company from my online shopping experience in the last 10yrs”
11 July 2026 · via Trustpilot
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Terri
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“so easy to order delivery was way earlier than i expected”
3 July 2026 · via Trustpilot
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Gavin
Verified buyer
“Very impressed with the speed at which I received my package from the United States to Australia. Highly recommended.”
21-Jul-26 · via Trustpilot
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Jeannie
Verified buyer
“Very efficient service. Hassle-free. Excellent product. Have ordered several times.”
17-Jul-26 · via Trustpilot
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AUD 33
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