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Copper CNC Machined Dual Terminal Block
Designed for power connection and current transmission applications, these components feature dual threaded ports and integrated mounting bases, ensuring reliable electrical conductivity, secure mechanical fastening, and stable performance in high-power electrical systems, industrial equipment, and energy distribution setups.
- Material: Oxygen-Free Copper (C1100)
- Machining Process: CNC Milling, Drilling, Tapping, Surface Finishing
- Key Features: High electrical conductivity, dual threaded ports, integrated mounting structure
- Typical Applications: Power Distribution, Industrial Equipment, Renewable Energy, Electrical Control Systems
- Tolerance: ±0.02 mm
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At KT, we specialize in precision CNC machining of high-conductivity metal components, including copper terminals, busbars, and electrical connection parts. With extensive experience in non-ferrous metal processing, we deliver parts that meet strict requirements for electrical performance, dimensional accuracy, and surface quality. Our one-stop service covers material selection, process optimization, multi-axis CNC machining, quality inspection, and packaging, supporting customers in the electrical, energy, and automation industries.
Product & Process Overview
These copper dual terminal blocks are critical components for establishing secure, low-resistance electrical connections in power systems.
- Dual threaded ports enable simultaneous connection of two power lines, improving installation efficiency and space utilization
- Integrated mounting holes allow secure fixation to equipment panels or busbars, preventing loosening under vibration
- Oxygen-free copper material ensures excellent electrical conductivity and thermal performance, minimizing energy loss during current transmission
- The complete machining process includes:
- CNC milling of the main body and port structures
- Precision drilling and tapping of threaded connection holes
- Drilling of mounting holes and deburring
- Surface cleaning and anti-oxidation treatment
Product Specification
| Item | Specification |
|---|---|
| Material | Oxygen-Free Copper (C1100) |
| Machining Process | CNC Milling, Drilling, Tapping |
| Key Tolerance | ±0.02 mm |
| Thread Type | Custom metric thread (as required) |
| Surface Finish | Machined smooth finish, optional anti-oxidation coating |
| Application Type | Power connection, current transmission |
Applications
- Power Distribution Systems: Terminal blocks for switchgear, distribution boxes, and busbar connections
- Industrial Equipment: Power input/output terminals for motors, inverters, and control panels
- Renewable Energy: Connection components for solar inverters, wind power converters, and energy storage systems
- Electrical Control Systems: High-current terminals for PLC cabinets, automation control panels
Advantages
✅ Superior Electrical Conductivity: Oxygen-free copper material ensures minimal electrical resistance, reducing energy loss during current transmission.
✅ Secure Connection Design: Deep threaded ports provide strong clamping force for cables, preventing loosening and ensuring stable long-term operation.
✅ Excellent Thermal Performance: Copper's high thermal conductivity efficiently dissipates heat generated during high-current operation, avoiding overheating.
✅ High Precision Machining: CNC-controlled processes ensure accurate thread sizes, hole positions, and flat surfaces, enabling reliable assembly and alignment.
✅ Corrosion Resistance: Optional anti-oxidation surface treatment prevents copper oxidation, maintaining long-term conductivity and appearance.
✅ Versatile Installation: Integrated mounting holes support flexible installation on various equipment panels and busbar structures.
