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2170070 Cembre A2-M4 COPPER TERMINAL
Cembre 2170070 A2-M4 non-insulated electrolytic copper ring terminal for 10 mm² conductors with M4 stud connection.
£0.4224
Why Choose the Cembre 2170070 A2-M4 Ring Terminal?
The Cembre 2170070 A2-M4 is a premium non-insulated copper ring terminal engineered to provide secure, low-resistance electrical terminations in industrial and commercial electrical installations. Manufactured from high-purity electrolytic copper and finished with electrolytic tin plating, it delivers excellent conductivity, corrosion resistance and long-term mechanical reliability for demanding applications.
As part of the trusted Cembre A-M Series, the A2-M4 terminal features an annealed seamless copper barrel with a chamfered cable entry and inspection hole. These features simplify conductor insertion, improve crimp quality and reduce the risk of conductor strand damage during installation, ensuring consistent electrical performance.
Designed for 10 mm² copper conductors with an M4 fixing stud, the Cembre 2170070 is widely used in control panels, switchgear, industrial machinery, OEM equipment and general electrical installations where dependable bolted cable terminations are essential.
Key Advantages
- Premium non-insulated copper ring terminal.
- Suitable for 10 mm² copper conductors.
- M4 stud connection for secure bolted terminations.
- Manufactured from 99.9%+ electrolytic copper.
- Electrolytic tin plating improves corrosion resistance.
- Inspection hole confirms correct conductor insertion.
- Annealed barrel ensures reliable compression crimping.
Key Features
- Manufacturer: Cembre.
- Series: A-M Copper Ring Terminals.
- Alternative Part: A2-M4.
- Supports 10 mm² copper conductors.
- M4 fixing hole.
- Electrolytic copper construction.
- Electrolytic tin-plated finish.
- Designed for professional compression crimping.
Reliable Electrical Connections for Industrial Installations
Cembre A-M Series terminals are engineered to provide dependable, low-resistance electrical connections across industrial applications. The annealed copper construction improves crimp performance while the electrolytic tin-plated finish protects against oxidation and corrosion for long service life.
The chamfered barrel and inspection hole simplify installation and enable consistent, professional-quality cable terminations, making these terminals a preferred choice for panel builders, electrical contractors and OEM manufacturers.
Typical Applications
- Industrial control panels.
- Switchgear assemblies.
- Machine building.
- Electrical control cabinets.
- OEM equipment manufacturing.
- General industrial electrical installations.
Technical Specifications
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| Number of Fixing Holes | 1 | |
|---|---|---|
| Device Type | Copper Tube Lug | |
| Conductor Size | 10 mm² | |
| Stud Size | M4 | |
| Material | Copper | |
| Palm Angle | Straight (0°) | |
| Manufacturer Part Number | 2170070 | |
| Alternative Part Number | A2-M4 | |
| Product type | Non-insulated copper ring terminal | |
| Series | A-M | |
| Conductor size | 10 mm² | |
| Stud size | M4 (4.3 mm hole) | |
| Material | Electrolytic copper (>99.9% purity) | |
| Finish | Electrolytic tin plated | |
| Overall length | 22.5 mm | |
| Cable entry diameter | 4.6 mm | |
| Cable stripping length | 9 mm | |
| Inspection hole | Yes | |
| Installation | Compression crimp | |
| Compliance | UL 486A-486B, RoHS compliant | |
| HS Code | 85369010 | |
| Country of Manufacture | Italy |
Frequently Asked Questions
What is the Cembre 2170070 used for?
It is a non-insulated copper ring terminal designed to terminate 10 mm² copper conductors onto M4 threaded studs.
What conductor size does this terminal support?
The A2-M4 is designed for 10 mm² copper conductors.
What material is the terminal manufactured from?
It is manufactured from electrolytic copper with a purity greater than 99.9% and finished with electrolytic tin plating for excellent conductivity and corrosion resistance.
Why does the terminal include an inspection hole?
The inspection hole allows installers to verify that the conductor has been fully inserted before compression crimping.
Where is this terminal typically installed?
It is commonly installed in control panels, switchgear, machinery, OEM equipment and industrial electrical systems.
Trusted by Electrical Professionals Worldwide
Cembre A-M Series copper terminals are trusted by electrical contractors, panel builders and industrial OEMs for delivering reliable, professional-quality electrical terminations across demanding industrial applications.
