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2161810 Cembre S2.5-M3 RING TERMINAL
Cembre 2161810 S2.5-M3 non-insulated electrolytic copper ring terminal for 1.5-2.5 mm² conductors with an M3 stud connection.
£0.1332
Why Choose the Cembre 2161810 Ring Terminal?
The Cembre 2161810 is a premium non-insulated copper ring terminal designed to provide secure, low-resistance electrical terminations for copper conductors in industrial and commercial installations. Manufactured by Cembre, this high-quality terminal offers excellent electrical conductivity, superior mechanical strength and long-term reliability for panel builders, OEMs and maintenance professionals.
Manufactured from high-purity electrolytic copper with a durable tin-plated finish, the terminal is suitable for 1.5–2.5 mm² conductors and is designed for an M3 stud connection. Its brazed seam construction and rifled barrel provide exceptional crimp integrity and improved pull-out resistance while ensuring consistent electrical performance.
Designed for professional compression crimping, the Cembre 2161810 is ideal for industrial control panels, machinery, switchgear, HVAC equipment and automation systems where dependable electrical connections are essential.
Key Advantages
- Professional non-insulated ring terminal for industrial wiring.
- Suitable for 1.5–2.5 mm² copper conductors.
- M3 stud hole provides a secure bolted connection.
- Manufactured from electrolytic tin-plated copper for excellent conductivity.
- Brazed seam construction improves mechanical strength.
- Rifled barrel enhances conductor grip and electrical performance.
Key Features
- Manufacturer: Cembre.
- Part number: 2161810.
- Alternative type: S2.5-M3.
- Product type: Non-insulated ring terminal.
- Conductor size: 1.5–2.5 mm².
- Stud size: M3.
- Electrolytic copper construction.
- Tin-plated surface for corrosion resistance.
- Designed for professional compression crimping.
Reliable Electrical Connections for Industrial Applications
Ring terminals provide permanent bolted electrical connections that offer excellent vibration resistance and low contact resistance. When installed using the appropriate crimping tool, they deliver consistent long-term performance in demanding industrial environments.
Cembre S-Series terminals are manufactured using electrolytic copper, brazed seam technology and precision tin plating to maximise conductivity, corrosion resistance and mechanical durability across a wide range of industrial applications.
Typical Applications
- Industrial control panels.
- Machine building and OEM equipment.
- Electrical switchgear.
- HVAC control systems.
- Power distribution equipment.
- Industrial maintenance and repair.
Technical Specifications
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| Connection Orientation | Straight | |
|---|---|---|
| Stud Size | M3 | |
| Conductor Size | 1.5–2.5 mm² | |
| Insulation Type | Non-insulated | |
| Device Type | Ring Terminal | |
| Series | S Range Non-Insulated Terminals | |
| Part number | 2161810 | |
| Product type | Non-insulated ring terminal | |
| Conductor size | 1.5–2.5 mm² (16–14 AWG) | |
| Stud size | M3 | |
| Material | Electrolytic copper (99.95% purity) | |
| Surface finish | Tin plated (minimum 3 μm) | |
| Operating temperature | -50°C to +150°C | |
| Barrel type | Closed, brazed seam with internal knurling | |
| Installation | Compression crimp | |
| GTIN | 8016692035840 | |
| Pack quantity | 100 terminals | |
| HS Code | 85369010 | |
| Country of Manufacture | Italy |
Frequently Asked Questions
What is the Cembre 2161810 used for?
It is a non-insulated ring terminal designed for secure bolted electrical connections on copper conductors in industrial installations.
What cable size is supported?
The terminal accommodates 1.5 mm² to 2.5 mm² copper conductors.
What stud size is required?
The terminal is designed for an M3 mounting stud.
What material is the terminal made from?
It is manufactured from high-purity electrolytic copper with a corrosion-resistant tin-plated finish.
Is this an insulated terminal?
No. The Cembre 2161810 is a non-insulated ring terminal intended for professional crimping applications.
Trusted by Electrical Professionals Worldwide
Cembre non-insulated terminals are trusted by electrical contractors, panel builders and OEM manufacturers worldwide for providing safe, durable and standards-compliant electrical connections.
