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2145687 Cembre RKY-M3.5/1 RING TERMINAL
Cembre 2145687 RKY-M4 reinforced pre-insulated ring terminal for 0.25–1.5 mm² conductors with M4 stud fixing and anti-vibration construction.
£0.1696
Why Choose the Cembre 2145687 RKY-M4 Ring Terminal?
The Cembre 2145687 (RKY-M4) is a premium-quality pre-insulated anti-vibration ring terminal designed to provide secure, long-lasting electrical terminations for flexible copper conductors. Manufactured by Cembre, it is specifically engineered for industrial control panels, machinery, automation systems and electrical installations where vibration resistance and connection reliability are essential.
Manufactured from 99.95% pure electrolytic copper with a durable electrolytic tin-plated finish, the RKY-M4 incorporates a reinforced copper sleeve beneath the insulation that improves mechanical retention after crimping. The halogen-free PA6.6 polyamide insulation features a funnel-shaped entry that simplifies conductor insertion while protecting cable strands during installation.
Designed for 0.25–1.5 mm² flexible copper conductors with an M4 stud fixing, the Cembre 2145687 is widely used by panel builders, OEM machine manufacturers and industrial electricians requiring dependable vibration-resistant cable terminations.
Key Advantages
- Professional pre-insulated anti-vibration ring terminal.
- Suitable for 0.25–1.5 mm² flexible conductors.
- M4 stud fixing for secure bolted connections.
- Reinforced anti-vibration collar improves mechanical strength.
- Electrolytically tin-plated copper construction for excellent conductivity.
- Halogen-free PA6.6 insulation.
- Fast installation with funnel-shaped conductor entry.
Key Features
- Cembre RKY series.
- Manufacturer part number: 2145687.
- Pre-insulated reinforced ring terminal.
- Suitable for 0.25–1.5 mm² copper conductors.
- M4 stud size.
- Electrolytic tin-plated copper body.
- Polyamide PA6.6 insulation.
- Designed for vibration-resistant applications.
Reliable Electrical Connections for Industrial Equipment
Ring terminals provide permanent, vibration-resistant electrical connections that remain securely fastened under demanding operating conditions. Their reinforced construction improves mechanical integrity while maintaining excellent electrical conductivity throughout the service life of the installation.
The Cembre RKY series is widely trusted by industrial electricians, panel builders and OEM manufacturers for machinery, switchgear and automation systems where dependable electrical terminations are essential.
Typical Applications
- Industrial control panels.
- Machine building.
- Automation systems.
- Electrical switchgear.
- HVAC equipment.
- General industrial wiring.
Technical Specifications
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| Conductor Size | 0.5–1.5 mm² | |
|---|---|---|
| Connection Orientation | Straight | |
| Material | Nylon (PA 6.6) | |
| Device Type | Ring Terminal | |
| Colour | Red | |
| Insulation Type | Nylon (PA) insulated | |
| Stud Size | M4 | |
| Series | RKY Reinforced Ring Terminals | |
| Part number | 2145687 | |
| Product type | Pre-insulated anti-vibration ring terminal | |
| Cable size | 0.25–1.5 mm² | |
| Stud size | M4 | |
| Insulation colour | Red | |
| Conductor material | Electrolytic tin-plated copper | |
| Insulation material | Halogen-free Polyamide PA6.6 | |
| Operating temperature | -20°C to +105°C (110°C short-term) | |
| Flammability | UL94 V2 | |
| Installation | Crimp termination | |
| HS Code | 85369010 | |
| Country of Manufacture | Taiwan |
Frequently Asked Questions
What is the Cembre 2145687 used for?
It provides secure crimped ring terminations for flexible copper conductors connected to M4 stud terminals.
What cable size does it support?
The RKY-M4 is designed for flexible copper conductors from 0.25 mm² to 1.5 mm².
Why is the terminal vibration resistant?
The reinforced anti-vibration collar and copper reinforcement sleeve improve the mechanical grip on the conductor, making it ideal for machinery and equipment subject to vibration.
What material is the terminal manufactured from?
It is manufactured from electrolytic tin-plated copper with durable halogen-free PA6.6 insulation.
How is the terminal installed?
The terminal is crimped onto the conductor using an appropriate crimping tool before being secured to an M4 fixing stud.
Trusted by Electrical Professionals Worldwide
Cembre electrical connection products are trusted by panel builders, OEM manufacturers and industrial electricians for delivering safe, reliable and professional electrical terminations across demanding industrial environments.
