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2145684 Cembre RKY-M3 RING TERMINAL
Cembre 2145684 RKY-M3 pre-insulated ring terminal for 0.25–1.5 mm² conductors with M3 stud fixing, electrolytic tin-plated copper construction and PA6.6 insulation.
£0.1316
Why Choose the Cembre 2145684 RKY-M3 Ring Terminal?
The Cembre 2145684 (RKY-M3) is a premium-quality pre-insulated ring terminal engineered to provide secure, long-lasting electrical terminations for flexible copper conductors. Designed for industrial control panels, switchgear, machinery and OEM electrical installations, this terminal delivers outstanding conductivity, mechanical strength and resistance to vibration.
Manufactured from 99.95% pure electrolytic copper with a minimum 3 μm tin-plated finish, the RKY-M3 provides excellent corrosion resistance and reliable electrical performance. The halogen-free PA6.6 polyamide insulation incorporates a reinforced anti-vibration collar and easy-entry barrel to simplify installation while ensuring dependable crimp quality.
Suitable for 0.25–1.5 mm² flexible copper conductors with an M3 stud, the Cembre 2145684 is widely used by panel builders, maintenance engineers and electrical contractors where professional-quality cable terminations are essential.
Key Advantages
- Professional pre-insulated ring terminal.
- Suitable for 0.25–1.5 mm² conductors.
- M3 fixing hole for secure bolted connections.
- 99.95% electrolytic copper construction.
- Minimum 3 μm tin plating for corrosion resistance.
- Reinforced anti-vibration insulation collar.
- Halogen-free PA6.6 insulation.
Key Features
- Cembre RKY series.
- Manufacturer part number: 2145684.
- Pre-insulated ring terminal.
- For 0.25–1.5 mm² copper conductors.
- M3 stud size.
- Electrolytic tin-plated copper conductor.
- Polyamide PA6.6 insulation.
- Easy-entry conductor barrel.
Reliable Electrical Connections for Industrial Equipment
Ring terminals provide permanent, vibration-resistant electrical connections that remain securely fastened under demanding operating conditions. Their closed-ring design prevents accidental disconnection and offers excellent mechanical reliability in industrial applications.
Cembre insulated terminals are trusted worldwide for professional electrical installations, combining premium materials with precision manufacturing to ensure dependable long-term performance in machinery, automation systems and electrical distribution equipment.
Typical Applications
- Industrial control panels.
- Machine building.
- Electrical switchgear.
- Automation systems.
- 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 | M3 | |
| Series | RKY Ring Terminals | |
| Part number | 2145684 | |
| Product type | Pre-insulated ring terminal | |
| Cable size | 0.25–1.5 mm² | |
| Stud size | M3 | |
| Insulation colour | Red | |
| Conductor material | 99.95% electrolytic copper | |
| Surface finish | Tin plating (minimum 3 μm) | |
| Insulation material | Polyamide PA6.6 | |
| Operating temperature | -20°C to +105°C (110°C short-term) | |
| Flammability rating | UL94 V2 | |
| Halogen free | Yes | |
| Installation | Crimp termination | |
| HS Code | 85369010 | |
| Country of Manufacture | Taiwan |
Frequently Asked Questions
What is the Cembre 2145684 used for?
It provides secure crimped ring terminations for flexible copper conductors connected to M3 stud terminals.
What cable size is supported?
The RKY-M3 is designed for flexible copper conductors from 0.25 mm² to 1.5 mm².
What material is the terminal manufactured from?
It is manufactured from 99.95% electrolytic copper with a minimum 3 μm tin-plated finish and PA6.6 insulation.
Is the terminal suitable for industrial environments?
Yes. Its reinforced anti-vibration collar, halogen-free insulation and corrosion-resistant construction make it ideal for demanding industrial applications.
How is the terminal installed?
The terminal is crimped onto the conductor using an appropriate crimping tool before being secured to an M3 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.
