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RR43 Partex Red 4mm Ring Crimp (PK100)
Partex RR43 pre-insulated red PVC ring crimp terminal for 0.5-1.5 mm² stranded copper conductors with an M4 stud connection.
£3.05 per pack of 100
Why Choose the Partex RR43 Ring Crimp Terminal?
The Partex RR43 is a premium pre-insulated ring crimp terminal designed for terminating 0.5–1.5 mm² stranded copper conductors onto 4 mm (M4) stud terminals. Manufactured by Partex, this insulated ring terminal provides a secure, low-resistance electrical connection while protecting conductor strands during crimping, making it ideal for industrial control panels, switchgear, automotive wiring and OEM machinery.
Manufactured from high-conductivity C1100 tin-plated copper with durable red PVC insulation, the RR43 offers excellent corrosion resistance, dependable conductivity and long service life. The enclosed ring design provides superior resistance to vibration and accidental disconnection, ensuring reliable electrical performance in demanding environments.
Designed for 0.5–1.5 mm² conductors with a 4.3 mm mounting hole (M4 stud), the Partex RR43 is widely specified by panel builders, electrical contractors and machine manufacturers. Supplied in a convenient pack of 100, it is ideal for professional electrical installations and maintenance work.
Key Advantages
- Suitable for 0.5–1.5 mm² stranded copper conductors.
- M4 (4 mm) ring terminal provides secure stud mounting.
- Tin-plated C1100 copper construction ensures excellent conductivity and corrosion resistance.
- Red PVC insulation provides quick cable size identification.
- Closed-ring design resists vibration and accidental disconnection.
- Ideal for industrial control panels, automotive wiring and electronic equipment.
Key Features
- Manufacturer: Partex
- Model: RR43
- Product type: Pre-insulated ring crimp terminal
- Conductor size: 0.5–1.5 mm² (22–16 AWG)
- Stud size: M4 (4 mm)
- Hole diameter: 4.3 mm
- Terminal material: C1100 tin-plated copper
- Insulation material: PVC
- Insulation colour: Red
- Pack quantity: 100 pieces
Reliable Electrical Connections for Industrial Wiring
Ring crimp terminals provide one of the safest methods of connecting stranded conductors to threaded studs. Their enclosed ring design prevents accidental disconnection while maintaining excellent electrical contact in applications exposed to vibration, thermal cycling and continuous operation.
The Partex RR43 is widely used in industrial automation, control panels, automotive electrical systems, switchgear and general electrical installations where dependable cable termination is essential.
Typical Applications
- Industrial control panels.
- Automotive and vehicle wiring.
- Electronic equipment.
- PLC and automation systems.
- OEM machinery.
- Electrical maintenance and retrofit projects.
Technical Specifications
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| Connection Orientation | Straight | |
|---|---|---|
| Material | PVC | |
| Conductor Size | 0.5–1.5 mm² | |
| Colour | Red | |
| Insulation Type | PVC insulated | |
| Stud Size | M4 | |
| Device Type | Ring Terminal | |
| Series | RR Insulated Ring Terminals | |
| Product type | PVC insulated ring terminal | |
| Cable size | 0.5–1.5 mm² | |
| Stud size | M4 (4 mm) | |
| Hole diameter | 4.3 mm | |
| Total length | Approx. 20.4 mm | |
| Barrel length | 10.5 mm | |
| Palm width | Approx. 6.6 mm | |
| Palm thickness | 0.75 mm | |
| Maximum working voltage | 600 V | |
| Operating temperature | -20°C to +75°C | |
| Pack quantity | 100 pieces |
Frequently Asked Questions
What is the Partex RR43 used for?
It is designed to terminate 0.5–1.5 mm² stranded copper conductors onto M4 stud terminals using a secure ring connection.
What cable size does the RR43 support?
The terminal supports 0.5–1.5 mm² stranded copper conductors.
What stud size does it fit?
The Partex RR43 fits M4 (4 mm) threaded studs with a 4.3 mm mounting hole.
Why is the insulation red?
The red PVC insulation identifies the terminal for 0.5–1.5 mm² conductors while providing additional electrical insulation.
How many terminals are supplied?
The Partex RR43 is supplied in a pack of 100.
Trusted by Electrical Professionals Worldwide
Partex insulated ring terminals are trusted by panel builders, electrical contractors and OEM manufacturers for delivering secure, vibration-resistant electrical connections across demanding industrial and commercial applications.
