Why Choose the Cembre 2046231 RP-U4/1 Insulated Fork Terminal?
The Cembre 2046231, also identified as RP-U4/1, is a professional pre-insulated fork terminal designed for secure and convenient termination of copper conductors in electrical panels, machinery, control systems and industrial installations. Part of Cembre’s range of pre-insulated crimp terminals, it combines an open fork connection with high-quality materials for dependable electrical and mechanical performance.
Designed for conductors from 0.25–1.5 mm², the 2046231 features red halogen-free polycarbonate insulation and a terminal body manufactured from high-purity electrolytic copper with tin plating. Its easy-insertion design assists conductor entry into the barrel, supporting efficient and consistent crimp termination during panel building, equipment manufacture and electrical maintenance.
With an M4 stud size and a conductor range of 0.25–1.5 mm², the Cembre RP-U4/1 is particularly suitable for control panels, switchgear, machinery and other equipment requiring reliable connections to screw terminals. The open fork configuration allows installation and removal without completely removing the terminal screw.
Key Advantages
- Professional pre-insulated fork terminal for copper conductors.
- 0.25–1.5 mm² conductor range suitable for electrical and control wiring.
- M4 stud size for compatible screw and stud terminals.
- Open fork design supports convenient installation and removal.
- Red halogen-free polycarbonate insulation for straightforward conductor-size identification.
- High-purity electrolytic copper construction with tin plating for dependable conductivity and corrosion resistance.
- Easy-insertion design assists correct conductor positioning before crimping.
- Suitable for demanding industrial environments with continuous operating temperatures up to 115 °C.
Key Features
- Cembre RP-U4/1 pre-insulated fork terminal.
- 0.25–1.5 mm² conductor capacity.
- M4 stud size.
- Red polycarbonate insulation for easy identification.
- Halogen-free insulation construction.
- UL 94 V0 flame-retardancy classification.
- Manufactured from 99.95% purity electrolytic copper.
- Tin-plated terminal body for conductivity and corrosion resistance.
- Minimum tin plating thickness of 3 µm.
- Easy-insertion design for straightforward conductor installation.
- Designed to meet UL 486A-486B requirements.
- Operating temperature range of -20 °C to +115 °C.
- Suitable for temperatures up to 130 °C for short periods.
Reliable Electrical Termination for Copper Conductors
Pre-insulated fork terminals provide a practical method of terminating copper conductors onto screw and stud connections. Once correctly crimped, the terminal creates a firm mechanical and electrical connection with the conductor, while the open fork allows convenient attachment to compatible terminal screws without requiring the screw to be completely removed.
The Cembre RP-U4/1 combines high-purity tin-plated electrolytic copper with halogen-free polycarbonate insulation and an easy-insertion design. Its robust construction, UL 94 V0 flame-retardancy classification and broad operating temperature range make it suitable for dependable wiring connections in professional industrial and electrical installations.
Typical Applications
- Industrial control panels and electrical cabinets.
- Machinery and equipment wiring.
- Automation and control systems.
- HVAC electrical systems.
- Power distribution equipment.
- Switchgear and terminal blocks.
- Machine building and OEM electrical assemblies.
