Cembre 2051600 RF-F405 fully insulated female push-on terminal for 0.25-1.5 mm² conductors with a 4.8 x 0.5 mm tab connection and halogen-free polycarbonate insulation.
SKU:2051600Alt SKU:RF-F405MPN:2051600
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Why Choose the Cembre 2051600 RF-F405 Push-On Terminal?
The Cembre 2051600 RF-F405 is a premium fully insulated female push-on terminal designed to provide safe, reliable electrical connections for industrial control panels, machinery, OEM equipment and commercial electrical installations. Manufactured by Cembre, this professional-grade disconnect terminal offers outstanding conductivity, mechanical strength and long-term reliability for demanding applications.
Constructed from tin-plated brass with durable halogen-free polycarbonate insulation, the RF-F405 provides excellent corrosion resistance, superior dielectric performance and UL94 V0 flame-retardant protection. Its funnel-shaped insulation entry allows quick conductor insertion while ensuring consistently secure and reliable crimps.
Suitable for 0.25–1.5 mm² conductors, this fully insulated female disconnect terminal features a 4.8 × 0.5 mm tab connection, making it ideal for industrial automation, control cabinets, HVAC equipment, lighting systems and electrical maintenance where dependable wire termination is essential.
Key Advantages
Professional fully insulated female push-on terminal.
Tin-plated brass construction provides excellent conductivity.
UL94 V0 flame-retardant polycarbonate insulation.
Funnel entry design allows fast and reliable conductor insertion.
Designed for industrial and OEM electrical installations.
Key Features
Manufacturer: Cembre
Series: RF-F Fully Insulated Disconnect Terminals
Model: RF-F405
Manufacturer Part Number: 2051600
Fully insulated female disconnect terminal.
Tab size: 4.8 × 0.5 mm.
Wire capacity: 0.25–1.5 mm².
Red halogen-free polycarbonate insulation.
Tin-plated brass conductor body.
Supplied in packs of 100 terminals.
Reliable Electrical Connections for Industrial Installations
Fully insulated push-on terminals provide secure, vibration-resistant electrical connections while protecting installers against accidental contact. Their robust construction ensures dependable long-term performance in demanding industrial environments.
The Cembre RF-F405 has been developed for professional electricians, panel builders and OEM manufacturers requiring reliable, standards-compliant electrical terminations for modern automation and machinery installations.
Typical Applications
Industrial control panels.
Factory automation equipment.
OEM machinery manufacturing.
HVAC control systems.
Lighting installations.
Electrical maintenance and repair.
Commercial electrical equipment.
General industrial wiring.
Technical Specifications
Series
RF-F Disconnect Terminals
Part Number
2051600
Product Type
Fully insulated female push-on terminal
Connection Type
Female disconnect terminal
Tab Size
4.8 × 0.5 mm
Conductor Size
0.25–1.5 mm²
Conductor Material
Tin-plated brass
Insulation Material
Polycarbonate (PC)
Insulation Colour
Red
Halogen Free
Yes
Flammability Rating
UL94 V0
Operating Temperature
-20°C to +115°C (130°C short-term)
Overall Length
Approx. 19.5 mm
Pack Quantity
100
HS Code
85366990
Country of Manufacture
Italy
Frequently Asked Questions
What is the Cembre 2051600 RF-F405 used for?
It is a fully insulated female push-on terminal designed for secure electrical disconnect connections in industrial and commercial wiring applications.
What cable sizes are compatible?
The RF-F405 accepts stranded conductors from 0.25 mm² to 1.5 mm².
What tab size does it fit?
It is designed for standard 4.8 × 0.5 mm male blade terminals.
Is the terminal halogen free?
Yes. It features low smoke zero halogen (LSZH) polycarbonate insulation with a UL94 V0 flame-retardant rating.
Where is this terminal commonly used?
It is widely used in industrial automation, machinery, control panels, HVAC systems, lighting equipment and OEM electrical assemblies.
Trusted by Electrical Professionals Worldwide
Cembre insulated terminals are trusted by industrial electricians, panel builders and OEM manufacturers worldwide for delivering safe, durable and dependable electrical connections in demanding applications.
Series
RF-F Disconnect Terminals
Part Number
2051600
Product Type
Fully insulated female push-on terminal
Connection Type
Female disconnect terminal
Tab Size
4.8 × 0.5 mm
Conductor Size
0.25–1.5 mm²
Conductor Material
Tin-plated brass
Insulation Material
Polycarbonate (PC)
Insulation Colour
Red
Halogen Free
Yes
Flammability Rating
UL94 V0
Operating Temperature
-20°C to +115°C (130°C short-term)
Overall Length
Approx. 19.5 mm
Pack Quantity
100
HS Code
85366990
Country of Manufacture
Italy
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Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
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Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
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● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...