The Cembre A2-U5 (2170520) is a premium-quality non-insulated copper fork terminal engineered to provide secure, low-resistance electrical connections for industrial, commercial and OEM electrical installations. Manufactured from high-purity electrolytic copper with an electrolytic tin-plated finish, it delivers excellent electrical conductivity, corrosion resistance and dependable long-term performance.
Designed for professional electricians, panel builders and machine manufacturers, the A2-U5 is suitable for 10 mm² copper conductors. Its open fork design enables rapid installation and removal without fully removing the fixing screw, making maintenance faster while maintaining a reliable mechanical and electrical connection.
Featuring an M5 fork opening (5.3 mm), the Cembre 2170520 is ideal for switchgear, industrial control panels, contactors, thermal overload relays, machinery and power distribution equipment requiring robust electrical terminations.
Key Advantages
Manufactured from 99.95% electrolytic copper for outstanding conductivity.
Ideal for industrial control panels, contactors and OEM equipment.
Key Features
Cembre A2-U5 non-insulated fork terminal.
Manufacturer Part Number: 2170520.
Alternative product code: A2-U5.
Designed for 10 mm² copper conductors.
M5 (5.3 mm) fork opening.
99.95% electrolytic copper construction.
Electrolytic tin-plated finish.
Suitable for professional crimping applications.
Reliable Electrical Connections for Industrial Installations
Fork terminals provide secure electrical connections while simplifying maintenance. Their open-ended design allows equipment to be disconnected quickly without completely removing the fixing screw, helping reduce servicing time while maintaining excellent electrical performance.
The Cembre A2-U5 is widely used in industrial control panels, contactors, thermal relays, switchgear, machine wiring and OEM electrical assemblies where dependable bolted electrical connections are essential.
Typical Applications
Industrial control panels.
Contactors and thermal overload relays.
Electrical switchgear.
Machine building and OEM equipment.
Power distribution systems.
Industrial maintenance and repair.
Technical Specifications
Manufacturer Part Number
2170520
Product type
Non-insulated copper fork terminal
Conductor size
10 mm²
Stud size
M5 (5.3 mm)
Terminal style
Fork / Spade
Material
99.95% electrolytic copper
Surface finish
Electrolytic tin plated
Operating temperature
-50°C to +150°C
ETIM Classification
EC001052
Pack quantity
100 pieces
HS Code
85369010
Country of Manufacture
Italy
Frequently Asked Questions
What cable size is the Cembre A2-U5 designed for?
It is designed for 10 mm² copper conductors.
What stud size does this fork terminal fit?
The fork opening is designed for M5 (5.3 mm) fixing studs.
What material is the terminal manufactured from?
It is manufactured from high-purity electrolytic copper with an electrolytic tin-plated finish.
Why use a fork terminal instead of a ring terminal?
Fork terminals allow faster installation and maintenance because they can be removed without fully removing the fixing screw.
Where is the Cembre A2-U5 commonly used?
It is commonly used in industrial control panels, machinery, contactors, switchgear and power distribution equipment.
Trusted by Electrical Professionals Worldwide
Cembre electrical termination products are trusted by panel builders, machine manufacturers and electrical contractors worldwide for delivering reliable, standards-compliant electrical connections in demanding industrial applications.
Manufacturer Part Number
2170520
Product type
Non-insulated copper fork terminal
Conductor size
10 mm²
Stud size
M5 (5.3 mm)
Terminal style
Fork / Spade
Material
99.95% electrolytic copper
Surface finish
Electrolytic tin plated
Operating temperature
-50°C to +150°C
ETIM Classification
EC001052
Pack quantity
100 pieces
HS Code
85369010
Country of Manufacture
Italy
No documents available for this product.
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
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● 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.
What product ranges do you supply
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...