Why Choose the Cembre 2500650 Heavy Duty Copper Tube Crimp Lug?
The Cembre 2500650 is a premium heavy-duty copper tube crimp lug designed to provide secure, low-resistance electrical terminations for stranded copper conductors in demanding industrial and power distribution applications. Manufactured by Cembre, this compression terminal delivers outstanding mechanical strength, long-term durability and reliable electrical performance.
Manufactured from annealed electrolytic copper with an electrolytic tin-plated finish, the terminal provides excellent electrical conductivity together with superior resistance to corrosion and oxidation. Its heavy-duty double-length closed barrel improves both electrical and mechanical performance while preventing the ingress of moisture and contaminants into the crimped joint.
The Cembre 2500650 is the 2A5-M12 version, designed for 25 mm² copper conductors with an M12 stud connection. It is ideal for industrial switchgear, control panels, machinery, power distribution equipment, grounding systems and OEM electrical assemblies.
Key Advantages
Heavy-duty copper tube compression lug for demanding industrial applications.
Suitable for 25 mm² stranded copper conductors.
M12 stud fixing for secure equipment connections.
Double-length barrel improves electrical conductivity and mechanical strength.
Suitable for professional hexagonal or indent crimping.
Reliable Electrical Connections for Industrial Applications
Heavy-duty compression terminals provide secure, low-resistance electrical joints capable of withstanding vibration, thermal cycling and harsh industrial environments. When installed using approved Cembre crimping tools and dies, they deliver dependable long-term performance and maximum conductor integrity.
The Cembre 2A-M series is specifically developed for heavy-duty industrial installations, grounding systems and medium-voltage applications up to 35 kV, offering exceptional reliability in demanding operating conditions.
Typical Applications
Industrial switchgear.
Electrical control panels.
Power distribution equipment.
Motor control centres.
OEM machinery and automation systems.
Grounding and medium-voltage electrical installations.
Technical Specifications
Series
2A-M Heavy Duty Terminals
Part Number
2500650
Product type
Heavy-duty copper tube crimp lug
Conductor size
25 mm²
Stud size
M12
Stud hole diameter
13.2 mm
Entry diameter
7.0 mm
Palm width
21 mm
Barrel length
39 mm
Overall length
60 mm
Material
Annealed electrolytic copper (>99.9% purity)
Finish
Electro-tin plated
Operating temperature
-50 °C to +150 °C
Connection type
Compression crimp
HS Code
85369010
Country of Manufacture
Italy
Frequently Asked Questions
What is the Cembre 2500650 used for?
It provides a secure compression termination for 25 mm² copper conductors using an M12 stud connection.
What cable size does this terminal support?
The Cembre 2500650 is designed for 25 mm² stranded copper conductors.
What stud size is required?
This model is designed for equipment using an M12 fixing stud.
Why does this terminal not include an inspection hole?
The closed barrel construction helps prevent moisture and contaminants entering the crimped joint, making it particularly suitable for demanding outdoor and industrial environments.
Where is this terminal commonly installed?
It is widely used in industrial control panels, switchgear, machinery, OEM equipment, grounding systems and electrical power distribution installations.
Trusted by Electrical Professionals Worldwide
Cembre heavy-duty copper compression terminals are trusted by electrical contractors, utilities, panel builders and OEM manufacturers for delivering safe, durable and reliable electrical connections in demanding industrial environments.
Series
2A-M Heavy Duty Terminals
Part Number
2500650
Product type
Heavy-duty copper tube crimp lug
Conductor size
25 mm²
Stud size
M12
Stud hole diameter
13.2 mm
Entry diameter
7.0 mm
Palm width
21 mm
Barrel length
39 mm
Overall length
60 mm
Material
Annealed electrolytic copper (>99.9% purity)
Finish
Electro-tin plated
Operating temperature
-50 °C to +150 °C
Connection type
Compression crimp
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...