Why Choose the Cembre 2397020 C250-14 Colour-Coded Copper Cable Lug?
The Cembre 2397020, manufacturer reference C250-14, is a premium colour-coded copper compression cable lug designed to provide secure, low-resistance termination of large copper conductors in industrial power distribution, switchgear, control panels and heavy-duty electrical installations. Manufactured from high-purity electrolytic copper, it delivers outstanding electrical conductivity together with excellent mechanical reliability.
Manufactured using annealed electrolytic copper with an electrolytic tin-plated finish, the lug offers outstanding resistance to oxidation and corrosion. Its long barrel design, chamfered cable entry and inspection hole simplify conductor insertion while ensuring reliable compression when used with compatible Cembre crimping tools.
Designed for 250 mm² copper conductors, the C250-14 incorporates a 16.5 mm palm hole suitable for M14 fixings. Its colour-coded identification and die marking enable quick tooling selection for fast, consistent and repeatable installations.
Key Advantages
Professional colour-coded copper compression cable lug.
Suitable for 250 mm² copper conductors.
M14 fixing compatibility.
Manufactured from high-purity electrolytic copper.
Electrolytic tin plating improves corrosion resistance.
Long barrel provides dependable crimp performance.
Colour-coded die marking enables rapid tooling selection.
Key Features
Cembre C series colour-coded ring terminal.
Manufacturer part number: 2397020.
Product reference: C250-14.
Designed for 250 mm² copper conductors.
M14 fixing hole.
Manufactured from annealed electrolytic copper.
Electrolytically tin plated.
Chamfered barrel entry.
Integrated inspection hole.
Colour-coded for correct die selection.
Suitable for industrial power applications.
Certified to UL 486A-486B.
Reliable High-Current Electrical Connections
Compression cable lugs provide low-resistance electrical connections while delivering excellent mechanical retention. When installed using the appropriate Cembre crimping tool and matching die set, the C250-14 provides dependable long-term performance for industrial power distribution, electrical infrastructure and heavy-duty equipment.
Its annealed copper construction promotes uniform compression while the colour-coded identification system helps installers quickly select compatible tooling, reducing installation time and improving consistency across electrical installations.
Typical Applications
Industrial switchgear.
Power distribution systems.
Motor control centres.
Electrical control panels.
Transformer connections.
Generator installations.
Heavy industrial machinery.
Utility and infrastructure projects.
Technical Specifications
Series
C Colour-Coded Ring Terminals
Manufacturer part number
2397020
Product type
Copper compression cable lug
Cable cross-section
250 mm²
Stud size
M14
Hole diameter
Approx. 16.5 mm
Material
Annealed electrolytic copper (>99.9% purity)
Surface finish
Electrolytic tin plating
Inspection hole
Yes
Cable entry
Chamfered barrel
Operating temperature
-50°C to +150°C
Compliance
UL 486A-486B
HS Code
85369010
Country of Manufacture
Italy
Frequently Asked Questions
What is the Cembre 2397020 used for?
The Cembre 2397020 is used for terminating 250 mm² copper conductors onto equipment fitted with M14 terminal studs.
What cable size does the C250-14 accept?
The C250-14 is designed for 250 mm² copper conductors.
What fixing size does this cable lug use?
The lug is designed for M14 fixings with an approximately 16.5 mm mounting hole.
Why is the lug tin plated?
The electrolytic tin-plated finish helps protect the copper against oxidation and corrosion while maintaining excellent long-term electrical conductivity.
What standards does this cable lug comply with?
The C250-14 is manufactured to comply with UL 486A-486B requirements for copper compression connectors.
Trusted by Electrical Professionals Worldwide
Cembre compression cable lugs are trusted by electrical contractors, OEM machine builders, utilities and panel manufacturers for delivering reliable, long-lasting electrical terminations in demanding industrial environments.
Series
C Colour-Coded Ring Terminals
Manufacturer part number
2397020
Product type
Copper compression cable lug
Cable cross-section
250 mm²
Stud size
M14
Hole diameter
Approx. 16.5 mm
Material
Annealed electrolytic copper (>99.9% purity)
Surface finish
Electrolytic tin plating
Inspection hole
Yes
Cable entry
Chamfered barrel
Operating temperature
-50°C to +150°C
Compliance
UL 486A-486B
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.
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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...