Why Choose the Cembre 2396991 CL4/0-38 Colour-Coded Copper Cable Lug?
The Cembre 2396991, manufacturer reference CL4/0-38, is a premium colour-coded copper compression cable lug designed for secure termination of large copper conductors in industrial power distribution, switchgear, control panels and electrical infrastructure. Manufactured from high-purity electrolytic copper, it provides exceptional electrical conductivity and dependable long-term performance.
The lug is annealed to optimise crimping performance and finished with electrolytic tin plating to help resist corrosion and oxidation in demanding industrial environments. Its long barrel design, chamfered cable entry and inspection hole simplify installation while ensuring reliable compression using compatible Cembre tooling.
Designed for 110 mm² copper conductors, the CL4/0-38 features a 10.5 mm palm hole for M10 fixings. The purple colour-coded die marking with die index 19 enables quick die selection, helping installers achieve accurate and repeatable crimps.
Key Advantages
Professional colour-coded copper compression cable lug.
Designed for 110 mm² copper conductors.
M10 fixing compatibility with a 10.5 mm palm hole.
Manufactured from high-purity electrolytic copper.
Electrolytic tin plating improves corrosion resistance.
Long barrel design provides reliable crimp performance.
Purple die marking allows rapid tooling identification.
Key Features
Cembre CL series colour-coded ring terminal.
Manufacturer part number: 2396991.
Product reference: CL4/0-38.
Designed for 110 mm² copper conductors.
M10 stud fixing.
Manufactured from annealed electrolytic copper.
Electrolytically tin plated.
Chamfered barrel entry.
Integrated inspection hole.
Purple die colour with die index 19.
Suitable for systems up to 35 kV.
Compliant with UL 486A-486B.
Reliable High-Current Electrical Connections
Compression cable lugs create low-resistance electrical connections while providing excellent mechanical strength. When installed with the correct Cembre crimping tool and die set, the CL4/0-38 delivers dependable performance for industrial power distribution and heavy-duty electrical installations.
Its colour-coded identification system reduces installation errors, while the annealed copper barrel compresses uniformly to produce durable, vibration-resistant electrical terminations suitable for demanding industrial environments.
Typical Applications
Industrial control panels.
Power distribution systems.
Switchgear assemblies.
Motor control centres.
Transformer terminations.
Generator connections.
Renewable energy systems.
Industrial maintenance and OEM machinery.
Technical Specifications
Series
CL Colour-Coded Ring Terminals
Manufacturer part number
2396991
Product type
Copper compression cable lug
Cable cross-section
110 mm²
Stud size
M10
Hole diameter (ØD)
10.5 mm
Palm width (B)
25 mm
Overall length (L)
73.5 mm
Palm length (A)
40 mm
Barrel internal diameter
13.5 mm
Barrel external diameter
17.5 mm
Cable stripping length
44 mm
Die colour
Purple
Die index
19
Material
Annealed electrolytic copper
Surface finish
Electrolytic tin plating
Maximum operating voltage
35 kV
Operating temperature
-50°C to +150°C
Weight
Approx. 62.7 g
Compliance
UL 486A-486B, RoHS
HS Code
85369010
Country of Manufacture
Italy
Frequently Asked Questions
What is the Cembre 2396991 used for?
The Cembre 2396991 is used to terminate 110 mm² copper conductors onto equipment fitted with M10 terminal studs.
What cable size is supported?
The CL4/0-38 is designed for 110 mm² copper conductors.
What fixing size does this cable lug use?
The lug features a 10.5 mm hole suitable for M10 fixings.
Which crimping die is required?
This cable lug uses the Purple die marking with die index 19 when installed using compatible Cembre compression tools.
Why is the lug tin plated?
The electrolytic tin-plated finish helps protect the copper against corrosion and oxidation while maintaining excellent electrical conductivity over its service life.
Trusted by Electrical Professionals Worldwide
Cembre compression cable lugs are trusted by electrical contractors, OEM machine builders, panel manufacturers and utilities for delivering secure, high-performance electrical terminations in demanding industrial applications.
Series
CL Colour-Coded Ring Terminals
Manufacturer part number
2396991
Product type
Copper compression cable lug
Cable cross-section
110 mm²
Stud size
M10
Hole diameter (ØD)
10.5 mm
Palm width (B)
25 mm
Overall length (L)
73.5 mm
Palm length (A)
40 mm
Barrel internal diameter
13.5 mm
Barrel external diameter
17.5 mm
Cable stripping length
44 mm
Die colour
Purple
Die index
19
Material
Annealed electrolytic copper
Surface finish
Electrolytic tin plating
Maximum operating voltage
35 kV
Operating temperature
-50°C to +150°C
Weight
Approx. 62.7 g
Compliance
UL 486A-486B, RoHS
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.
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Customers supported
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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...