Why Choose the Cembre 2469780 WL03-M Polyamide Insulated Through Connector?
The Cembre 2469780 WL03-M is a premium polyamide (PA6.6) insulated through connector engineered to create secure, permanent inline electrical connections between stranded copper conductors. Manufactured by Cembre, this professional-grade crimp connector combines high-purity electrolytic copper with robust PA6.6 insulation to provide outstanding electrical conductivity, superior mechanical strength and long-term reliability for industrial and commercial electrical installations.
Manufactured from electrolytic copper with an electrolytically tin-plated finish, the WL03-M offers excellent corrosion resistance while maintaining low contact resistance throughout its service life. The durable transparent polyamide insulation provides enhanced mechanical protection, improved temperature resistance and easy visual inspection of conductor insertion during installation.
Designed for 0.25–1.5 mm² copper conductors, the Cembre WL03-M is widely used in electrical control panels, machinery, automation systems, OEM equipment and commercial electrical installations where dependable inline cable joints are essential.
Key Advantages
Premium polyamide insulated through connector.
Suitable for 0.25–1.5 mm² stranded copper conductors.
Transparent PA6.6 insulation allows visual inspection of conductor insertion.
Excellent corrosion resistance for long service life.
Compatible with professional radial and indent crimping tools.
Key Features
Manufacturer: Cembre.
Series: WL Polyamide Through Connectors.
Model: WL03-M.
Manufacturer Part Number: 2469780.
PA6.6 insulated through connector.
Suitable for 0.25–1.5 mm² conductors.
Electrolytically tin-plated copper barrel.
Transparent polyamide insulation.
Central stop for correct conductor positioning.
Professional crimp installation.
Reliable Inline Cable Joining for Industrial Applications
The Cembre WL03-M is engineered to provide permanent inline cable joints with excellent electrical continuity and mechanical integrity. The electrolytically tin-plated copper barrel minimises resistance while the PA6.6 insulation provides excellent resistance to heat, abrasion and demanding industrial environments.
Its professional construction makes it an excellent solution for electrical contractors, panel builders, OEM manufacturers and maintenance engineers requiring dependable cable joints with consistent crimp quality across industrial applications.
Typical Applications
Industrial control panels.
Machine building and OEM equipment.
Factory automation systems.
Electrical maintenance and repair.
Switchgear and distribution equipment.
Commercial electrical installations.
Copper conductor cable splicing.
Technical Specifications
Series
WL Polyamide Through Connectors
Manufacturer Part Number
2469780
Product type
Polyamide insulated through connector
Conductor size
0.25–1.5 mm²
Connector type
Through (butt) connector
Conductor material
Electrolytic copper (>99.95% purity)
Surface finish
Electrolytically tin plated
Insulation material
Polyamide PA6.6
Insulation colour
Transparent
Minimum operating temperature
-20°C
Maximum operating temperature
+115°C
Short-term temperature
+130°C
Crimping geometry
Radial / Indent
HS Code
85369010
Country of Manufacture
Taiwan
Frequently Asked Questions
What is the Cembre 2469780 WL03-M used for?
It is used to permanently join stranded copper conductors using a professional crimping tool.
What conductor sizes does it support?
The WL03-M is suitable for stranded copper conductors from 0.25 mm² to 1.5 mm².
Why use transparent polyamide insulation?
The transparent PA6.6 insulation allows visual confirmation that conductors are fully inserted before crimping while providing excellent mechanical protection and high temperature resistance.
What material is the connector manufactured from?
It is manufactured from electrolytic copper with an electrolytically tin-plated finish for excellent conductivity and corrosion resistance.
Where is the WL03-M commonly used?
It is widely used in industrial machinery, electrical control panels, automation systems, OEM manufacturing and commercial electrical installations.
Trusted by Electrical Professionals Worldwide
Cembre polyamide insulated connectors are trusted worldwide by electricians, panel builders and OEM manufacturers for delivering secure, durable and reliable electrical cable connections across industrial and commercial installations.
Series
WL Polyamide Through Connectors
Manufacturer Part Number
2469780
Product type
Polyamide insulated through connector
Conductor size
0.25–1.5 mm²
Connector type
Through (butt) connector
Conductor material
Electrolytic copper (>99.95% purity)
Surface finish
Electrolytically tin plated
Insulation material
Polyamide PA6.6
Insulation colour
Transparent
Minimum operating temperature
-20°C
Maximum operating temperature
+115°C
Short-term temperature
+130°C
Crimping geometry
Radial / Indent
HS Code
85369010
Country of Manufacture
Taiwan
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.
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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...