Why Choose the Cembre 2146026 GKY-U5 Fork Terminal?
The Cembre 2146026 GKY-U5 is a premium quality yellow pre-insulated fork terminal designed for secure, vibration-resistant electrical connections in industrial control panels, switchgear, machinery and OEM automation equipment. Manufactured by Cembre, this professional-grade terminal provides dependable electrical performance while allowing fast installation and straightforward maintenance thanks to its open fork design.
Manufactured from 99.95% pure tin-plated electrolytic copper with durable PA6.6 (polyamide) insulation, the GKY-U5 offers excellent conductivity, corrosion resistance and long service life. The knurled barrel and anti-vibration collar help maintain a secure electrical connection, even in demanding industrial environments.
Designed for 4–6 mm² (AWG 12–10) stranded copper conductors and M5 stud connections, the Cembre 2146026 operates reliably between -20 °C and +105 °C, with short-term resistance up to 110 °C. The insulation is UL94 V2 self-extinguishing and complies with UNI EN 1652:1999 standards.
Key Advantages
Professional pre-insulated fork terminal for industrial wiring.
Suitable for 4–6 mm² copper conductors.
Designed for M5 stud connections.
Knurled barrel and anti-vibration collar provide secure connections.
PA6.6 insulated sleeve with UL94 V2 self-extinguishing properties.
Key Features
Manufacturer: Cembre.
Model: GKY-U5.
Manufacturer Part Number: 2146026.
Yellow insulated fork terminal.
Conductor size: 4–6 mm².
Suitable for stranded copper conductors.
99.95% pure tin-plated electrolytic copper conductor.
Partial PA6.6 insulation.
Easy-entry cable insertion.
Professional crimp installation.
Reliable Electrical Connections for Industrial Applications
Fork terminals provide secure electrical terminations while allowing rapid installation and simplified maintenance, as the connection can be removed without completely removing the fixing screw. Their vibration-resistant construction makes them ideal for machinery and industrial control equipment.
The Cembre GKY-U5 is widely used by panel builders, electrical contractors and OEM manufacturers where reliable low-voltage electrical connections are essential for safe and efficient operation.
Typical Applications
Industrial control panels.
Machine building and OEM equipment.
Electrical switchgear.
Automation systems.
Power distribution equipment.
Industrial maintenance and repair.
Technical Specifications
Part Number
2146026
Alternative SKU
GKY-U5
Product type
Pre-insulated fork terminal
Terminal colour
Yellow
Cable size
4–6 mm²
Stud size
M5
Conductor material
99.95% electrolytic copper, tin plated
Insulation material
PA6.6 polyamide
Operating temperature
-20 °C to +105 °C
Short-term temperature
Up to 110 °C
Fire rating
UL94 V2
Standard
UNI EN 1652:1999
ETIM Class
EC001052
Installation
Crimp termination
HS Code
85369010
Country of Manufacture
Taiwan
Frequently Asked Questions
What is the Cembre 2146026 GKY-U5 used for?
It provides secure crimped fork terminal connections for industrial electrical wiring, switchgear and control panel applications.
What cable size does this terminal support?
The terminal is designed for 4–6 mm² stranded copper conductors.
What stud size is this fork terminal designed for?
The GKY-U5 is designed for M5 fixing screws.
What materials are used in its construction?
The conductor is manufactured from tin-plated electrolytic copper with a durable PA6.6 insulated cover for long service life.
Where is this terminal commonly installed?
It is commonly installed in industrial control panels, automation systems, switchgear, machinery and power distribution equipment.
Trusted by Electrical Professionals Worldwide
Cembre insulated terminals are trusted by electricians, control panel builders and automation engineers for delivering reliable, safe and standards-compliant electrical connections across demanding industrial applications.
Part Number
2146026
Alternative SKU
GKY-U5
Product type
Pre-insulated fork terminal
Terminal colour
Yellow
Cable size
4–6 mm²
Stud size
M5
Conductor material
99.95% electrolytic copper, tin plated
Insulation material
PA6.6 polyamide
Operating temperature
-20 °C to +105 °C
Short-term temperature
Up to 110 °C
Fire rating
UL94 V2
Standard
UNI EN 1652:1999
ETIM Class
EC001052
Installation
Crimp termination
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.
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...