IMO MT5-L1 pre-printed terminal marker with the L1 designation for identifying compatible 2.5 mm² to 70 mm² DIN rail terminal blocks. Supplied in packs of 500.
SKU:MT5-L1Alt SKU:MT5L1MPN:MT5-L1
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The IMO MT5-L1 is a durable pre-printed terminal marker designed for the clear identification of L1 phase conductors on DIN rail terminal blocks within industrial control panels and electrical installations. Featuring a white marker with a bold black "L1" designation, it provides fast, consistent and professional circuit identification for panel builders, OEMs and maintenance engineers.
Part of the IMO MT5 marking system, the MT5-L1 is compatible with the complete IMO DIN rail terminal block range from 2.5 mm² to 70 mm². Supplied in packs of 500 markers, it is ideal for high-volume panel production and industrial wiring applications.
Using pre-printed phase markers improves installation speed, simplifies commissioning and maintenance, and ensures consistent identification of L1 conductors throughout the life of the electrical installation.
Key Advantages
Pre-printed "L1" marker for fast phase identification.
Compatible with IMO DIN rail terminal blocks.
Suitable for terminal sizes from 2.5 mm² to 70 mm².
Improves panel organisation and maintenance efficiency.
Durable industrial-grade construction.
Supplied in economical packs of 500 markers.
Key Features
Manufacturer: IMO Precision Controls.
Pre-printed L1 designation.
White marker with black print.
Compatible with IMO DIN rail terminal block range.
Suitable for 2.5 mm² to 70 mm² terminal blocks.
Simple push-fit installation.
Designed for industrial control panels and switchgear.
Pack quantity: 500 markers.
Professional Phase Identification
Terminal markers provide a clear and consistent method of identifying wiring connections within electrical installations. Clearly identifying L1 phase terminals reduces wiring errors, speeds up commissioning and simplifies future maintenance and fault finding.
The IMO MT5-L1 forms part of the comprehensive MT5 marking range, offering pre-printed alphanumeric markers compatible with the complete IMO DIN terminal block system.
Typical Applications
Industrial control panels.
Electrical switchboards.
Machine building.
OEM automation equipment.
DIN rail L1 phase terminal identification.
Maintenance and retrofit projects.
Technical Specifications
Product type
Terminal marker
Marker
L1
Colour
White with black print
Marker size
5 × 5 mm
Compatible terminal sizes
2.5 mm² to 70 mm²
Mounting
Push-fit onto compatible terminal blocks
Pack quantity
500 pieces
Application
L1 phase terminal identification
HS Code
8536901000
Country of Manufacture
Türkiye
Frequently Asked Questions
What is the IMO MT5-L1?
The MT5-L1 is a pre-printed terminal marker displaying L1 for identifying phase conductors on compatible DIN rail terminal blocks.
Which terminal blocks is it compatible with?
It is compatible with IMO DIN rail terminal blocks ranging from 2.5 mm² to 70 mm².
How many markers are supplied?
The MT5-L1 is supplied in packs of 500 markers.
What colour is the marker?
The marker features a white body with a black printed L1 designation for excellent visibility.
Where is the MT5-L1 typically used?
It is commonly used in industrial control panels, switchgear and automation systems to identify L1 phase connections.
Trusted Panel Identification
IMO terminal marking accessories are trusted by electrical engineers and panel builders worldwide to deliver organised, clearly labelled and professional industrial control systems.
Product type
Terminal marker
Marker
L1
Colour
White with black print
Marker size
5 × 5 mm
Compatible terminal sizes
2.5 mm² to 70 mm²
Mounting
Push-fit onto compatible terminal blocks
Pack quantity
500 pieces
Application
L1 phase terminal identification
HS Code
8536901000
Country of Manufacture
Türkiye
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
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Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
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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.
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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...