TE Connectivity 1SNK148051R0000 MC512PA is a white polyamide horizontal terminal block marker card pre-printed with L1 repeated 100 times for clear industrial terminal identification.
SKU:1SNK148051R0000Alt SKU:MC512PA (100xL1) H Marker CardMPN:1SNK148051R0000
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Why Choose the TE Connectivity 1SNK148051R0000 MC512PA Marker Card?
The TE Connectivity 1SNK148051R0000 is a pre-printed MC512PA terminal block marker card designed for clear and durable identification of terminals in industrial electrical panels and control systems. Part of the TE Connectivity ENTRELEC terminal block marking range, this version is pre-printed with L1 repeated 100 times and features a horizontal marking orientation.
The MC512PA marker card provides consistent, professional identification across compatible terminal block assemblies. Its white background and factory-applied L1 markings make connection points easier to recognise during panel assembly, commissioning, inspection and maintenance, helping technicians trace wiring efficiently while maintaining an organised electrical installation.
Manufactured from durable polyamide, the 1SNK148051R0000 measures 12 mm high × 5.2 mm wide × 4.8 mm deep with a product length of 5 mm. It is specified for operating temperatures from -55 to +110 °C and carries a UL 94V-2 flammability rating, supporting dependable identification in demanding industrial environments.
Key Advantages
Pre-printed L1 identification repeated 100 times for consistent terminal marking.
Horizontal orientation for compatible terminal identification layouts.
White marker surface provides clear and easily readable identification.
Durable polyamide construction for industrial electrical applications.
Wide -55 to +110 °C operating temperature range.
Designed as part of the TE Connectivity ENTRELEC terminal block marking system.
Key Features
TE Connectivity ENTRELEC MC512PA marker card.
L1 (x100) pre-printed marking.
Horizontal product orientation.
Primary product colour: white.
Manufactured from polyamide.
5.2 mm product width.
10 g product weight.
UL 94V-2 flammability rating.
Reliable Terminal Identification for Industrial Panels
Terminal markers provide an effective method of identifying individual connection points within electrical control panels. Clearly marked terminals simplify circuit tracing, installation checks, commissioning and fault finding while helping panel builders maintain an organised and professional wiring system.
The MC512PA range provides factory pre-printed identification for compatible terminal block installations. The 1SNK148051R0000 combines repeated L1 markings with horizontal orientation, durable polyamide construction and a broad operating temperature range, making it well suited to industrial control cabinets, machinery and automation systems.
Typical Applications
Industrial electrical control panels.
ENTRELEC terminal block assemblies.
Three-phase circuit and conductor identification.
PLC and automation cabinets.
Machine-building electrical systems.
Power distribution and marshalling panels.
OEM equipment and industrial wiring installations.
Technical Specifications
Manufacturer
TE Connectivity / ENTRELEC
Series
MC512PA
Model
MC512PA L1 (x100) Horizontal
Manufacturer part number
1SNK148051R0000
Product type
Marker card
Pre-printed marking
L1 (x100)
Orientation
Horizontal
Colour
White
Material
Polyamide
Number of cards per package
1
Digits per marker – horizontal
3
Digits per marker – vertical
8
Height
12 mm
Length
5 mm
Width
5.2 mm
Depth
4.8 mm
Weight
10 g
Operating temperature range
-55 to +110 °C
UL flammability rating
UL 94V-2
Frequently Asked Questions
What is the TE Connectivity 1SNK148051R0000 used for?
It is a pre-printed terminal block marker card used to provide clear identification of terminals and connection points in electrical panels, machinery and industrial automation systems.
What is printed on the 1SNK148051R0000 marker card?
The MC512PA card is pre-printed with L1 repeated 100 times, providing consistent L1 identification across compatible terminal positions.
What orientation does this MC512PA marker card use?
The 1SNK148051R0000 uses a horizontal orientation for compatible terminal block marking arrangements.
What material is the marker card made from?
The marker card is manufactured from white polyamide and has a UL 94V-2 flammability rating.
What temperature range is the 1SNK148051R0000 suitable for?
The marker card is specified for an operating temperature range of -55 to +110 °C, making it suitable for a wide range of industrial electrical environments.
Trusted by Panel Builders and Automation Professionals
TE Connectivity ENTRELEC terminal marking accessories are used by panel builders, machine manufacturers and automation professionals to create clearly identified, organised and maintainable wiring systems in industrial electrical installations.
Manufacturer
TE Connectivity / ENTRELEC
Series
MC512PA
Model
MC512PA L1 (x100) Horizontal
Manufacturer part number
1SNK148051R0000
Product type
Marker card
Pre-printed marking
L1 (x100)
Orientation
Horizontal
Colour
White
Material
Polyamide
Number of cards per package
1
Digits per marker – horizontal
3
Digits per marker – vertical
8
Height
12 mm
Length
5 mm
Width
5.2 mm
Depth
4.8 mm
Weight
10 g
Operating temperature range
-55 to +110 °C
UL flammability rating
UL 94V-2
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...