TE Connectivity / Entrelec 1SNK146101R0000 MC512PA is a white polyamide pre-printed terminal marker card featuring the letter J repeated 100 times in a horizontal orientation for industrial terminal block and terminal strip identification.
SKU:1SNK146101R0000Alt SKU:MC512PA (100xJ) H Marker CardMPN:1SNK146101R0000
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Why Choose the TE Connectivity / Entrelec 1SNK146101R0000 MC512PA Marker Card?
The TE Connectivity / Entrelec 1SNK146101R0000 is an MC512PA pre-printed terminal block marker card designed for clear and consistent identification of terminal connections in industrial control panels, machinery and automation systems. Pre-printed with the letter J repeated 100 times in a horizontal orientation, it provides a convenient ready-to-use identification solution for compatible terminal block assemblies.
Designed as part of the Entrelec terminal block and strip marking accessory range, the MC512PA uses factory-applied markings to provide uniform identification without requiring individual labels to be manually written or printed. The repeated J marking is particularly useful where multiple related terminals, circuits or connection points need to carry the same reference throughout an electrical installation.
Manufactured from white polyamide, the 1SNK146101R0000 combines compact 12 × 5.2 × 4.8 mm dimensions with a broad operating temperature range of -55 to +110 °C. Its material carries a UL 94V-2 flammability rating, providing a durable professional marking solution for industrial electrical and automation environments.
Key Advantages
Pre-printed J marking repeated 100 times for convenient terminal identification.
Horizontal print orientation for clear identification on compatible terminal assemblies.
Factory-applied markings reduce manual printing and labelling work.
Provides consistent identification across groups of related terminal connections.
Durable white polyamide construction for industrial applications.
Wide -55 to +110 °C operating temperature range.
Compact 5.2 mm width for space-efficient terminal identification.
Key Features
TE Connectivity / Entrelec MC512PA marker card.
Pre-printed J (×100) marking configuration.
100 repeated J markers.
Horizontal marker orientation.
White polyamide construction.
5.2 mm product width.
12 mm product height.
4.8 mm product depth.
-55 to +110 °C operating temperature range.
UL 94V-2 flammability rating.
Designed for terminal block and terminal strip identification.
Consistent Letter Identification for Industrial Terminal Blocks
Clear terminal identification helps engineers match physical connections with electrical drawings and simplifies circuit tracing during installation, commissioning and maintenance. Using pre-printed marker cards also provides consistent, professional identification throughout a control cabinet without requiring each marker to be individually written or printed.
The MC512PA 1SNK146101R0000 provides 100 pre-printed J markings in a horizontal format, making it particularly useful when the same letter reference is required across multiple terminals or connection points. Its compact dimensions, durable polyamide construction and wide operating temperature range make it a practical identification accessory for panel builders, machine builders and industrial automation engineers.
Typical Applications
Terminal block identification in industrial control panels.
Repeated J-reference terminal identification.
PLC and automation cabinet wiring.
Machine building and OEM electrical systems.
Factory automation and production equipment.
Electrical distribution and control cabinets.
Technical Specifications
Manufacturer
TE Connectivity / Entrelec
Series
MC512PA
Model
MC512PA J (×100) Horizontal
Manufacturer part number
1SNK146101R0000
Product type
Pre-printed marker card
Application
Terminal block and terminal strip marking
Pre-printed marking
J (×100)
Number of repeated marks
100
Product orientation
Horizontal
Colour
White
Material
Polyamide
Number of cards per package
1
Number of digits per marker – horizontal
3
Number of digits per marker – vertical
8
Operating temperature
-55 to +110 °C
UL flammability rating
UL 94V-2
Product height
12 mm
Product width
5.2 mm
Product depth
4.8 mm
Product length
5 mm
Product weight
10 g
EAN
3472591461015
Frequently Asked Questions
What is the TE Connectivity / Entrelec 1SNK146101R0000 used for?
The 1SNK146101R0000 is a pre-printed terminal block marker card used to identify terminal connections with the letter J in industrial electrical panels, machinery and automation systems.
What is printed on the MC512PA 1SNK146101R0000?
The marker card is pre-printed with the letter J repeated 100 times, providing a ready-made solution where the same J identification is required across multiple terminal positions.
What orientation are the markings?
The 1SNK146101R0000 has horizontally orientated markings, providing clear identification when fitted to compatible terminal block assemblies.
What material is the MC512PA marker card made from?
The marker card is manufactured from white polyamide and has a UL 94V-2 flammability rating for industrial electrical applications.
What temperature range is the 1SNK146101R0000 designed for?
The MC512PA marker card has an operating temperature range of -55 to +110 °C, making it suitable for a wide range of industrial electrical and automation environments.
Trusted Industrial Terminal Identification
TE Connectivity / Entrelec MC512PA terminal marking accessories provide panel builders, machine builders and automation engineers with clear and consistent pre-printed identification designed to simplify panel assembly, circuit tracing, troubleshooting and maintenance.
Manufacturer
TE Connectivity / Entrelec
Series
MC512PA
Model
MC512PA J (×100) Horizontal
Manufacturer part number
1SNK146101R0000
Product type
Pre-printed marker card
Application
Terminal block and terminal strip marking
Pre-printed marking
J (×100)
Number of repeated marks
100
Product orientation
Horizontal
Colour
White
Material
Polyamide
Number of cards per package
1
Number of digits per marker – horizontal
3
Number of digits per marker – vertical
8
Operating temperature
-55 to +110 °C
UL flammability rating
UL 94V-2
Product height
12 mm
Product width
5.2 mm
Product depth
4.8 mm
Product length
5 mm
Product weight
10 g
EAN
3472591461015
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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Customers supported
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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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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...