TE Connectivity MC512PA 1SNK146221R0000 is a white horizontal polyamide terminal marker card pre-printed with the letter V repeated 100 times for clear identification of compatible ENTRELEC terminal block assemblies.
SKU:1SNK146221R0000Alt SKU:MC512PA (100xV) H Marker CardMPN:1SNK146221R0000
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Why Choose the TE Connectivity MC512PA (100xV) H Marker Card 1SNK146221R0000?
The TE Connectivity MC512PA (100xV) H Marker Card 1SNK146221R0000 is a professional pre-printed terminal block marker card from the ENTRELEC range, designed for clear and consistent identification of compatible terminal block assemblies. The card is pre-printed with the letter V repeated 100 times, providing 100 ready-to-use identification markers for industrial control panels, automation equipment and electrical distribution systems.
This specific MC512PA variant features a horizontal product orientation. Its white marker surface provides clear contrast for the pre-printed V legends, helping panel builders and maintenance engineers achieve consistent terminal identification while eliminating the need to print or prepare individual markers.
Manufactured from durable polyamide, the 1SNK146221R0000 measures 12 mm high, 5 mm long, 5.2 mm wide and 4.8 mm deep. It weighs 10 g, is rated for operation from -55 to +110 °C and has a UL 94 V-2 flammability rating, supporting dependable identification in demanding industrial electrical environments.
Provides 100 markers pre-printed with the letter V.
Horizontal orientation for compatible terminal block assemblies.
White marker surface provides clear contrast for printed identification.
Durable polyamide construction for industrial environments.
Wide -55 to +110 °C operating temperature range.
Key Features
TE Connectivity / ENTRELEC MC512PA marker card.
Pre-printed marking: V (×100).
100 pre-printed markers per card.
Horizontal product orientation.
White primary product colour.
Polyamide primary product material.
5.2 mm product width.
12 mm product height.
5 mm product length.
4.8 mm product depth.
10 g product weight.
UL 94 V-2 flammability rating.
Reliable Identification for Industrial Terminal Assemblies
Clear terminal identification supports efficient panel assembly, commissioning, troubleshooting and maintenance. The TE Connectivity MC512PA supplies 100 pre-printed V markers, enabling technicians and panel builders to apply consistent alphabetical identification without producing each marker individually.
The horizontal orientation and compact 5.2 mm-wide format make the 1SNK146221R0000 a practical identification accessory for compatible ENTRELEC terminal block installations. Its durable polyamide construction and broad operating temperature range support reliable use in industrial automation, machinery, process control and electrical distribution applications.
Typical Applications
Industrial terminal block identification.
Control panel and switchboard wiring.
PLC and automation cabinets.
Electrical distribution assemblies.
Machine-building and OEM control systems.
Process control and instrumentation panels.
Technical Specifications
Manufacturer
TE Connectivity
Brand
ENTRELEC
Model
MC512PA V (x100) Horizontal
Manufacturer part number
1SNK146221R0000
Product type
Marker card
Pre-printed mark details
V (×100)
Number of markers
100
Product orientation
Horizontal
Colour
White
Primary material
Polyamide
Width
5.2 mm
Height
12 mm
Length
5 mm
Depth
4.8 mm
Product weight
10 g
Number of digits per marker – horizontal
3
Number of digits per marker – vertical
8
Number of cards per manufacturer package
1
Operating temperature range
-55 to +110 °C
Flammability rating
UL 94 V-2
EAN
3472591462210
Frequently Asked Questions
What is the TE Connectivity 1SNK146221R0000 used for?
The 1SNK146221R0000 is a pre-printed terminal block marker card designed to provide repeated V identification for compatible ENTRELEC terminal block assemblies.
What is printed on the MC512PA 1SNK146221R0000?
The marker card is pre-printed with the letter V repeated 100 times, providing 100 ready-to-use V identification markers.
Is the MC512PA 1SNK146221R0000 horizontal or vertical?
This specific MC512PA version has a horizontal product orientation.
What are the dimensions of the TE Connectivity 1SNK146221R0000?
The marker card measures 12 mm high, 5 mm long, 5.2 mm wide and 4.8 mm deep, with a product weight of 10 g.
What temperature range is the MC512PA 1SNK146221R0000 suitable for?
The marker card is rated for operation from -55 to +110 °C and is manufactured from polyamide with a UL 94 V-2 flammability rating.
Trusted by Industrial Panel Builders Worldwide
TE Connectivity ENTRELEC terminal marking accessories provide panel builders, automation engineers and machine manufacturers with clear, consistent and service-friendly identification for professional industrial terminal block installations.
Manufacturer
TE Connectivity
Brand
ENTRELEC
Model
MC512PA V (x100) Horizontal
Manufacturer part number
1SNK146221R0000
Product type
Marker card
Pre-printed mark details
V (×100)
Number of markers
100
Product orientation
Horizontal
Colour
White
Primary material
Polyamide
Width
5.2 mm
Height
12 mm
Length
5 mm
Depth
4.8 mm
Product weight
10 g
Number of digits per marker – horizontal
3
Number of digits per marker – vertical
8
Number of cards per manufacturer package
1
Operating temperature range
-55 to +110 °C
Flammability rating
UL 94 V-2
EAN
3472591462210
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.
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Stock lines ready to ship
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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.
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...