TE Connectivity 1SNK148121R0000 is a white polyamide MC512PA pre-printed terminal block marker card featuring the U3 designation repeated 100 times in a horizontal orientation for professional electrical terminal identification.
£3.52
The TE Connectivity 1SNK148121R0000 is a pre-printed MC512PA terminal block marker card designed for clear and consistent identification of terminals in electrical control panels, switchgear and industrial automation systems. Part of the TE Connectivity ENTRELEC marking range, this marker card features the designation U3 repeated 100 times in a horizontal orientation.
Designed for professional terminal identification, the MC512PA provides a convenient pre-printed marking solution that helps panel builders, machine manufacturers and maintenance engineers organise wiring assemblies and identify connection points efficiently. The pre-printed format removes the need to create individual U3 identifiers manually, helping maintain a clean, consistent and professional panel layout.
Manufactured from white polyamide, the 1SNK148121R0000 measures 12 mm high, 5.2 mm wide, 5 mm long and 4.8 mm deep. Its -55 to +110 °C operating temperature range and UL 94 V-2 flammability rating make it suitable for demanding industrial electrical installations.
Terminal marker cards provide an effective method of identifying connection points and circuit references within electrical control cabinets and terminal assemblies. Clear identification helps installers and maintenance personnel match terminal positions with electrical drawings, improving commissioning, inspection, maintenance and fault-finding efficiency.
The MC512PA marking system provides consistent pre-printed identification for professional electrical installations. With the U3 designation repeated 100 times in a horizontal orientation, the 1SNK148121R0000 offers a convenient solution for applications requiring repeated U3 identification without manual printing or handwriting.
| Manufacturer | TE Connectivity ENTRELEC |
|---|---|
| Series | MC512PA |
| Model | 1SNK148121R0000 |
| Product type | Marker card |
| Function | Pre-printed terminal identification |
| Pre-printed mark details | U3 × 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 |
| Product height | 12 mm |
| Product width | 5.2 mm |
| Product length | 5 mm |
| Product depth | 4.8 mm |
| Product weight | 10 g |
| Operating temperature | -55 to +110 °C |
| Flammability rating | UL 94 V-2 |
| EAN | 3472591481211 |
It is a pre-printed terminal block marker card used to provide clear U3 identification within electrical control panels, terminal assemblies and industrial automation systems.
The MC512PA marker card is pre-printed with the designation U3 repeated 100 times.
The 1SNK148121R0000 has a horizontal product orientation.
The marker card is manufactured from white polyamide and has a UL 94 V-2 flammability rating.
The marker card measures 12 mm high, 5.2 mm wide, 5 mm long and 4.8 mm deep.
The 1SNK148121R0000 has an operating temperature range of -55 to +110 °C, making it suitable for a broad range of industrial electrical environments.
TE Connectivity ENTRELEC marking accessories provide clear and consistent terminal identification for professional electrical installations, helping panel builders, machine manufacturers and automation engineers create organised systems that are easier to commission, inspect, maintain and troubleshoot.
● Service Agreements
Credit Accounts
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.
● frequently asked questions
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.
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
● latest blog
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...