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Terminal blocks are used when it comes to establishing electrical connections quickly and securely. As a type of wire-to-board connection, they offer a way to manage and connect electrical wiring quickly and reliably. These components are widespread in the electronics industry, and are often used in data control, telecommunications, power distribution, security, automotive, and lighting systems.

Terminal blocks consist of two rows of conductor strips – one angled device and the other parallel. The angled device accepts the electrical wire, and the parallel device is usually connected to a PCB. The electrical wire is inserted into the angled device using a tool, and clamped in place. The contacts are then completed via metal bridges, and the contacts are secured in place using screws.

Terminal blocks for wire-to-board connections fall into two main categories - plug-in and screw-down. Plug-in terminal blocks are quick to install, and they securely hold wires in place without needing to solder. Screw-down terminal blocks are ideal for permanent installations, as they are securely fastened with screws. Another notable feature of a screw-down connection is that it can be unplugged and rebind in the future. This is useful for adding modifications or updates to the electronic system.

Terminal blocks are designed with safety in mind, and wiring mistakes are easily spotted. They are also widely used in special environment areas such as in the medical, aerospace, and marine industries. This is because terminal blocks are resistant to heat, vibration, and oils which are common elements in harsh industries.

As the electrical industry continues to evolve and become increasingly complex, more intricate and versatile types of dual blocks are emerging. For example, some blocks now offer dual-level connections, enabling two circuits to be connected in one space. Other blocks feature LED indicators or onboard diagnostics, allowing users to check the status of a connection remotely.

Customisation is also a major factor when it comes to terminal blocks. The flexibility to modify existing products means that manufacturers can produce bespoke blocks to meet specific requirements. This includes elements such as electrical ratings, lengthening or shortening the component, colour coding for easy identification, and extra mounting holes.

In conclusion, terminal blocks have become an integral part of the electronics industry. Fast installations with secure connections, combined with an extensive selection of customisations, make terminal blocks a reliable and versatile solution for a variety of applications.

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