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Ethernet cables, also known as network cables, internet cables, or LAN cables, are physical cables that are used to connect devices like computers, routers, switches and other networked devices in a local area network (LAN). They are fundamental for establishing high-speed, reliable connections between various networked devices, allowing them to transmit data such as internet traffic and network communications efficiently and securely. They do so by transmitting electrical signals over copper or fiber optic wires.

Each cable consists of twisted pairs of wires, which help to reduce susceptibility to electromagnetic interference and crosstalk from adjacent wires, enhancing signal integrity and reliability. The most common types of Ethernet cables include Cat 5, Cat 5e, Cat 6, Cat 6a, Cat 7, Cat 8 and Cat 8.1, which correlates to how effectively they can reduce interference and support higher bandwidths. Ethernet cables provide faster speeds and more stability than wireless connections making them crucial for applications requiring reliable connectivity and high-speed data transmission.

## **Features of Ethernet Cables**
- **Physical Design:** Ethernet cables typically consist of twisted pairs of copper wires encased in a protective outer sheath. The most common type of Ethernet cable is known as "Category 5e" (Cat 5e) or "Category 6" (Cat 6). Cat 5e cables can handle speeds up to 1 gigabit per second (Gbps), while Cat 6 ethernet cables can support speeds up to 10 Gbps.
- **Connectors:** Ethernet cables use connectors called "RJ-45 connectors" at each end. These connectors have eight pins that make contact with the eight wires inside the cable. They are designed to snap into Ethernet ports on devices.
- **Ethernet Standards:** Ethernet cables adhere to various standards, such as 10BASE-T, 100BASE-TX, and 1000BASE-T, which specify the maximum data transfer speeds they can support. Newer standards like 10GBASE-T support even faster data rates.
- **Cable Length:** Ethernet cables have a maximum recommended length, which depends on the specific standard and cable quality. For example, Cat 5e cables should not exceed 100 metres (about 328 feet) in length for optimal performance.
- **PoE (Power over Ethernet):** Some Ethernet cables support Power over Ethernet, allowing both data and electrical power to be transmitted over the same cable. This is often used to power devices like IP cameras and VoIP phones.
- **Colour Coding:** Ethernet cables often follow a colour-coding scheme for the wires inside. The most common colour code is TIA/EIA-568-B, which specifies the order of wire pairs within the cable.
- **Physical Layer:** The physical layer of Ethernet cables includes the media type (such as copper or fiber optic), signal encoding methods, and transmission technology. It dictates how bits are transmitted over the medium, ensuring that devices can communicate effectively.
- **Ethernet Crossover Cables:** Ethernet crossover cables are designed to connect two similar devices directly, such as two computers, without the need for a switch or router. This is achieved by crossing the transmit and receive signal pairs, allowing direct data transfer between the devices.

## **Common Types of Ethernet Cables**

Here are some of the most common types of Ethernet cables:

### **Cat 5e (Category 5e)**

Cat 5e cables are among the most used Ethernet cables. They support data transfer speeds of up to 1 gigabit per second (Gbps) and are suitable for most home and small office network applications.

### **Cat 6 (Category 6)**

Cat 6 cables are an improvement over Cat 5e and can handle higher data transfer speeds, up to 10 gigabits per second (Gbps) over shorter distances.

### **Cat 6a (Category 6a)**

Cat 6a cables, also known as Cat 6 Augmented, offer even higher data transfer speeds, up to 10 Gbps over longer distances than Cat 6 cables.

### **Cat 7 (Category 7)**

Cat 7 cables are designed for high-speed networking and offer data transfer speeds of up to 10 Gbps.

### **Cat 8 (Category 8)**

Cat 8 cables are the latest addition to Ethernet cable categories and are designed for extremely high-speed data transfer.

### **Cat 8.1 (Category 8.1)**

Cat 8.1 is a variant of Cat 8 cables designed for use in residential and commercial applications. It supports data transfer speeds of up to 25 Gbps.

For more information, please check out our [guide to ethernet cables](https://au.rs-online.com/web/content/discovery/ideas-and-advice/ethernet-cables-guide).

## **Cable Construction**

The internal structure of an Ethernet cable is designed to ensure efficient data transmission and minimise interference. There are a number of different components and configurations. These include:

- **Twisted Pairs:** Ethernet cables consist of multiple pairs of twisted copper wires. The twisting helps reduce electromagnetic interference (EMI) and crosstalk between adjacent pairs, ensuring signal integrity.
- **Unshielded Twisted Pair (UTP):** UTP Ethernet cables lack additional shielding around the twisted pairs. They are cost-effective and commonly used in environments with minimal electromagnetic interference.
- **Shielded Twisted Pair (STP):** STP cables have an additional shielding layer around each twisted pair or around all pairs together. This shielding provides extra protection against EMI, making STP Ethernet cables suitable for environments with high interference.
- **Foiled Twisted Pair (FTP):** FTP Ethernet cables feature a foil shield around all twisted pairs. This type of shielding offers a balance between protection and flexibility, reducing EMI while maintaining ease of installation.
- **Outer Jacket:** The outer jacket of an Ethernet cable is typically made of durable plastic, protecting the internal wires from physical damage and environmental factors.

## **Industrial Applications of Ethernet Cables**

Ethernet cables are a cornerstone of modern industrial operations, enabling robust and reliable network communications across various sectors. These cables connect machines and sensors, facilitating real-time monitoring and control of production processes such as:

- **Real-Time Monitoring and Control:** Ethernet cables connect various devices such as machines and sensors, allowing for continuous monitoring and precise control of production processes.
- **Industrial Automation Systems:** In automated manufacturing, Ethernet cables link [programmable logic controllers](https://au.rs-online.com/web/c/automation-control-gear/plcs-hmis-industrial-computing/plcs-programmable-logic-controllers/) (PLCs) with human-machine interfaces (HMIs) and other devices, ensuring seamless communication and coordination.
- **Data-Intensive Applications:** Ethernet cables support the fast and accurate transmission of data necessary for monitoring equipment health and performance, which can be used for data-intensive applications such as predictive maintenance.
- **Control Systems:** Ethernet networks are vital for control systems, managing processes efficiently and improving productivity by enabling quick data exchange between different system components.
- **Asset Tracking and Inventory Management:** In industrial Ethernet networks, Ethernet cables facilitate asset tracking and inventory management, ensuring streamlined operations and better resource allocation.
- **Connectors:** High-quality Ethernet cable connectors such as RJ45, M12, and M8 are essential for secure and stable connections in industrial applications. These connectors are designed to withstand harsh environments, providing strong mechanical and electrical connections that maintain signal integrity and prevent data loss.
- **Signal Quality:** Maintaining a high **s**ignal quality is crucial in industrial environments. Ethernet cables with proper shielding, such as STP (Shielded Twisted Pair) and FTP (Foiled Twisted Pair), minimise electromagnetic interference (EMI) and crosstalk. This ensures consistent data transmission, which is essential for the reliability and efficiency of industrial operations.

## **Ordering and Delivery Information: Ethernet Cables**

[RS](https://au.rs-online.com/web/) is a trusted supplier and distributor of Ethernet cables, offering a wide range of options from leading brands such as [Phoenix Contact](https://au.rs-online.com/web/c/cables-wires/networking-coaxial-cables/ethernet-cable/?applied-dimensions=4294965813), [Siemens](https://au.rs-online.com/web/c/cables-wires/networking-coaxial-cables/ethernet-cable/?applied-dimensions=4294965546), [StarTech.com](http://startech.com/), [TE Connectivity](https://au.rs-online.com/web/c/cables-wires/networking-coaxial-cables/ethernet-cable/?applied-dimensions=4294725095), and more. Whether you're looking to upgrade your network infrastructure or starting a new project, RS provides comprehensive solutions to meet your connectivity needs. In addition to Ethernet cables, we offer complementary products like [Ethernet connectors](https://au.rs-online.com/web/c/connectors/network-telecom-connectors/ethernet-connectors/) and [Ethernet connector accessories](https://au.rs-online.com/web/c/connectors/network-telecom-connectors/ethernet-connector-accessories/), as well as [cable trunking](https://au.rs-online.com/web/c/cables-wires/cable-management/cable-trunking/) and [cable ties](https://au.rs-online.com/web/c/cables-wires/cable-ties-fixings/cable-ties/), so you can find everything you need for a robust and reliable network setup in one place. 

Simply browse our online platform to filter and select Ethernet cables according to your required specifications. We offer a range of delivery options across Australia. For more details on our delivery services and fees, please refer to our [Delivery Page](https://au.rs-online.com/web/content/support/all-articles/delivery).



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Ethernet Cables | Internet & Networking Cables

Ethernet Cable

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<p>Cat 7 ethernet cables, also referred to as Category 7 cable or Cat7 cable, is used for the cabling infrastructure of Gigabit Ethernet. Cat7 cable was developed with strict specifications on crosstalk and EMI protection.</p><h2>Cat 7 Ethernet Cable Uses</h2><p>Cat 7 ethernet cables feature four individually shielded pairs as well as an overall cable shield to protect the signals from crosstalk and EMI. Cat7 cables are designed for use in Industrial Ethernet networks, designed to withstand the entire spectrum of environmental and mechanical hazards, from temperature extremes and sunlight to solvents, oils, chemicals and moisture.</p><h2>Cat 7 Ethernet Cable Support</h2><p>Cat7 can support 10 Gbps, but laboratory tests have successfully shown its ability to transmit up to 40 Gbps at 50 meters and even 100 Gbps at 15 meters. The cabling can support frequencies of up to 600 MHz.</p><h2>Connectors for Cat 7 Ethernet Cables</h2><p>Cat7 cable is commonly terminated using a GG45 connector, which is backwards compatible with the RJ45 connector used on Cat6 or Cat5e cable.</p><ul><li>GG45: The GG45 connector has four additional conductors that provide support for frequencies of up to 600 MHz.</li><li>TERA: Cat7 cable may also be terminated using TERA connectors, which have a unique footprint and is not compatible with a standard RJ45 (8p8c) connector. The TERA connector is also capable of supporting frequencies of up to 600 MHz.</li></ul>

Shop our range of Cat5 Cables. Wide range of pre-terminated cables with RJ45 Connectors or bare wire reels of Cat5 Cables. Find out more today at RS

Cat5 Cables | RS

<p>Category 5 cable (or cat5 cable) is Ethernet cable consisting of 4 twisted pairs of copper wire with conductors usually measuring 24 AWG to 26 AWG. Category 5 cable has a maximum run length of 100 m and provides up to 100 Mbps in performance. Cat5 cable can be terminated using punch down blocks for fixed wiring installations. Alternatively this Ethernet cable can be made into patch cables terminated at each end with registered jacks (RJ45 connectors) for shorter movable cabling applications.</p><h2>What are Cat5 Cables suitable for?</h2><p>Cat5 cable is used to transfer data and signals in structured cabling systems for computers connected to LAN (Local Area Network). The cable standards defined for ANSI/TIA/EIA-568-A provide a bandwidth supporting frequencies up to 100 MHz and speeds up to 100 Mbps. Category 5 cable is suitable for applications utilising 10-Base ndash;T 100 Base ndash; T and 1000Base-T. Its performance is enhanced when it comes as Cat5e cable.</p><h2>Where to use a Cat5 Cable</h2><p>Cat5 cable can be used in a wide variety of applications. It is traditionally used for LAN (Local Area Network) applications. Connecting computers, hubs, switches and routers to the network in schools, colleges, offices, hospitals and the home. Other applications include telephone, video and CCTV systems.</p><h2>Types of Cat5 Cables</h2><p><strong>Solid Conductors</strong> - Used in applications where longer runs are needed used for fixed or permanent wiring systems (office builds, and so forth)</p><p><strong>Stranded Conductors</strong> - Used for shorter runs, or movable cabling (patch cables) enabling connection to networking equipment such as hubs, switches and routers</p><p><strong>Unshielded Twisted Pair (UTP) - T</strong>he standard cable used for Cat5 applications. UTP cable is made up of conductors twisted into pairs. Cat5 cable is a cable made up of 4 colour coded twisted pairs. The cable would have no shielding or screening between the outer jacket and the conductors contained within it.</p><p><strong>PVC (Polyvinyl chloride)</strong> - The most common material used for the outer insulation (jacket) although LSZH (Low Smoke Zero Halogen) is now widely available too.</p>

Shop our range of Cat5e Cables. Wide range of pre-terminated cables with RJ45 Connectors or bare wire reels of Cat5e Cables. Find out more today at RS

Cat5e Cables | RS

<p>Cat5E Ethernet cables are one of the most popular types of network cable for connecting computers, modems, routers and other wired internet capable devices. Cat5E cable (Cat5 Enhanced) offers significant performance improvements over standard Cat5 Cable, including up to 10 times faster speeds.</p><p>Cat5e cables are made of 4 pairs of twisted wire (8 total wires) that have a copper core with a colour coded insulation. The cores of Cat5e cable can be solid or stranded wire, solid core cables have a single copper core and are designed for use in permanent and semi-permanent installations over long distances. Stranded core cables have multiple strands of copper conductors twisted together, typically designed for patch cords to connect PC's and internet equipment over shorter distances.</p><h2>Cat5e Shielding</h2><p>Cat5e network cables are available with various types of shielding that suit many different installations. The shielding type is identified by specific abbreviations. These abbreviations are used to create an acronym of the shielding type a specific cable has. Below are the most common shielding types:</p><ul><li>UTP or U/UTP Unshielded Twisted Pair</li><li>F/UTP Overall Foil Shield + Unshielded Twisted Pair</li><li>U/FTP No Overall Shield + Each Pair Foil Shielded</li><li>S/FTP Overall Braided Shield + Each Pair Foil Shielded</li><li>SF/UTP Overall Foil and Braid Shield + Unshielded Twisted Pair</li><li>F/FTP Overall Foil Shield + Each Pair Foil Shielded</li></ul><h2>What's the difference between Cat5 and Cat5e cable?</h2><p>Cat5 cable and Cat5e cable have several differences, the most important are as follows:</p><ul><li>Network support - Cat5 cable will support 10/100 Ethernet. That is, Ethernet and Fast Ethernet. Cat5e cable will support 10/100/1000 Ethernet, Fast Ethernet, and Gigabit Ethernet. Cat5e cable can be used in any application in which you would normally use Cat5 cable.</li><li>Less crosstalk &ndash; Crosstalk is the electrical interference that results when one wire's signal affects another wire's signal. Cat5e cable has been improved over Cat5 cable in this respect, and crosstalk has been greatly reduced.</li><li>Bandwidth - This is directly related to network support, in the sense that the bandwidth is the information-carrying capacity of a system. The greater the bandwidth, the greater the data carrying capacity in a given period of time. Cat5e cable is rated at 350 megahertz, and it is this increased bandwidth (compared to Cat5 cable) that allows it to support Gigabit Ethernet.</li></ul>

Shop our range of Cat6 Cables. Wide range of pre-terminated cables with RJ45 Connectors or bare wire reels of Cat6 Cables. Find out more today at RS

Cat6 Cables | RS

<p>Cat6 cables, also referred to as Category 6 cables, are a standardised twisted pair cable used for Ethernet and other physical layers that are backwards compatible with previous iterations, such as Cat5/5E and Cat3. Cat6 cables are compatible with fast Ethernet 10BASE-T, 100BASE-TX and Gigabit networks.</p><h2>Where can I use a Cat6 Cable?</h2><p>In gigabit Ethernet based computer networks, Cat6 cables can also be used for video and telephone applications. They are designed for high speed data transmission and minimised crosstalk.</p><h2>What kind of Cat6 cable should I buy?</h2><p>Our Cat6 cables feature 250 MHz bandwidth and are available in LSZH (Low smoke zero halogen).</p><ul><li>LSZH cables are used in poorly ventilated environments because they release fewer toxic and corrosive gases.</li><li>LSZH Cat6's are used in the rail industry, tanks, aircraft's, offshore installations and ships. Shielded options may be necessary in environments affected by high EMI (electromagnetic interference).</li><li>Solid cables feature conductors that are made of one solid metal wire. These don't always offer flexibility. Solid cables are better at transmitting signals over longer distances. Solid Cat 6 cables are found within walls, conduits and ceiling spaces.</li><li>Stranded cables consist of multiple fine strands of wires, twisted around each other in each conductor to form a larger wire. They are ideal for use as patch cords and other shorter network cables.</li></ul><h2>What's the difference between shielded and unshielded (UTP) Ethernet Cable?</h2><ul><li>UTP (unshielded twisted pair) cables provide resistance to electromagnetic interference (EMI) and radio frequency interference (RFI).This is due to their construction with twisted cables. However, when close to other machines, power cables, and electronics, they can be affected by EMI and RFI.</li><li>Shielded cables provide greater resistance to EMI and RFI. Shielded cables, sometimes known as STP (shielded twisted pair) cables ensure faster transmission speeds, fewer data errors and less crosstalk.</li></ul><h2>Cable assemblies</h2><p>Cat6 cable assemblies are ideal for networking connections between devices. Cat6 cables assemblies are a group of cables gathered together in a protective casing, used to connect up computer networks.</p>

Shop our range of Cat6a Cables. Wide range of pre-terminated cables with RJ45 Connectors or bare wire reels of Cat6a Cables. Find out more today at RS

Cat6a Cables | RS

<p>Cat6a cables or category 6a cables are an high speed type of ethernet cable or patch cable as they're also known. They are used as a commonly within various types of industries and workplaces, including offices and warehouses requiring a network. Anywhere which has an internet connection, it's almost a guarantee you'll find one of these network cables.</p><h2>Where are Cat6a Cables used?</h2><p>Various industries use Cat6a cables, but they are also used within the home. After installation, some common applications include:</p><ul><li>Computers and Laptops</li><li>Televisions</li><li>Wifi access points</li><li>Network enabled appliances</li><li>Telephones</li></ul><p>There are various types of shielded and unshielded versions of these cables, including, but not limited to:</p><ul><li>F/UTP</li><li>S/FTP</li><li>U/FTP</li><li>Tinned Copper braid</li><li>Bare copper</li></ul><h2>What kind of cable connector is used for Cat6a Cables?</h2><p>RJ-45 is the standard connector used with a Cat6a cable assembly. RJ45 is the universal connector used with 99% of network devices. Other connectors may be installed onto a Cat6a cable, but if you're selecting a pre-wired cat6a cable, then more often than not, RJ45 is the connector that would be used.</p><h2>What is a Cat6a Cable used for?</h2><p>Cat6a ethernet cables are used as data cables, directly linking a router or a modem to the device accessing the ethernet. Cat6a is a great choice for large spaces which may not be able to connect to the ethernet within a short distance.</p><h2>What is the difference between Cat6a and Cat6?</h2><p>The main difference between a Cat6a cable and a Cat6 cable would be the amount of bandwidth frequency they can support. Cat 6a can support double the amount of a Cat 6 around 500 MHz. After installation, Cat6a will also perform at 10 gigabits at 100 m, which is actually over the allocated length for a Cat6 cable (37 m). If choosing between the two, Cat6a is the more logical choice, especially for applications which may require networks at further distances apart.</p><h2>Cat6a Safety</h2><p>As a standard, every Cat6a cable is listed as at least LSZH (Low Smoke Zero Halogen). Meaning these cables will emit a very little amount of smoke and no halogen if exposed to a high heat source. Although you should always check the kind of shielded version you need, especially in a high heat environment.</p>

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