How does a POE extender work

How does a POE extender work?

An in-depth examination Today, dependable networking is a must. Power over Ethernet (PoE) technology changes the rules of what devices can be paired with, as you can deliver both data and power a single wire. However, PoE limitations can be influenced by distance. This is where POEs come in.

In this article, we will look at how POE Extenders work, the benefits of using PoE extenders and signs of when to use a PoE extender.

What is Power over Ethernet (PoE)?

PoE is a technology that allows Network Cables to transmit electrical power at the same time data signals are transmitted. This eliminates the need to address separate power provision for devices like IP cameras, wireless access points, and VoIP phones. The standard PoE typically provides up to 15.4 watts of power and the improved PoE+ up to 30 watts.

The limitations of PoE

If you can settle for the short distance only, there are no problems with PoE, it is worth noting that it has a maximum distance of transmission at 100 meters (328) feet.

Transmission beyond 100 meters may be facing degradation as inadequacy of power may take place. When distances requires extension, and distance is expanded, this can bring issues related to power and connectivity. Large buildings, campuses, or out door installations usually create problems when devices are flush to a long distance, areas that PoE has trouble meeting distance.

What are PoE extenders?

PoE extenders are a device which will amplify the PoE signal to allow you to expand PoE reach and distance beyond the standard 100 meters limit. Furthermore, these devices only regenerate power and data signal to double the effective PoE distance and base stations.

How do PoE extenders work?

1.Signal regeneration. The PoE extender would receive the original PoE signal from switch or electrical injector and then only regenerate the amplified signal from the PoE extension and allow for further transmission.

2.Dual Connect: The majority of PoE extenders include two Ethernet ports: the PoE port, which receives the PoE signal, and the Power Device (PD) port, to send the Power over Ethernet to your powered device (PD). The dual ports are important for PoE signal integrity and data throughput.

3.Plug and Play Setup: Setting up a PoE extender doesn’t take much work! Just plug it in to your POE Switch or injector, then plug your device into the PoE extender output port. Many PoE extenders no longer require any set up on your part and are simply plug and play!

PoE Extender Type:

Single-port PoE extender - Single port PoE extenders are the most basic PoE extenders and can be used simply to extend the PoE (Power Device) to the powered device.

Multi-port PoE extenders - Multi-port PoE extenders are like a PoE switch, allowing you to connect multiple devices at once! These types of extenders are useful for instill a Wi-Fi network, or security cameras when have multiple connections to one location. Just an extension of use.

Outdoor PoE extenders - Outdoor PoE extenders are designed for outdoor environments, meaning they are weather proof, and likely to survive the elements.

The advantages of PoE extenders

1.Cost savings, by extending the current PoE network you can save on the cost of installation of additional cabling or related electrical work.

2.Versatility to position devices at the best and optimal location with your current resources, not reliant on locating at X distance to electrical outlet/s.

3.Easy Install; with most extenders being plug-and-play, convening the installation process as well as downtimes.

4. Increased Scalability, as you expand your network additional devices, PoE extenders allow this too happen without major changes to your current infrastructure.

Applications for when POE extenders are useful;

Larger properties; larger buildings or campuses with devices largely spread throughout the property, PoE extenders are a method to extend compliance to the international standards that guarantee connectivity without running extensive cabling.

Outdoor installations: For IP cameras or access points (APs) or outdoor devices that are a considerable distance away from the main (or core) switch of a network, extenders are a solution that works well.

Temporary installations: If there is a device that needs to be installed for only a temporary period (a day, week, project, etc.), PoE extenders can provide additional/data power connectivity quickly and easily, to the desired devices.

Conclusion:

PoE extenders are a great tool in extending and adding to your network reach and installation simplicity while also providing cost savings. Understanding how and the benefits of PoE extenders will suggest smart, educated decisions about your infrastructure. No matter if you have a large office, campus, or outdoor installation, PoE extenders are an excellent way to keep devices connected to power and collect data, which will facilitate communications and processes. If you'd like more information on networking solutions or on PoE extenders, don't hesitate to contact CASVIEW for more details.