What is a poe switch?

 



A Power over Ethernet (PoE) switch is a networking device that combines the functionality of a traditional Ethernet switch with the capability to deliver power to connected devices over the same Ethernet cable used for data transmission. This eliminates the need for separate power sources for devices such as IP cameras, VoIP phones, wireless access points, and other networked devices.

PoE switches work by injecting power into the Ethernet cable alongside the data signals, following the standards defined by the Institute of Electrical and Electronics Engineers (IEEE). This allows for a streamlined and simplified deployment of networked devices, particularly in locations where access to power outlets may be limited or impractical.

These switches come in various configurations, offering different numbers of PoE ports and power budgets to accommodate the needs of different network setups. They also support different PoE standards, such as IEEE 802.3af, IEEE 802.3at (also known as PoE+), and IEEE 802.3bt (or PoE++) which provide varying levels of power delivery and compatibility with different devices. To know more, visit - https://www.versitron.com/blogs/post/how-does-a-poe-switch-work

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