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Will a PoE port short-circuit damage devices?
August 21st,2025

Will a PoE port short-circuit damage devices?

A PoE port short-circuit does pose a real risk of damaging devices. This isn't an exaggeration; it's a real hardware disaster that can occur and requires serious attention.
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PoE Power: Slow Your Network? Debunking 3 Big Myths!
August 14th,2025

PoE Power: Slow Your Network? Debunking 3 Big Myths!

PoE technology is popular in networks because it offers "one-wire, two-pronged" convenience. However, many users worry: Does using PoE slow down the network?
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Are PoE and "Power over Ethernet" the same thing?
August 8th,2025

Are PoE and "Power over Ethernet" the same thing?

When discussing powering network devices, you often encounter the terms "PoE" and "Power over Ethernet." The simple answer is: yes, they essentially refer to the same technology.
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PoE Grounding & Lightning Protection Essentials
July 28th,2025

PoE Grounding & Lightning Protection Essentials

PoE system long-distance wiring is vulnerable to lightning surges and ground potential differences. Core protection: Build a standardized grounding system and install compatible PoE surge protectors at key locations.
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PoE vs Non-Standard PoE: Compatibility & Risks
July 17th,2025

PoE vs Non-Standard PoE: Compatibility & Risks

It is undeniable that PoE technology brings convenience to network deployment. We should also pay attention to the compatibility and safety risks caused by the proliferation of non-standard products.
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Key Design Challenges & Optimization for High-Power PoE
July 10th,2025

Key Design Challenges & Optimization for High-Power PoE

The 802.3bt standard pushes PoE power supply capacity to more than 90W. It provides powerful power for wireless access points, smart building terminals, industrial IoT devices, etc.
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How Far Can PoE Go? Voltage Calculation Guide
July 3rd,2025

How Far Can PoE Go? Voltage Calculation Guide

Don't worry, the core issue is how much voltage is "lost" after the power runs through the network cable. Today, let's discuss how to easily check if the PoE power supply works well. We will focus on whether the voltage is sufficient!
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PoE Cabling Guide: Choosing Between CAT5e/CAT6/CAT6A
June 26th,2025

PoE Cabling Guide: Choosing Between CAT5e/CAT6/CAT6A

PoE adapters are increasingly widely used in real life due to their unique advantages. The issue of their cabling is an issue that must be considered during the installation of PoE adapters. As one of the manufacturers of PoE adapters, CETUS is happy to share some PoE cabling guides.
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