What to Consider When Buying PoE Switch for IP Cameras?
As the growing of business and the increasing awareness of security, IP cameras are widely deployed in areas like schools, public areas and even at home. All these arouse the increasing demand for PoE (power over Ethernet) switches which enabling big benefits for IP surveillance system. However, many users may ask a question: how to choose a PoE switch for my IP cameras? 8-port PoE switch or 24-port gigabit PoE switch? Cisco PoE switch or Netgear PoE switch? This post intends to explore the necessary considerations for buying PoE switch. Understanding How PoE Switch Works for IP Cameras As we know, power consumption of different IP cameras is different. The power consumption of PTZ (pan-tilt zoom) cameras is up to 20W, while other IP cameras like indoor/outdoor dome IP cameras may just consume as little as 3 or 4W. In addition, PoE switches transmit both data and power for PoE-enabled devices via a single network/Ethernet cables such as Cat5e, Cat6 and Cat6a. Usually, PoE switch c...