topic Re: Power Injector in Wireless https://community.cisco.com/t5/wireless/power-injector/m-p/981903#M166855 <HTML><HEAD></HEAD><BODY><P>AP can be powered up through PoE facility to decrease the cost and complexity of installation.</P><P>If the PoE is not supported by network switches that the AP connected through, Power injector must be used to inject the power through unused pair.</P></BODY></HTML> Thu, 15 May 2008 06:46:33 GMT csco11038452 2008-05-15T06:46:33Z Power Injector https://community.cisco.com/t5/wireless/power-injector/m-p/981901#M166853 <P>Can any body tell me in simple words why we are required to use Power injector and whats the purpose of it.</P><P></P><P>Cheers</P> Sat, 03 Jul 2021 22:48:46 GMT https://community.cisco.com/t5/wireless/power-injector/m-p/981901#M166853 mansoor9349 2021-07-03T22:48:46Z Re: Power Injector https://community.cisco.com/t5/wireless/power-injector/m-p/981902#M166854 <HTML><HEAD></HEAD><BODY><P>Hi Mansoor,</P><P></P><P>You would only need to use a Power Injector if the SwitchPort that the AP connects to does not supply PoE (Power) and you don't want to connect the AP using the A/C power.</P><P></P><P>Hope this helps!</P><P>Rob</P></BODY></HTML> Mon, 05 May 2008 12:13:18 GMT https://community.cisco.com/t5/wireless/power-injector/m-p/981902#M166854 Rob Huffman 2008-05-05T12:13:18Z Re: Power Injector https://community.cisco.com/t5/wireless/power-injector/m-p/981903#M166855 <HTML><HEAD></HEAD><BODY><P>AP can be powered up through PoE facility to decrease the cost and complexity of installation.</P><P>If the PoE is not supported by network switches that the AP connected through, Power injector must be used to inject the power through unused pair.</P></BODY></HTML> Thu, 15 May 2008 06:46:33 GMT https://community.cisco.com/t5/wireless/power-injector/m-p/981903#M166855 csco11038452 2008-05-15T06:46:33Z