# Cambium Force 300 como ligar em Patch panel e fonte 24V ??? **URL:** https://community.cambiumnetworks.com/t/cambium-force-300-como-ligar-em-patch-panel-e-fonte-24v/57927 **Category:** Portugese **Created:** [September 26, 2018, 10:18am UTC](https://community.cambiumnetworks.com/t/cambium-force-300-como-ligar-em-patch-panel-e-fonte-24v/57927 "2018-09-26T10:18:04Z") **Posts on this page:** 1 **Showing post:** 7
### Author: ![zica49](https://d10gw3vjmzyp8.cloudfront.net/letter_avatar_proxy/v4/letter/z/779978/32.png) [@zica49](https://community.cambiumnetworks.com/u/zica49) #### Post date: [February 11, 2022, 1:38pm UTC](https://community.cambiumnetworks.com/t/cambium-force-300-como-ligar-em-patch-panel-e-fonte-24v/57927/7 "2022-02-11T13:38:24Z")
> [@Force 300- 25/16 PoE support](https://community.cambiumnetworks.com/t/force-300-25-16-poe-support/62267): > > Summary:          This article explains about the PoE which can be used to power on the Force 300- 25/16. Cause: When the F300 product was initially released it only supported reverse polarity because we provided (and still do) a compatible power supply with it. Reverse Polarity : PIN 4,5 ­– (Return)  and   PIN 7,8  + (Data) Straight Polarity : PIN 4,5 + (Data)      and   PIN 7,8  – (Return) The product team made a running change around May 2018 in the factory to support both polarities and … --- _[View the full topic](https://community.cambiumnetworks.com/t/cambium-force-300-como-ligar-em-patch-panel-e-fonte-24v/57927)._