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pchs

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#279929 17-Nov-2020 15:51
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Hey

 

Has anyone come across an adaptor that can provide ethernet + PoE charging to a Android tablet? 

 

Cheers

 

 


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pchs

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  #2605581 17-Nov-2020 15:57
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Thank You!


bignose
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  #2605585 17-Nov-2020 16:00
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there's also this if you need >5W - but you'd need to mess around to change the dc barrel connector to microusb

 

 

 

https://www.pbtech.co.nz/product/NETLEL3002/LevelOne-POS-3000-5-12V-DC-Gigabit-High-Power-PoE




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  #2605587 17-Nov-2020 16:05
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That's a great gadget.  Now that I know it exists, I'm sure I can find a use case for it.  :)

 

This one only has a 1A (5w) supply which *may* not quite be enough for a tablet.  Hopefully it is, or you may have to hunt for one that can supply a little more power.... it looks like  INS-3AF-USB can do 2A (10w).  I can see one in stock in my list of NZ suppliers.





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bignose
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  #2605588 17-Nov-2020 16:09
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Dynamic:

 

looks like  INS-3AF-USB can do 2A (10w).  I can see one in stock in my list of NZ suppliers.

 

 

 

 

INS-3AF-USB _only_ outputs USB power - no ethernet thru (and the original query was for a device that gave both power and data out)

 

big question is whether the OP actually wanted something that presented the data ON the usb (so effectively a combo usb ethernet adaptor and poe to usb 5v adaptor) - since I can't think of many android tablets with ethernet ports (the device I originally posted is mainly aimed ar r-pi's etc)


pchs

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  #2605590 17-Nov-2020 16:11
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bignose:

 

Dynamic:

 

looks like  INS-3AF-USB can do 2A (10w).  I can see one in stock in my list of NZ suppliers.

 

 

 

 

INS-3AF-USB _only_ outputs USB power - no ethernet thru (and the original query was for a device that gave both power and data out)

 

 

 

 

Yup application is to show Unifi Cameras on screen 24/7 - so takes the load off Wifi and should be a bit more stable hardwired in. 


 
 
 

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  #2605591 17-Nov-2020 16:12
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Thank you @bignose, I'd not spotted that detail.





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pchs

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  #2605595 17-Nov-2020 16:17
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bignose:

 

https://www.tripplite.com/poe-to-usb-micro-b-rj45-active-splitter-802af-48v-to-5v-1a-raspberry-pi-up-to-328ft-100m~NPOESPLG5VMU

 

 

 

 

 

 

Actually on a second look, that is not quite what I am after, I'm after something that combines charging and ethernet across the Micro USB port, I know you can connect ethernet to the USB port on android tablets separately, but after something that combines power and ethernet from a PoE switch....


bignose
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  #2605613 17-Nov-2020 17:16
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pchs:

 

Actually on a second look, that is not quite what I am after, I'm after something that combines charging and ethernet across the Micro USB port, I know you can connect ethernet to the USB port on android tablets separately, but after something that combines power and ethernet from a PoE switch....

 

 

 

 

probably hard to find an all-in-one device for that, but if it's a fixed install you can hide a suitable powered usb 'dock'  behind the tablet and power the dock off the 2nd af/dc unit I listead - it'll provide upstream power to the tablet and you can then plug a usb ethernet adapter into on the of the downstream ports with the gbe plugged back into the af/dc rj45


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  #2605817 18-Nov-2020 08:09
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pchs:

 

bignose:

 

https://www.tripplite.com/poe-to-usb-micro-b-rj45-active-splitter-802af-48v-to-5v-1a-raspberry-pi-up-to-328ft-100m~NPOESPLG5VMU

 

 

 

 

 

 

Actually on a second look, that is not quite what I am after, I'm after something that combines charging and ethernet across the Micro USB port, I know you can connect ethernet to the USB port on android tablets separately, but after something that combines power and ethernet from a PoE switch....

 

 

Such a product won't exist. There is no way to use Ethernet over USB on an Android device - Ethernet can only be used with a device with a physical Ethernet port.

 

USB only supports USB mass storage, PTP and MTP modes.

 

 


bignose
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  #2605818 18-Nov-2020 08:18
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sbiddle:


Such a product won't exist. There is no way to use Ethernet over USB on an Android device - Ethernet can only be used with a device with a physical Ethernet port.


USB only supports USB mass storage, PTP and MTP modes.


 



typical Android - just use a cheap win10 tablet instead (surface go2 or similar) - they full support usb including ethernet

 
 
 

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  #2605835 18-Nov-2020 08:52
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sbiddle:

 

Such a product won't exist. There is no way to use Ethernet over USB on an Android device - Ethernet can only be used with a device with a physical Ethernet port.

 

USB only supports USB mass storage, PTP and MTP modes.

 

 

I have used ethernet to USB adapters on my android tablet fine when needing to set up a device which wouldnt wifi till configured (old router) and it worked fine? Not charging at the same time tho.





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  #2605847 18-Nov-2020 09:22
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richms:

 

sbiddle:

 

Such a product won't exist. There is no way to use Ethernet over USB on an Android device - Ethernet can only be used with a device with a physical Ethernet port.

 

USB only supports USB mass storage, PTP and MTP modes.

 

 

I have used ethernet to USB adapters on my android tablet fine when needing to set up a device which wouldnt wifi till configured (old router) and it worked fine? Not charging at the same time tho.

 

 

 

 

Same here, at one point of time we had over a dozen android devices at work connected to the lan via usb to ethernet adapters. however they weren't providing power like what the OP is wanting to do but that wasn't a requirement for us. 

 

 

 

@pchs 

 

I believe this may work for you, however cannot confirm

 

https://www.uctronics.com/uctronics-poe-adapter-to-micro-usb-ethernet-power-for-raspberry-pi-zero-fire-tv-stick-chromecast-google-mini-and-more-ieee-802-3af-compliant.html

 

 

 

also, I'm no good at calculating power draw but we found with our always on ipads at work that they would drain the battery faster than the 5w chargers they came with could charge them at and had to upgrade to the 18w chargers for them to be truely 'always on' 


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