Video Camera IP Switch with POE

ttmott

PhD in OCD
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TECHNICAL Contributor
Apr 3, 2012
8,134
Space Coast Florida
Boat Info
2006 52 Sedan Bridge
Engines
Cummins QSM11
We are looking to install three HikVision IP cameras on the boat. I need to find an IP ethernet 4 port switch with POE which operates using a 12V DC supply... Any help or experience?
Thanks
Tom
 
Looks like my go to small switches (ubiquity and netgear) use 48 VDC input. A simple voltage converter 12 VDC to 48 VDC step up converter can be ordered off amazon for about $20 would do the job.

It might be easier to get the switch with the correct PoE specification first and then feed it the correct voltage.

Let me know if you find something...
 
What model IP camera are you looking at? Some of their models have a 12vdc plug at the camera itself. Yes, two cables to the camera instead of just ethernet - but might be an option for you.

PoE uses 48vdc so your options for a PoE switch running directly off of 12vdc are slim.

+1 for the 12vdc to 48vdc converter. Just need to verify capacity (current draw)
 
What model IP camera are you looking at? Some of their models have a 12vdc plug at the camera itself. Yes, two cables to the camera instead of just ethernet - but might be an option for you.

PoE uses 48vdc so your options for a PoE switch running directly off of 12vdc are slim.

+1 for the 12vdc to 48vdc converter. Just need to verify capacity (current draw)
I'm installing two cameras in the engine room and one on the ceiling of the aft deck looking rearward. IP 2.8mm fixed bullet cameras 6MP with IR (P/N DS-2CD2063G0-I) for viewing via WIFI, cell, and on my Garmin 8616's. Plan is cameras to POE switch, switch to Garmin IP expansion module, and switch to WIFI router.
 
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What model IP camera are you looking at? Some of their models have a 12vdc plug at the camera itself. Yes, two cables to the camera instead of just ethernet - but might be an option for you.

PoE uses 48vdc so your options for a PoE switch running directly off of 12vdc are slim.

+1 for the 12vdc to 48vdc converter. Just need to verify capacity (current draw)

There are different PoE specifications and some proprietary ones as well, depending on what is being powered. Another option would be a PoE injector , but youll likely need 3 of them.

If I were doing it, I would use the converter and a netgear switch. They are inexpensive, work well and readily replaceable/ upgradable.
 
There are different PoE specifications and some proprietary ones as well, depending on what is being powered. Another option would be a PoE injector , but youll likely need 3 of them.

If I were doing it, I would use the converter and a netgear switch. They are inexpensive, work well and readily replaceable/ upgradable.
Thanks David - This seems the best path. The Netgear GS309P input is 48 volts at 1.25 amps which is 60 Watts. So a 100 or 150 Watt DC to DC 12 - 48V boost controller would be fine. Question is - what would one look for in a quality boost controller? There's a million out there....
 
Thanks David - This seems the best path. The Netgear GS309P input is 48 volts at 1.25 amps which is 60 Watts. So a 100 or 150 Watt DC to DC 12 - 48V boost controller would be fine. Question is - what would one look for in a quality boost controller? There's a million out there....

I’ve bought a bunch over the years. I think they are all made in China, and the only decernable difference I can tell is sticker attached to it. Price doesn’t seem to matter, and they all work well.

The only question is delivery options. Amazon can be quicker but pricier. The ones on eBay are a little cheaper and deliver even from China is pretty quick.

Here’s an Amazon one...https://www.amazon.com/Aweking-Wate...t=&hvlocphy=9009977&hvtargid=pla-993436998192
 

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