[cisco-voip] power supply for ip phone

Charles Boening charlieb at cot.net
Thu Apr 10 19:34:33 EDT 2008


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I've done this.  I have some of the injectors (PN:  AIR-PWRINJ2) powering some 7940 phones without issue.  I've had these in a small office for a couple years.  They are 48V output at .35A.

I've used both the POE injector and the power cube plug on 7940 phones.


Charlie




> -----Original Message-----
> From: cisco-voip-bounces at puck.nether.net [mailto:cisco-voip-
> bounces at puck.nether.net] On Behalf Of Dan Letkeman
> Sent: Thursday, April 10, 2008 3:06 PM
> To: Jorge L. Rodriguez Aguila; cisco-voip at puck.nether.net
> Subject: Re: [cisco-voip] power supply for ip phone
> 
> Good point.  Does anyone have this kind of equipment and that can confirm
> this?
> 
> Thanks,
> Dan.
> 
> On Thu, Apr 10, 2008 at 5:02 PM, Jorge L. Rodriguez Aguila
> <jorge.rodriguez at netxar.com> wrote:
> > Do you plan to use the POE injector or the actual powercube plug.
> Depending on the phone you might not be able to connect the connector onto
> the phone. Some of the newer phones have kind of a lip around the Connector
> socket which force you to use Pwr Cube 2 vs Power cube 1 which is identical
> to the Antenna power connector
> >
> >  Jorge
> >
> >
> >  -----Original Message-----
> >  From: Dan Letkeman [mailto:danletkeman at gmail.com]
> >  Sent: Thursday, April 10, 2008 5:45 PM
> >
> >
> > To: Jorge L. Rodriguez Aguila; cisco-voip at puck.nether.net
> >  Subject: Re: [cisco-voip] power supply for ip phone
> >
> >  I'm looking at powering some 7941's and some 7911's.
> >
> >  The model number on the 1131ag power supply is:
> >
> >  Cisco P/N: 34-1977-04
> >  Model: EADP-18FB B
> >
> >
> >  On Thu, Apr 10, 2008 at 4:02 PM, Jorge L. Rodriguez Aguila
> >  <jorge.rodriguez at netxar.com> wrote:
> >  > The POE from a Wifi Antenna power injector SHOULD power an IP phone as
> the antennas use more power than most IP phones. What model is the IP
> Phone?
> >  >
> >  >
> >  >  Jorge Rodríguez Aguila
> >  >  CCNA,CCVP,CRMCS
> >  >  Senior Voice/Data Network Consultant
> >  >  Netxar Technologies
> >  >  jorge.rodriguez at netxar.com
> >  >  Office 787-765-0058
> >  >  PCS 787-688-8530
> >  >
> >  >
> >  >
> >  >
> >  >
> >  >
> >  >  -----Original Message-----
> >  >  From: cisco-voip-bounces at puck.nether.net [mailto:cisco-voip-
> bounces at puck.nether.net] On Behalf Of Dan Letkeman
> >  >  Sent: Thursday, April 10, 2008 4:40 PM
> >  >  To: cisco-voip at puck.nether.net
> >  >  Subject: [cisco-voip] power supply for ip phone
> >  >
> >  >  Hello,
> >  >
> >  >  Does anyone know if the power supply from an 1131ag is the same power
> >  >  supply that powers an IP phone?
> >  >
> >  >  Thanks,
> >  >  Dan.
> >  >  _______________________________________________
> >  >  cisco-voip mailing list
> >  >  cisco-voip at puck.nether.net
> >  >  https://puck.nether.net/mailman/listinfo/cisco-voip
> >  >
> >
> _______________________________________________
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