[RE-wrenches] reliable 12vdc to 5vdc converters for USB charging

R Ray Walters ray at solarray.com
Wed Feb 22 19:36:40 PST 2012


http://www.goalzero.com/ has a nice battery/ power pack that has 12 v PV in, 12v and USB power out.  I've been shopping for a solar charger to keep my "smart" phone going.

R. Walters
ray at solarray.com
Solar Engineer




On Feb 22, 2012, at 2:23 PM, Steve McCarney wrote:

> Hi Jim
>  
> Phocos has a 12v to 5v converter with USB output built into their Pico light. The battery in the light (4 x AA NiMH) can be charged off a 12 v PV or 12 v battery. They like to sell them with a small module and a few Pico lights.  Maybe you can get just the converter from them?
>  
> I just got one of the Pico lights for around the house and it seems like a solid product so far (2 year warranty). LED with 3 light levels in multi use fixture that can hang from the ceiling, fit in your hand like a flashlight or be set down with several adjustable angles makes it versatile.
>  
> Steve McCarney
> Project Manager
> Solar Electric Light Fund
> Colombia
> 
> On Wed, Feb 22, 2012 at 2:33 PM, Jim MacDonald <jmac at solaresystems.com> wrote:
> Hi wrenches
> 
> Does anyone know of a decent source where i could buy a converter that pulls 12V or 24v off a battery or load output of a CC and steps it down to 5 Vdc [preferably to a pre-wired USB female connector?]
> 
> I am not looking for anything that comes with a module included [like those keychain 1W solar phone chargers], but rather something that will remain hardwired [essentially a USB wall outlet located at the home's indoor DC load center.]
> 
> Also NOT looking for the car cigarette lighter adaptor variety, though it will serve the same purpose.
> 
> I would like to include these in simple DC-only PV systems for central america, and avoid involving truckstop inverters [going from DC to AC back to DC] to charge cell phones/ mp3 players/ etc.
> 
> 
> thanks
> Jim MacDonald
> 
> _______________________________________________
> List sponsored by Home Power magazine
> 
> List Address: RE-wrenches at lists.re-wrenches.org
> 
> Options & settings:
> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org
> 
> List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org
> 
> List rules & etiquette:
> www.re-wrenches.org/etiquette.htm
> 
> Check out participant bios:
> www.members.re-wrenches.org
> 
> 
> _______________________________________________
> List sponsored by Home Power magazine
> 
> List Address: RE-wrenches at lists.re-wrenches.org
> 
> Options & settings:
> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org
> 
> List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org
> 
> List rules & etiquette:
> www.re-wrenches.org/etiquette.htm
> 
> Check out participant bios:
> www.members.re-wrenches.org
> 

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org/attachments/20120222/7973b396/attachment-0004.html>


More information about the RE-wrenches mailing list