Sanyo panel & CControllers [RE-wrenches]

[Ray Walters]

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Just wanted to 2nd Blair's emphasis on reliability being the number  
one consideration for charge controllers.
We've had no MX60 failures so far, BTW.

Ray Walters

On Feb 4, 2008, at 2:32 PM, Blair May wrote:

>
>  The efficiency is a real challenge.
>  NOT! For  those of us in the field, doing installs far away from  
> home,
> RELIABILITY, even if it is pricy. That is the real challenge!
>  Reputation and loss of income, traveling
> doing repairs on poor quality boards, ect. can far outweigh the  
> initial
> cost.
>
> -----Original Message-----
> From: Christopher Freitas --- OutBack Power
> [mailto:cfreitas at outbackpower.com]
> Sent: Monday, February 04, 2008 3:59 PM
> To: RE-wrenches at topica.com
> Subject: RE: Sanyo panel short MC wires [RE-wrenches]
>
>
>
> The company is called Gaia Power Technologies out of New York -
>
> http://www.gaiapowertechnologies.com/Charge_Controller.html
>
> Last time we talked with them they were still in development and it  
> was
> not listed yet.
>
> They are saying it will have a 3kW capacity and a retail list price of
> $1300  ($0.43 per watt).
>
> Compare this to a 3kW capacity and price of $650 for an OutBack  
> MX60...
> or a 4kW capacity and price of $750 for the new FM80 - ($0.19 per  
> watt)
>
> You can install quite a bit of additional breakers and wiring for the
> cost difference of $650 USD... but there are times a higher input
> voltage would be very nice to have.
>
> OutBack has also have been working on higher input voltage charge
> controllers as well - but haven't been able to reach the necessary
> combination of high efficiency, power capacity and a reasonable price
> level.  The efficiency is a real challenge - if its not high enough  
> then
> its just not worth offering in my opinion.
>
> We also prefer to wait until we have the real product in the field
> before we start making claims about its performance...
>
>
> Christopher
>
>
> Christopher Freitas
> Director of Research of Development
> OutBack Power Systems, Inc.
> cfreitas at outbackpower.com
> Tel 360 435 6030
> cell 360 202 4239
> 19009 62nd Ave NE
> Arlington WA 98223 USA
> www.outbackpower.com
>
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R. Walters
Solarray.com
NABCEP # 04170442	




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