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Re: (ET) Solar Cell wattage needed
- Subject: Re: (ET) Solar Cell wattage needed
- From: "Christopher Zach" <czach computer org>
- Date: Fri, 8 Nov 2002 00:07:01 -0500
- References: <3DCB2C6E E80BCAC2 earthlink net>
- Sender: owner-elec-trak cosmos phy tufts edu
If you want to do it, I recommend getting 180 watts worth of panels. Three
60 watts in series will keep you from ever plugging your tractor in again.
details on my web site: www.crystel.com
----- Original Message -----
From: "Bill" <wilbett earthlink net>
To: "elek-trac Discussion group" <elec-trak cosmos phy tufts edu>
Sent: Thursday, November 07, 2002 10:15 PM
Subject: (ET) Solar Cell wattage needed
> Can any of you solar cell charging guys give me a feel for how much
> cell output wattage is enough to be of any use for charging or
> on batteries based on your experience? Harbor Freight Tools is
> watt 12 volt solar cell for $10. Would three of those be of any use with
> elec-traks? How many solar cell watts are needed to recharge in a week?
> farm tractor sits outside all winter with its 12v battery. Would 1.5
> the battery charged or at least safe from freezing through the winter?
> Thanks for whatever info you can throw at me.