Solar panel and leisure battery

Technical questions and answers about the Mazda Bongo

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Morrisman

Solar panel and leisure battery

Post by Morrisman » Wed Aug 13, 2008 9:25 am

Hi
I am looking for a way of charging my leisure battery with sunlight, perhaps using the roof window to fit a solar panel, anyone have any experience with this?
Cheers
Morrisman
teenmal
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Re: Solar panel and leisure battery

Post by teenmal » Wed Aug 13, 2008 3:35 pm

Hi Morris,Great idea.
Worth a try,could be left up there if you have enough clearance when roof closed.(aft).

Cheers Mal.
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dandywarhol
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Re: Solar panel and leisure battery

Post by dandywarhol » Wed Aug 13, 2008 3:39 pm

I used a 12w panel on the roof but to be honest it didn't give much assistance to the battery. I sat on it recently. cracked it and didn't bother replacing it. I reckon you'd need at least 20W to make a significant charge.
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dreamwarrioruk
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Re: Solar panel and leisure battery

Post by dreamwarrioruk » Wed Aug 13, 2008 6:32 pm

you would probably need to cover the roof in solar panels to be any good to charge a lb.
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madmile
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Re: Solar panel and leisure battery

Post by madmile » Wed Aug 13, 2008 6:40 pm

I agree with Dreamwarrior - A panel to give sufficient charge to make it useful would be at least 3 or 4 ft long and cost several hundred pounds to set up. The small 'top up' style ones are just a gimmick and not worth having (unless you are laying a van up for 6 months). The suitcase style will just take up more space than you can afford and still are unlikely to really help with your charging anymore than 10mins with the engine running.
Unless you are wild camping in the sahara desert for months on end I would not get too tempted by solar power :lol: .
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waycar8
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Re: Solar panel and leisure battery

Post by waycar8 » Wed Aug 13, 2008 6:50 pm

the small ones you see on ebay and maplins are basically just to trickel charge, a friend bought one for his boat which is kept on a trailer most of time so he uses it just stop his battery from dishcharging totally and killing it.

as previousy said, if you want to charge a LB using solar energy, you will need an expensive system which dreamwarrior said you would have to cover the roof to get a sufficent charge
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timhum

Re: Solar panel and leisure battery

Post by timhum » Wed Aug 13, 2008 10:08 pm

Also, you will be obliged to park in full sunshine rather than finding a shady place to park!
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