PowerSwitch

Following on from another thread about charging a 12v car battery, I'm interested in known what kit I would need to charge NiCds? I've got a 12V 1.8 W 'battery saver' PV cell like this one: http://www.maplin.co.uk/Module.aspx?ModuleNo=33317&&source=14&doy=11m7 Do I use a charge controlle...

The number ONE thing you need to do in a home power exercise is reduce your demand significantly. Yes, definately. My flat is awful, it is an old school house conversion and has terrible insulation. In winter we use so much energy just keeping the place warm. All energy use it electricity - no gas ...

So long as your PV panel produces the right voltage (usually just over 12v) and has any current at all it will charge a (not wrecked) battery from flat. The notice on the product you read probably should say "will take a VERY long time to charge a battery from flat". It can takes WEEKS to...

Never mind guys, give it a few months and your regulars will soon have the forums buzzing again.

good luck for keeping those pesky hackers away

Anyone know of the spec's of a solar panel that could charge a 12v car battery from flat? I've bought a 'trickle' charger which does state 'not to be used to re-charge a flat battery' and guess what - it does what it says on the box :) I assume it doesn't produce enought amps ? website link etc wher...