200 watts on 12 volts x1 2 20 amps.
Bus wire solar panel.
Multiply by 1 2 and you need a 40 amp charge controller.
Solar panel cable wire pair black red w mc4 connector 10 awg 12 awg 14 awg 6 98 renogy 10 12 awg solar panel extension cable 1 5 5 10 15 20ft connectors.
Misol 10 meter 32 8ft solder tabbing wire for solar cell diy size.
Diy wiring diagrams for 100w 200w 300w 400w 600w 800w kits.
Solar calculator for rv or camper van conversions.
Sunpower flexible solar cells e60 c60 5x5 3 6w monocrystalline cells for diy panels 10 no busbars.
The tab wire is also made from round copper wire by a rolling process and is coated with a layer of solder to permit easy soldering.
The easy way to decide what size of charge controller you need is to divide the input wattage by the system voltage and multiply by 1 2 for safety if you have 400 watts of solar panels charging a 12 volt system 400 12 you get 33 33 amps.
The tab wire is brazed either manually or automatically to the solar cell busbar which connects the individual cells in series with a low series resistance.
Product list and cost of components.
This item large solar panel tab wire kit 650 ft tab wire 50 ft bus wire 4 diode 2 flux pen.