Here is a table of which size of 12V battery cables you need for your 12V system.
It is a guide to use when you are building your solar setup, much depends of how long cables you use. The longer cable, the more resistance and you need to get up in size to not loose power
| AWG Size | Maximum Current (Amps) | Metric Size (mm²) | Maximum Current (Amps) |
|---|---|---|---|
| 20 | 3.5 | 0.52 | 3.0 |
| 18 | 7 | 0.82 | 7.5 |
| 16 | 10 | 1.31 | 10.0 |
| 14 | 15 | 2.08 | 15.0 |
| 12 | 20 | 3.31 | 20.0 |
| 10 | 30 | 5.26 | 25.0 |
| 8 | 40 | 8.37 | 35.0 |
| 6 | 55 | 13.3 | 45.0 |
| 4 | 70 | 21.2 | 60.0 |
| 2 | 95 | 33.6 | 80.0 |
| 1 | 110 | 42.4 | 100.0 |
| 0 | 125 | 53.5 | 120.0 |
| 00 | 145 | 67.4 | 145.0 |
| 000 | 165 | 85.0 | 170.0 |
Calculate your solar setup Here is a simple calculator for your solar panels, put in the Voc (open circuit voltage) and how many watts and it will calculate amps for each solar panel. The result will show you how much Volt in series or Amps in parallel setup Solar Panel
Calculate how much watt each product take Here is the most common things to bring with you on your trip outdoors that need power. Seek out the product you wish to carry along and verify your selection. By clicking the button below, the sum will be automatically calculated for you.
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