PCB Copper Thickness

The copper in a PCB is rated in ounces, and represents the thickness of 1 ounce of copper rolled out to an area of 1 square foot. For example a PCB that uses 1 oz. copper has a thickness of 1.4mils.

1/2 oz. 0.7 mils
1 oz. 1.4 mils
2 oz. 2.8 mils
Water Level Sensor


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