The typical lifespan of a copper bonded earth rod in standard soil conditions ranges from 30 to 40 years. This impressive durability comes from its strong resistance to corrosion and solid construction. With a copper layer that's at least 250 microns thick, bonded to a high-tensile steel core, these rods are designed to endure tough underground conditions while providing a reliable lo... https://www.pioneerpowers.com/copper-bonded-earth-rod.php