Tekneka E840 Earth Resistance Tester (4 Terminal)

The Tekneka E840 Earth Resistance Tester (4 Terminal) is a high-performance instrument featuring high resolution of 1mΩ, making it ideal for precise ground system measurements. With a testing range of 0 ~ 200kΩ and automatic range selection, it delivers highly accurate results in a wide range of environments. It’s 4-terminal method ensures enhanced accuracy, while its strong anti-interference capability guarantees reliable performance even in harsh conditions. The E840 supports versatile test modes and applications, including soil resistivity measurement, making it suitable for both routine and advanced ground testing tasks.