Earth Ground Testers
High-precision ISO 17025 calibratable instruments with instant B2B datasheet downloads and direct corporate contact info.
SANFIX ET-4300 Dual-Clamp Stakeless & Selective Earth Resistance Meter
Versatile multi-method earth tester supporting 2-Pole, 3-Pole, 4-Pole, Selective 1-Clamp, and Stakeless 2-Clamp ground resistance measurements.
SANFIX ET-4400 Large Substation Grounding Grid Impedance Tester
High-current (up to 10A variable frequency) grounding grid impedance tester measuring step voltage, touch voltage, and grid impedance in 500kV substations.
SANFIX ET-4105 Precision Digital Earth Ground Resistance Tester (0-2000Ω)
3-pole and 2-pole fall-of-potential earth resistance meter for lightning protection grounding rods and building electrical grounding grids.
SANFIX ET-4106 4-Pole Soil Resistivity (Wenner Method) & Earth Tester
4-terminal ground tester measuring soil resistivity (Rho in Ω·m) using the Wenner method for grounding grid engineering and geological surveys.
SANFIX ET-4108 Clamp-On Ground Earth Resistance Tester (Stakeless)
Stakeless clamp-on earth ground tester measuring loop resistance (0.01Ω to 1000Ω) directly on grounding wires without disconnecting earth rods.
SANFIX ET-4200 High-Frequency Lightning Protection Grounding Tester
High-frequency impulse grounding resistance tester simulating fast lightning stroke transient response (up to 100 kHz) for telecommunications towers.