Precise Earth Resistance Measurement
The DUOYI DY4100 Digital Earth Resistance Tester is engineered to deliver accurate earth resistance measurements in various systems, including power systems and electrical equipment, as well as measuring low resistance conductors and AC voltage.
Key Features and Specifications
- Earth Ground Resistance Measurement Range: 0-20/200/2000 Ω
- High Resolution: 0.01 Ω
- Earth Voltage Measurement: 0-30V, ±3% + 5 digits accuracy
- Data Hold Function and Symbol Display for ease of use
- Automatic Range Selection and Low Battery Warning Indicator
- Powered by 6 x AA 1.5V batteries (batteries not included)
- Compact, durable design: 150 x 100 x 70mm, weighing 680g
Included Accessories
| 1 x DY4100 Digital Earth Ground Resistance Tester |
| 2 x Auxiliary Earth Stakes |
| 3 x Testing Leads (Red 15m, Yellow 10m, Green 5m) |
| 2 x Simple Testing Leads (Red 1.6m, Green 1.6m) |
This product is designed to meet the needs of professionals requiring accurate and reliable earth resistance measurements. Its robust construction and dust/water resistant design make it suitable for use in challenging outdoor environments.




