4-wire, 3-wire, and 2-wire testing earth ground tester kit. Mfg. has some models on backorder.
The Extech GRT300 Ground Resistance Tester by Extech is a professional-grade ground resistance meters instrument, model 31304, designed for precision measurement and control applications. Priced at $549.00, it offers reliable performance for industrial, laboratory, and field use. Call for Availability.
| Product Name | Extech GRT300 Ground Resistance Tester |
| Product ID | 31304 |
| Category | Ground Resistance Meters |
| Price | $549.00 |
| Availability | Call for Availability |
4-wire, 3-wire, and 2-wire testing earth ground tester kit. Mfg. has some models on backorder.
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