“The Fluke 1630 is a MUST HAVE for those who are intent on improving the reliability of their systems and making it impervious to impulse damage. The Fluke 1630 is easy to use, highly accurate and an industry standard”- verified purchaser
The Fluke 1623-2 earth ground tester measures earth ground loop resistances using only clamps, only stakes, or one clamp and stakes.
The Fluke 1625-2 earth ground tester measures earth ground loop resistances using only clamps, only stakes, or one clamp and stakes.