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Fluke
Fluke 1623-2 GEO Earth Ground Tester
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Fluke 1623-2 GEO: 3-/4-pole RA; selective/stakeless; 128 Hz; USB. RFQ.
Download datasheet PDF
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Key parameters
Measuring range
RA 3-/4-pole earth resistance 0.020 Ω to 19.99 kΩ; soil resistivity; selective (1 clamp); stakeless (2 clamps)
Accuracy
3-/4-pole RA ±(2% rdg + 3 d); selective/stakeless ±(7% rdg + 3 d) per Fluke 1623-2/1625-2 Technical Data
Supply
6 × 1.5 V AA alkaline (LR6)
Approvals
IEC 61010-1; IEC 61326-1
Notes
Specs from Fluke 1623-2/1625-2 Technical Data (media.fluke.com) + fluke.com 1623-2 product page. 1623-2 is the base GEO model (no AFC/R*).
Measure Frequency
128 Hz
Fits earth-ground resistance testing where you need a Fluke 1623-2 GEO—3-/4-pole RA from about 0.020 Ω to 19.99 kΩ plus soil resistivity, selective (clamp), and stakeless methods at 128 Hz with USB storage up to about 1500 records.
Key advantages
- Methods — 3-/4-pole RA; soil resistivity; selective; stakeless
- RA range — About 0.020 Ω to 19.99 kΩ class
- Accuracy — 3-/4-pole RA ±(2% rdg + 3 d); selective/stakeless ±(7% rdg + 3 d) class
- Frequency — 128 Hz
- Package — IP56 case; USB memory ~1500 records
Typical applications
- Facility ground electrode checks.
- Soil resistivity surveys.
- Clamp selective grounding tests.
Selection guide
- vs 1625-2 (AFC / more freqs)
- Clamp accessories
- Stake kit
Common mistakes
- Stakeless without proper clamp spacing.
- Ignoring interference voltage.
- Wet stakes vs dry soil bias.
When to RFQ / what to tell us
- Kit/clamps.
- Quantity, ship-to.
Request a Quote · Get selection help
Specs
| Spec | Value |
|---|---|
| SKU | 40215 |
| Brand | Fluke |
| Model | 1623-2 GEO |
| Product type | Earth Ground Tester |
| Measuring range | RA 3-/4-pole earth resistance 0.020 Ω to 19.99 kΩ; soil resistivity; selective (1 clamp); stakeless (2 clamps) |
| Accuracy | 3-/4-pole RA ±(2% rdg + 3 d); selective/stakeless ±(7% rdg + 3 d) per Fluke 1623-2/1625-2 Technical Data |
| Measure frequency | 128 Hz |
| Memory | Internal storage up to 1500 records via USB |
| Ingress protection | IP56 case; IP40 battery door (EN 60529) |
Documents
FAQ
Q: Measure frequency? A: 128 Hz.
Q: Stakeless? A: Yes — stakeless method supported.
Q: What should I send for a quote? A: Kit options, quantity, ship-to.
Links
| Parameter | Value |
|---|---|
| Measuring range | RA 3-/4-pole earth resistance 0.020 Ω to 19.99 kΩ; soil resistivity; selective (1 clamp); stakeless (2 clamps) |
| Accuracy | 3-/4-pole RA ±(2% rdg + 3 d); selective/stakeless ±(7% rdg + 3 d) per Fluke 1623-2/1625-2 Technical Data |
| Supply | 6 × 1.5 V AA alkaline (LR6) |
| Approvals | IEC 61010-1; IEC 61326-1 |
| Notes | Specs from Fluke 1623-2/1625-2 Technical Data (media.fluke.com) + fluke.com 1623-2 product page. 1623-2 is the base GEO model (no AFC/R*). |
| Measure Frequency | 128 Hz |
| Memory | Internal storage up to 1500 records via USB |
| Ingress Protection | IP56 case; IP40 battery door (EN 60529) |
| Battery Life | Typical > 3,000 measurements |
| Dimensions | 250 × 133 × 187 mm (9.75 × 5.25 × 7.35 in) |
| Weight | 1.1 kg (2.43 lb) including batteries |
| Operating Temperature | −10 to 50 °C (14 to 122 °F) |