# Digital Clamp Meter, Audible Continuity Yes, Safety Rating CAT III 1000V, CAT IV 600V, AC Response Calculation TRMS, Maximum AC Current Measurement 600 A, Maximum AC Voltage Measurement 1,000 V, Maximum DC Current Measurement 1,000 A, Maximum DC Voltage Measurement 1,000 V, Current Leakage Testing No, Parameters Measured AC Current, AC Voltage, Capacitance, Continuity, DC Current, DC Voltage, Diode, Frequency, Inrush AC Current, Resistance, Temperature (IR), Temperature (K)

**Manufacturer:** Extech  
**MPN:** `EX840-NISTL`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Extech |
| Manufacturer name | Extech |
| Manufacturer | Extech |
| CategoryId | 6303 |
| CategoryIdL1 | 24 |
| CategoryIdL2 | 6302 |
| CategoryIdL3 | 6303 |
| CategoryL1 | Test Instruments & Gauges |
| CategoryL2 | Electrical Testing & Measuring |
| CategoryL3 | Clamp On Power Meters |
| DimensionUnit | inch |
| GTIN | 793950398418 |
| GraingerSku | 4GGE1 |
| UPC | 793950398418 |
| UnitOfMeasure | EA |
| Weight | 2.2 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | CN |
| height | 12.4 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 6 |
| moq | 1 |
| MPN | EX840-NISTL |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | Drop Ship |
| SKU | G7923501 |
| tierMinQty1 | 1 |
| tierPrice1 | 414.99 |
| url | https://www.zoro.com/extech-clamp-meter-lcd-1-000-a-18-in-46-mm-jaw-capacity-cat-iv-600v-safety-rating-ex840-nistl/i/G7923501/ |
| width | 3 |
| Manufacturers Warranty Length | 3 yr |
| Max Conductor Size | 750 kcmil or (2) 500 kcmil |
| Overall Width | 4.3 in |
| Overall Height | 2 in |
| Battery Size | 9V |
| Maximum Conductor Size | 500MCM; 750MCM |
| Promotion Restriction | Not eligible for promotion |
| Item | Digital Clamp Meter |
| Digital/Analog | Digital |
| Max AC Amps | 1,000 |
| Clamp Meter Jaw Style | Clamp On |
| Max DC Volts | 1,000 V |
| Max Ohms | 40 megaohm |
| Jaw Capacity | 1.8 in (46 mm) |
| Temp Range | -4 Degrees to 1400 Degrees F |
| Safety Rating | Cat IV 600V |
| Display | LCD |
| Max DC Amps | 1,000 |
| Max AC Volts | 1,000 V |
| Calibration Frequency | 50 to 60 Hz |
| Audible Continuity | Yes |
| AC Current Accuracy | +/-2.0% + 5 Digits |
| Capacitance | 40 |
| Memory | Max/Min |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G7923501 | 414.99 | 1 | None | 1 |
| Radwell | EX840-NISTL |  |  | None | 1 |
| Global Industrial | WBB1641946 | 422.95 | 1 | None | 1 |
| Megadepot | EX840-NISTL | 420.99 | 1 | None | 1 |
| motionindustries.com | 04816687 | 394.99 | 1 | None | 1 |
| Transcat | EX840-NISTL | 414.99 | 1 | None | 1 |
| Raptor Supplies | AD7TQE | 636.9900615 | 1 | None | 1 |
| Allied Electronics | 70556004 |  |  | None | 1 |
| National Supply Network | B1641946 | 420.74 | 1 | None | 1 |
| turtle.com | GBL EX840-NISTL |  |  | None | 1 |
| Newark | 17T2291 | 420.99 | 1 | None | 1 |
| usmegastore.com | EX840-NISTL | 420.99 | 1 | None | 1 |
| Platt.com | 1298048 | 414.99 | 1 | None | 1 |
| grainger.ca | EXTEX840NISTL | 476.7093808 | 1 | None | 1 |
| TME | EX840-NISTL |  |  | None | 1 |
| Galco | EX840-NISTL-EXTC | 440.42 | 1 | None | 1 |
| industrialstores.com | EX840-NISTL | 391.95 | 1 | None | 1 |
| valuetronics.com | EXTECH_EX840-NISTL_NEW | 371.56 | 1 | None | 1 |
| valuetesters.com | QVT-2009101213562462524 | 420.99 | 1 | None | 1 |
| jensentools.com | 43448.1 | 420.99 | 1 | None | 1 |

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