# EXTECH EX420A | Digital multimeter; LCD; (3999); VDC: 0.1?400mV,4V,40V,400V,1kV

**Manufacturer:** EXTECH  
**MPN:** `EX420A`

The Extech EX420 Professional 11 Function MultiMeter features temperature measurement from -4 to 1382 degrees Fahrenheit, with a basic accuracy of 0.1%. It also measures resistance from 0.1 to 40 megohms.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | EXTECH |
| Manufacturer name | EXTECH |
| Manufacturer | EXTECH |
| CategoryL1 | Workplace Equipment |
| CategoryL2 | Measuring Instruments |
| CategoryL3 | Digital Multimeters |
| CategoryL4 | Portable digital multimeters |
| Extra Product Name | EXTECH EX420A \| Digital multimeter; LCD; (3999); VDC: 0.1?400mV,4V,40V,400V,1kV |
| atoms | 1 |
| jsonUrlData | 1dbf338054011c20f3ca609bd9800aa0. |
| jsonUrlData2 | 7399fd62e0f9a8a0ef11 |
| keywords | EXTECH, EX420A |
| moq | 1 |
| MPN | EX420A |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | EX420A |
| snippet | EXTECH EX420A \| Digital multimeter; LCD; (3999); VDC: 0.1?400mV,4V,40V,400V,1k |
| Type of meter | digital multimeter |
| Measurement | AC current, |
| Kind of display used | LCD |
| Display parameters | (3999) |
| DC voltage measuring range | 0.1...400mV/ |
| DC voltage measuring accuracy | ?(0,3% + 2 digits) |
| AC voltage measuring range | 0.1...400mV/ |
| AC voltage measuring accuracy | ?(1,5% + 6 digits) |
| DC current measuring range | 0.1...400?A/ |
| AC current measuring range | 0.1...400?A/ |
| DC current measuring accuracy | ?(1,5% + 3 digits) |
| AC current measuring accuracy | ?(1,8% + 8 digits) |
| Resistance measuring range | 100m?...400?/ |
| Resistance measuring accuracy | ?(1% + 2 digits) |
| Capacitance measuring range | 0.01...40nF/ |
| Capacitance measuring accuracy | ?(3% + 5 digits) |
| Frequency measuring range | 1mHz...5Hz/ |
| Frequency measuring accuracy | ?(1,2% + 2 digits) |
| Temperature measuring range | -20...750?C |
| Temperature measurement accuracy | ?(3% + 3 digits) |
| Duty cycle factor | 0.1...99.9% |
| Diode test | 0.3mA @1.5V |
| Continuity test | acoustic indication, |
| Conform to the norm | CAT II 1000V |
| Dimensions (W x H x D) | 81x187x50mm |
| Illumination | yes |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| TME | EX420A |  |  | None | 1 |
| Cole-Parmer | 2000533 |  |  | None | 1 |
| Amazon | B0007SVV2Q |  |  | None | 1 |
| Newark | 69AC7917 |  |  | None | 1 |
| Arrow | EX420A | 74.99 | 1 | None | 1 |

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