# MA443-NIST Extech Clamp Meter New

**Features**

-   NIST Traceable
-   True RMS feature for accurate readings regardless of waveforms
-   1.2" (30mm) jaw size fits conductors up to 500MCM
-   Built-In Non-Contact Voltage Detector (NCV)
-   Large backlit LCD display and built-in Flashlight
-   Functions include: NCV, AC/DC Voltage, AC Current, Resistance, Capacitance, Frequency, Type-K Temperature, Diode Test, Continuity
-   Relative mode for Capacitance, Data Hold, Max/Min, Auto Power Off and Low Battery Indicator
-   Complete with test leads, three AAA batteries, general purpose Type K temperature probe and pouch

**Specifications**

-   AC Current: 400.0A (1mA) True RMS
-   DC Current: —
-   Basic Current Accuracy: AC: ±1.8%
-   DC Voltage: 600V (0.1mV) True RMS
-   AC Voltage: 600V (1mV
-   Basic Voltrage Accuracy AC: ±1.2% DC: ±0.8%
-   Non-Contact Voltage (NCV): 100 to 600V
-   Resistance: 40MΩ (0.1Ω)
-   Capacitance: 40mF (0.01nF)
-   Frequency: 1MHz (0.01Hz)
-   Temperature (Type K - meter range): -40° to 1832°F/-40° to 1000°C (1°)
-   Duty Cycle: Yes
-   Diode/Continuity: Yes
-   Dimensions: 9x3x1.6" (228x77x41mm)
-   Weight: 9.3oz (265g)

Three models to choose from, with or without True RMS and AC or AC/DC Current functions. Choose True RMS model for accurate readings of non-sinusoidal waveforms, model with DC Current function for automotive applications, or model with Type K function when applications require Temperature measurements. The MA440 Series meters are fully loaded with multimeter functions and built-in non-contact voltage (NCV) detector to meet your application needs!

## Details

- **Price:** 181.99 USD
- **Vendor:** Extech
- **Type:** Clamp Met
- **Tags:** Clamp, Extech, Manufacturers, Meters & DAQ, product_manual_group_2, Product_new

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 181.99 USD | In stock |

## Images

- MA443-NIST Extech Clamp Meter

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> Source: [ValueTronics](https://valuetronics.com/products/ma443-nist-extech-clamp-meter-new)
> Updated: 2026-05-21