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Extech
Extech 380942 True RMS AC/DC Mini Clamp Meter
Quote on request
No online payment · add lines to RFQ BOM
380942: to 30 A; 0.1 mA AC; True RMS; 400 V; CAT III 300 V. RFQ.
Download datasheet PDF
RFQ cart holds BOM lines only. Submit for engineering quote.
Key parameters
Display
4000-count LCD with 40-segment bargraph; Data Hold; Max/Min; Auto Zero DCA
Ac Current
30 A True RMS; resolution 0.1 mA; accuracy ±(2.0% + 5d) @ 50/60 Hz
Dc Current
30 A; resolution 1 mA
Ac Voltage
400 V; resolution 0.1 V; ±(2.0% + 5d)
Dc Voltage
400 V; resolution 0.1 V; ±(1.0% + 2d)
Jaw Opening
0.9 in (23 mm); conductors up to ~4/0 AWG class
Fits low-current AC/DC troubleshooting where you need an Extech 380942—True RMS mini clamp to 30 A with 0.1 mA AC resolution, 400 V AC/DC, a 0.9 in (23 mm) jaw, and CAT III 300 V class safety.
Key advantages
- Current — To 30 A AC/DC; 0.1 mA AC / 1 mA DC resolution
- Voltage — AC/DC to 400 V
- True RMS — Yes
- Jaw — 0.9 in (23 mm)
- Display — 4000-count LCD; Hold / Min/Max; 2× AA
Typical applications
- HVAC / telecom low-current checks.
- Fleet / marine parasitic drain.
- Tight-space plant maintenance.
Selection guide
- Line separator accessory
- NIST option
- Spare AA
Common mistakes
- Expecting 400 A industrial clamp ranges.
- Multi-conductor clamp error.
- Ignoring CAT rating.
When to RFQ / what to tell us
- NIST option, quantity.
- Ship-to.
Request a Quote · Get selection help
Specs
| Spec | Value |
|---|---|
| SKU | 38044 |
| Brand | Extech |
| Model | 380942 |
| Product type | Mini Clamp Meter |
| Type | True RMS mini AC/DC clamp meter (Extech 380942) |
| AC current | To 30 A; resolution down to 0.1 mA AC |
| DC current | To 30 A class; 1 mA resolution |
| Voltage | AC/DC to 400 V |
| Jaw | 0.9 in (23 mm) |
| Display | 4000-count LCD with bargraph; Hold / Min/Max |
| Safety | CAT III 300 V class |
Documents
FAQ
Q: Max current? A: 30 A AC/DC class.
Q: AC resolution? A: Down to 0.1 mA.
Q: What should I send for a quote? A: Options/quantity, ship-to.
Links
| Parameter | Value |
|---|---|
| Display | 4000-count LCD with 40-segment bargraph; Data Hold; Max/Min; Auto Zero DCA |
| Ac Current | 30 A True RMS; resolution 0.1 mA; accuracy ±(2.0% + 5d) @ 50/60 Hz |
| Dc Current | 30 A; resolution 1 mA |
| Ac Voltage | 400 V; resolution 0.1 V; ±(2.0% + 5d) |
| Dc Voltage | 400 V; resolution 0.1 V; ±(1.0% + 2d) |
| Jaw Opening | 0.9 in (23 mm); conductors up to ~4/0 AWG class |
| Safety Category | CAT III-300 V (OEM listing) |
| Form Factor | Approx. 7.2 × 2.5 × 1.4 in; ~6.2 oz (190 g) per family DS |
| True Rms | Yes |
| Family | Extech 380942 mini clamp (380941/380942/380947 family) |