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Extech 380942 30A True RMS AC/DC Mini Clamp Meter

  • 30 A range with 0.1 mA AC resolution, precise
  • True RMS accuracy for noisy, harsh signals
  • 0.9 in jaw reaches tight spaces, to 4/0 AWG
  • Measures AC/DC volts and current with clarity
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£429.00 (ex VAT)

£514.80 (inc VAT)

Earn 429 points

Usually Ships In 3 to 5 Business Days
 

The Extech 380942 30A True RMS AC/DC Mini Clamp Meter helps you see small current changes that other tools miss. Extech 380942 30A True RMS AC/DC Mini Clamp Meter keeps readings stable and easy to read so you can work with confidence and speed.

Compact access and precise results

You reach tight panels and crowded harnesses with the slim jaw. You make checks in small spaces while keeping cables undisturbed and neatly in place.

Safe, versatile, and ready to go

True RMS processing keeps accuracy high on noisy or distorted signals. You take on plant maintenance, HVAC, telecoms, and vehicle work with one simple, reliable tool.

Switch ranges to match the task and move from voltage to current in seconds. You open the case and start straight away with the supplied leads, AA batteries, and manual.

Key features
  • True RMS accuracy stays reliable on noisy loads
  • Detects tiny current changes for fault diagnosis
  • Small jaw reaches tight panels and looms
  • One tool covers AC/DC current and voltage
  • Readings remain stable for consistent results
  • Compact build reduces fatigue in daily use
  • Soft case protects the meter between jobs
  • Supplied leads connect fast and securely
  • Ideal for HVAC, telecoms, marine, and vehicles
  • Suits plant, fleet, and home electrical work
  • Clear ranges make setup quick for tasks

The Extech 380942 30A True RMS AC/DC Mini Clamp Meter helps you see small current changes that other tools miss. Extech 380942 30A True RMS AC/DC Mini Clamp Meter keeps readings stable and easy to read so you can work with confidence and speed.

Compact access and precise results

You reach tight panels and crowded harnesses with the slim jaw. You make checks in small spaces while keeping cables undisturbed and neatly in place.

Safe, versatile, and ready to go

True RMS processing keeps accuracy high on noisy or distorted signals. You take on plant maintenance, HVAC, telecoms, and vehicle work with one simple, reliable tool.

Switch ranges to match the task and move from voltage to current in seconds. You open the case and start straight away with the supplied leads, AA batteries, and manual.

Key features
  • True RMS accuracy stays reliable on noisy loads
  • Detects tiny current changes for fault diagnosis
  • Small jaw reaches tight panels and looms
  • One tool covers AC/DC current and voltage
  • Readings remain stable for consistent results
  • Compact build reduces fatigue in daily use
  • Soft case protects the meter between jobs
  • Supplied leads connect fast and securely
  • Ideal for HVAC, telecoms, marine, and vehicles
  • Suits plant, fleet, and home electrical work
  • Clear ranges make setup quick for tasks

 

 Technical specifications
BrandExtech
Manufacturer part code380942
Product type30 A mini AC/DC clamp meter
True RMSYes
AC current ranges400 mA, 4 A, 30 A
AC current basic accuracy±1.5%
AC current maximum resolution0.1 mA
DC current ranges4 A, 40 A
DC current maximum resolution0.001 A
AC voltage range400 V
AC voltage basic accuracy±(2.0% of reading + 5 digits)
AC voltage maximum resolution0.1 V
DC voltage range400 V
DC voltage basic accuracy±(1.0% of reading + 2 digits)
DC voltage maximum resolution0.1 V
Jaw size0.9 in (23 mm)
Maximum conductor sizeUp to 4/0 AWG
Safety ratingCAT III
Power2 × AA batteries
Included accessoriesTest leads, 2 × AA batteries, soft carrying case, user manual
Typical applicationsPlant maintenance, electrical, HVAC, telecoms, residential electrical, fleet maintenance, marine, motorcycle repairs

What’s included

  • Test leads
  • 2 × AA batteries
  • Soft carrying case
  • User manual

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