The Extech 380947 is a compact True RMS AC/DC mini clamp meter designed for professionals who need accurate current measurements in tight or confined spaces. With its rugged design, high-resolution display, and advanced measurement functions, it is an indispensable tool for electricians, HVAC technicians, and field service engineers performing troubleshooting, maintenance, and diagnostics in industrial and commercial environments.
Key Features & Benefits
400 A AC/DC measurement – Accurately measures both alternating and direct currents up to 400 A.
True RMS accuracy – Provides reliable readings even on distorted or non-sinusoidal waveforms.
High resolution – 0.1 A resolution allows precise low-current testing.
Compact mini clamp – Lightweight design offers easy access in tight panels and spaces.
One-touch zero – Quick DC zero function for improved accuracy on DC measurements.
Clear backlit LCD – Easy-to-read display, even in dimly lit environments.
Data hold & peak hold – Freeze and review readings for convenient analysis.
Auto power-off – Conserves battery life when idle.
Technical Highlights
Measurement Range: Up to 400 A AC/DC
Resolution: 0.1 A
Technology: True RMS
Functions: Data hold, peak hold, DC zero adjustment
