Extech MA443 400A True RMS AC Clamp Meter with NCV
The Extech MA443 is a versatile, True RMS AC clamp meter designed for professionals requiring accurate current and voltage measurements in various electrical applications. It features a 400A AC current capacity, non-contact voltage (NCV) detection, and a comprehensive set of multimeter functions, making it suitable for tasks ranging from residential to industrial electrical diagnostics.
Description
The Extech MA443 clamp meter combines advanced measurement capabilities with user-friendly features. It offers True RMS AC current measurement up to 400A, ensuring accurate readings even with non-sinusoidal waveforms. The built-in NCV detector allows for quick identification of live wires without direct contact, enhancing safety during inspections.
In addition to current and voltage measurements, the MA443 includes functions for resistance, capacitance, frequency, diode testing, and continuity. It also supports Type K thermocouple input for temperature measurements, extending its utility in HVAC applications. The large, backlit LCD display ensures clear visibility of readings in various lighting conditions.
Designed for durability and ease of use, the MA443 features a 1.2″ (30mm) jaw size that accommodates conductors up to 500MCM. Its ergonomic design and compact form factor make it ideal for both field and bench applications.
Features
- True RMS Measurement: Ensures accurate readings of AC current up to 400A, even with non-sinusoidal waveforms.
- Non-Contact Voltage (NCV) Detection: Quickly identifies live wires without direct contact, enhancing safety.
- Comprehensive Multimeter Functions: Measures AC/DC voltage, resistance, capacitance, frequency, diode testing, and continuity.
- Type K Thermocouple Input: Allows for temperature measurements, useful in HVAC applications.
- Large, Backlit LCD Display: Provides clear visibility of readings in various lighting conditions.
- 1.2″ (30mm) Jaw Size: Accommodates conductors up to 500MCM, suitable for a wide range of applications.
- Ergonomic Design: Compact and lightweight, ensuring comfortable use in both field and bench settings.
- Data Hold and Max/Min Functions: Captures and holds readings for easy reference.
- Auto Power Off: Conserves battery life when the meter is not in use.
- CAT III 600V Safety Rating: Suitable for use in industrial environments.
Includes
- Set of Instructional Documentation (Quick Start)
- Set of Test Leads
- K-type Temperature Probe
- 3 – 1.5V AAA Batteries
- Pouch
