Description

Major Tech MTD73A 800A AC True RMS Digital Clamp Meter

Troubleshoot Live Circuits Safely and Quickly

The MTD73A is a compact True RMS clamp meter designed to safely test electrical problems, assess motor condition, and measure appliance current without disconnecting wires. A backlit 4000-count LCD and built-in flashlight support work in dimly lit areas, while the NCV (Non-Contact Voltage) detector enables quick live-circuit checks.

Key Features

• AC Current: 0.001 A to 800 A (28 mm jaw opening)
• Voltage: 0.1 mV to 600 V AC/DC
• Temperature: -40°C to 1000°C (Type K thermocouple)
• Resistance: up to 40 MΩ
• Frequency: up to 10 MHz
• Capacitance: up to 40 mF
• Display: 4000-count backlit LCD; data hold; duty cycle function
• NCV: Non-Contact Voltage detection with red LED indication
• Continuity/Diode: Audible continuity buzzer and diode test
• True RMS: Accurate AC measurements
• Power Management: Auto power off; low battery indication

Safety & Standards

• Overvoltage Category: CAT III 600 V
• Construction: Double insulation; for indoor use
• Standards: IEC/EN61010-2-030, EN61010-2-032, EN61010-2-033; Pollution Degree 2

Power, Size & Operating Conditions

• Battery: 2 × 1.5 V AAA
• Battery life: Approx. 30 h (backlight ON); approx. 100 h (backlight OFF)
• Dimensions: 123 (W) × 270 (D) × 39 (H) mm
• Weight: 280 g
• Operating temperature: 5°C to 40°C
• Operating altitude: up to 2000 m

Accessories Supplied with Meter

• Operating manual
• Red and black test lead set
• Air temperature probe
• 2 × 1.5 V AAA batteries
• Carrying case

Documentation

• Datasheet
• Instruction Manual