UNI-T UT58A Digital Multimeter 3999 Counts True RMS

The UNI-T UT58A is a professional-grade digital multimeter designed for accurate measurements in electrical and electronic applications. With a 3999-count display and true RMS capabilities, it provides reliable readings for DC/AC voltage, current, resistance, capacitance, frequency, and more. Built to CAT II 1000V and CAT III 600V safety standards, this meter is ideal for technicians, engineers, and hobbyists.

Advantages

High accuracy and wide measurement ranges make the UT58A versatile for various tasks. The built-in data hold function and low battery indication enhance usability, while the diode and continuity tests simplify troubleshooting. Its compact design and included test leads ensure portability and convenience.

Suitable for

• Electrical maintenance and repair
• Electronics prototyping and testing
• Automotive diagnostics
• Educational labs and training

Key specifications

• Display Count: 3999 (3 3/4 digits)
• DC Voltage: 400mV to 1000V, ±(0.5%+1)
• AC Voltage: 4V to 750V, ±(0.8%+3)
• DC Current: 400µA to 10A, ±(1%+2)
• AC Current: 400µA to 10A, ±(1.2%+5)
• Resistance: 400Ω to 40MΩ, ±(0.8%+1)
• Capacitance: 4nF to 200µF
• Frequency: 10Hz to 10MHz
• Diode Test: Yes
• Continuity Buzzer: Yes
• Transistor hFE Test: Yes
• Data Hold: Yes
• Low Battery Indication: Yes
• Power Supply: 9V battery (6F22)
• Safety Rating: CAT II 1000V, CAT III 600V

Recommendations

For optimal performance, use high-quality test leads and replace the battery when the low battery indicator appears. Always follow safety precautions when measuring high voltages.