UT33A+ Series Palm Size Multimeters

The UT33A+ Series Palm Size Multimeters is a compact, highly reliable, and user-friendly measurement instrument designed for technicians, electricians, engineering students, and electronics enthusiasts who need a portable yet accurate multimeter for everyday diagnostics. With its upgraded internal protection, enhanced display clarity, and stable measurement performance, the UT33A+ Series represents one of UNI-T’s most popular and practical multimeter lines for field use, home maintenance, and educational applications.

The UT33A+ Series Palm Size Multimeters supports essential electrical measurement functions including AC/DC voltage, resistance, continuity testing, diode checking, and additional functions depending on the model variant. Despite its small size, it delivers consistent accuracy, making it suitable for basic household troubleshooting, quick electronic testing, and student labs.

Key Features

• Palm-size compact design ideal for pockets, toolkits, and on-the-go technicians.

• Accurate AC/DC Voltage measurement suitable for home wiring, small appliances, and electronic devices.

• Wide Resistance measurement range for identifying wiring issues, faulty components, and PCB defects.

• Continuity test with buzzer for fast detection of open circuits and broken connections.

• Diode test function for semiconductor verification and electronics troubleshooting.

• High-contrast LCD display offering clear visibility in bright daylight or low-light indoor environments.

• Upgraded protection circuitry ensuring safe and durable operation.

• Auto power-off feature to extend battery life during field tasks.

• Ergonomically shaped casing with rubber protection to resist impact and enhance grip.

• Lightweight and easy to carry, ideal for students, beginners, and technicians who need quick, simple diagnostics.

• Suitable for home users, electricians, HVAC technicians, electronic repair shops, and engineering education.

Technical Specifications (Data Sheet Highlights)

• DC Voltage: 200mV – 600V

• AC Voltage: 2V – 600V

• Resistance: 200Ω – 20MΩ

• Continuity: Audible buzzer

• Diode Test: Yes

• Display: 2000-count high-contrast LCD

• Power Source: 2×AAA batteries

• Safety Rating: CAT II 600V

• Protection: Enhanced overload protection on all major ranges

• Additional Features: Auto power-off, low battery indicator, durable probes, rear tilt stand (model-dependent)

Why Professionals Choose the UT33A+ Series

The UT33A+ Series Palm Size Multimeters offers a perfect balance of portability, reliability, and essential functionality. It is ideal for users who need a lightweight yet accurate instrument for routine electrical checks, electronics basics, educational labs, and quick field measurements. With solid data sheet specifications and dependable performance, this series is a trusted choice for both beginners and technicians who value simplicity and accuracy.