UNI-T 30-130DB DIGITAL NOISE METER UT353 | 32MM X 26MM MINI LCD DISPLAY | 1/2 INCH CONDENSER MICROPHONE | LIGHT WEIGHT, ERGONOMIC DESIGN, USER-FRIENDLY INTERFACE

UNI-T UT353 Mini Digital Noise Meter 30–130dB

The UNI-T UT353 Digital Noise Meter is a compact and easy-to-use sound level meter designed to measure and monitor ambient noise levels from 30dB to 130dB. With a clear LCD display, 1/2-inch condenser microphone, adjustable fast and slow sampling modes, MAX/MIN measurement, data hold, and backlight, it provides convenient noise measurement for homes, offices, workshops, commercial areas, and other environments.

Its lightweight and ergonomic design makes the UT353 Mini Digital Sound Level Meter easy to carry and operate when checking environmental sound levels. The meter converts surrounding sound into electrical signals, processes the measurement data, and displays the result clearly on the LCD screen.

What Is the Purpose of the UNI-T UT353 Noise Meter?

The main purpose of the UNI-T UT353 noise meter is to measure and monitor sound pressure levels in different environments. It helps users identify whether an area is relatively quiet, moderately noisy, or exposed to high sound levels.

It is useful for checking noise in workplaces, offices, factories, workshops, homes, schools, commercial spaces, construction areas, and public environments. The MAX/MIN function can also help users monitor changes in sound levels over a period of time.

How to Use the UNI-T UT353 Digital Noise Meter?

1. Install the required batteries and switch on the UNI-T UT353.
2. Hold the meter with the microphone facing toward the sound source or area being measured.
3. Select the appropriate FAST or SLOW sampling mode depending on the type of sound being monitored.
4. Read the current sound level directly from the LCD display.
5. Use the MAX/MIN function when you need to observe the highest or lowest measured sound level.
6. Use DATA HOLD to freeze the displayed measurement for easier reading or recording.
7. Use the LCD backlight when taking measurements in darker areas.
8. After completing the measurement, switch off the meter or allow the auto power-off function to help conserve battery life.

Key Features of UNI-T UT353 Digital Sound Level Meter

• 30–130dB measurement range for monitoring a wide range of ambient sound levels.
• ±1.5dB accuracy for dependable sound level measurements.
• 0.1dB resolution for detailed readings.
• 1/2-inch condenser microphone for sound detection.
• FAST and SLOW sampling modes for different noise monitoring requirements.
• MAX/MIN function for identifying maximum and minimum sound levels.
• DATA HOLD function for convenient reading and recording.
• White LCD backlight for improved visibility in low-light conditions.
• Low battery indication helps prevent unexpected interruptions.
• Auto power-off helps reduce unnecessary battery consumption.
• Compact and lightweight design for portable noise measurement.
• Ergonomic user-friendly interface for simple operation.
• CE and UKCA certified for added product compliance.

Why Choose the UNI-T UT353 Noise Meter?

The UNI-T UT353 is a practical choice for users who need a portable and straightforward solution for measuring environmental noise. Its compact design makes it convenient to carry between different locations, while the large measurement range and 0.1dB resolution make it suitable for everyday sound monitoring.

The combination of FAST/SLOW sampling, MAX/MIN measurement, DATA HOLD, LCD backlight, and auto power-off provides useful functions without making the instrument complicated to operate. It is particularly suitable for users who need quick and convenient noise level measurements in different environments.

Who Should Buy the UNI-T UT353?

The UNI-T UT353 is suitable for professionals, technicians, maintenance teams, facility managers, inspectors, students, and general users who need to check ambient noise levels.

• Maintenance and service technicians
• Electrical and engineering professionals
• Factory and workshop personnel
• Facility and building maintenance teams
• Construction professionals
• Workplace safety and inspection personnel
• HVAC and mechanical service technicians
• Schools and educational institutions
• Home and office users
• Students and technical trainees

Where Is the UNI-T UT353 Noise Meter Used?

The UNI-T UT353 Mini Digital Sound Level Meter can be used in a wide variety of indoor and outdoor environments where users need to monitor ambient sound levels.

• Factories and workshops: Check noise levels around machinery and production equipment.
• Construction sites: Monitor surrounding noise generated by tools, equipment, and construction activities.
• Offices: Check ambient noise levels in workspaces and meeting areas.
• Homes: Identify noise from appliances, equipment, neighbors, or other sources.
• Schools: Monitor sound levels in classrooms, laboratories, and common areas.
• Commercial buildings: Check noise levels in shops, facilities, and service areas.
• HVAC environments: Help identify noise generated by air-conditioning and ventilation equipment.
• Maintenance and inspection: Perform quick sound level checks during service and troubleshooting.

Benefits of Using a Mini Digital Sound Level Meter

A portable sound level meter makes it easier to identify and compare noise levels in different locations. The UNI-T UT353 provides a quick digital reading instead of relying on subjective estimates of how loud an environment sounds.

Its compact body, simple controls, backlit display, and MAX/MIN and DATA HOLD functions make it convenient for repeated measurements during inspections, maintenance work, environmental checks, and everyday noise monitoring.

UNI-T UT353 Noise Meter Frequently Asked Questions