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Trusted by engineers and technicians worldwide. Mastech delivers high-accuracy digital multimeters, clamp meters, thermometers, sound level meters, and more — engineered for safety, durability, and reliability.
From infrared thermometers to LCR meters, we cover all measurement needs.
Electrical, wire, circuit, and insulation testers built for real-world conditions.
Pioneering innovation in test instrumentation since 1987.
Shenzhen Master Industrial Co., Ltd. is the leading provider of electronic measuring instruments and one of the most recognized high-tech enterprises in Guangdong Province. As a well-known name in the test instrumentation industry, Mastech has built a global reputation for innovation, quality, and reliability.
Our Engineering R&D Center is at the forefront of design and development, staffed with top-tier professionals and equipped with state-of-the-art testing facilities. We are committed to delivering safe, accurate, durable, and cost-effective solutions tailored to meet evolving customer demands.
Explore our comprehensive lineup of digital meters and testers designed for precision, safety, and long-term performance across industrial, commercial, and field applications.
High-precision noise measurement with data hold and max/min functions. Ideal for environmental and industrial noise monitoring.
Meters → Sound Level Meters
Compact and reliable for quick circuit diagnostics. Features LED indicators and audible alerts for open/short circuits.
Testers → Circuit TestersTrue RMS auto-ranging multimeter with large LCD display. Measures voltage, current, resistance, continuity, and diode test.
Meters → Digital MultimetersDesigned for telecom and network technicians. Cable tracing, wire mapping, and PoE detection in one rugged tool.
Meters → Network TestersNon-contact temperature measurement up to 550°C. Laser targeting and high-low alarm functions for industrial use.
Meters → Infrared ThermometersMeasure AC/DC current up to 1000A without breaking the circuit. Includes data logging and Bluetooth connectivity options.
Meters → Digital Clamp Meters
Precision component tester for inductance (L), capacitance (C), and resistance (R). Auto-ranging and high accuracy.
Meters → LCR Meters
High-voltage insulation resistance tester for motors, cables, and transformers. Safety-compliant with CAT III 1000V rating.
Testers → Insulation TestersContact and non-contact RPM measurement. Ideal for motor, fan, and conveyor speed checks in industrial environments.
Meters → Digital Tachometers3-pole and 4-pole measurement methods for grounding system evaluation. Compact and field-ready design.
Testers → Earth Resistance TestersMeasures wind speed and temperature. Used in HVAC, environmental monitoring, and ventilation system diagnostics.
Meters → Digital AnemometersDigital pH and temperature meter for water quality testing. Auto-calibration and durable probe for lab and field use.
Meters → PH MetersFrom R&D to manufacturing, every step is optimized for performance, safety, and customer satisfaction.
Rugged casings, drop-tested designs, and industrial-grade components ensure long life in harsh environments.
Precision sensors and calibration processes guarantee reliable readings you can trust.
All testers meet international safety standards (CAT III/CAT IV) for user protection.
Distributed in over 50 countries with local service and 24-hour quotation response.
Find answers to common inquiries about our products and services.
Most Mastech meters and testers come with a standard 12-month warranty. Some industrial models offer extended coverage. Please check product specifications for details.
Yes, we provide competitive wholesale pricing and OEM/ODM services for global partners. Contact us for a customized quotation.
All precision instruments undergo factory calibration and are shipped with a calibration certificate.
Absolutely. Our support team provides installation guidance, troubleshooting, and software updates via email and phone.
Yes, our electrical testers meet IEC 61010 safety standards with CAT III and CAT IV ratings where applicable.
Have questions about our products or need a quotation? Reach out to our team today.
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