UNI-T UT213B Digital Clamp Meters
- 400A AC current measurement
- 600V AC/DC voltage range
- True RMS, MAX/MIN functions
- CE, UKCA, cETLus certified
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Description
Precision Engineered for Today’s Electrical Professionals Worldwide
The UNI-T UT213B 400A Digital Clamp Meter exemplifies precision, safety, and professional-grade versatility in electrical measurement tools. Designed for electricians, HVAC/R technicians, industrial maintenance staff, and field engineers, this clamp meter delivers accurate results in even the most challenging environments. Sporting a robust 30mm jaw, it can easily envelop thick cables or multiple wires, making it ideal for large-scale electrical panels and modern commercial installations. Its CAT III 600V safety standard ensures every reading is safeguarded against high voltage surges, highlighting a commitment to both user safety and compliance. Whether in a noisy plant or a silent server room, the UT213B operates with reliability, offering professionals a vital edge to troubleshoot, diagnose, and maintain electrical systems efficiently.
Advanced Measurement Modes and Certified Global Safety Standards
Safety remains paramount in electrical diagnostics, and the UT213B prioritizes full compliance, achieving CE, UKCA, and cETLus certifications. This comprehensive global standardization means universal acceptance for international contractors, government facilities, and multinational corporations. Advanced features—such as True RMS for precise AC measurements and NCV (Non-Contact Voltage) detection—instantly identify live wires, allowing quick, non-intrusive testing and safer work environments. Data hold, auto range, and relative mode functions further streamline user experience, letting professionals capture fluctuating readings, compare values, and safely record them even in fast-paced or restricted spaces. Factory-built with robust input protection and low-battery indication, the UT213B is engineered to be trusted in environments where even minor missteps can have major consequences.
Designed for Dark, Demanding, and Dynamic Environments
Not every workspace is well-lit or easily accessible, which is why the UT213B’s built-in flashlight is a standout feature. Electricians working in cramped panels, HVAC technicians under machinery, or engineers behind racks benefit from clear, illuminated access to cables and terminals. The meter’s high-contrast LCD, equipped with a backlight, ensures data is always legible, even during nighttime repairs or in shaded equipment rooms. The 4000-count display provides essential clarity for voltage, current, resistance, frequency, capacitance, and temperature measurements, supporting both basic to advanced interpretations. Auto power-off and energy-saving design ensure extended battery life for all-day operation, while a sturdy build ensures the device can handle repeated handling and the physical demands of true fieldwork.
Specific Applications Across Electrical and HVAC/R Industries
The UNI-T UT213B stands out as a multi-purpose tool, utilized across countless industries. Electricians rely on its 400A current range and extensive voltage capabilities for residential wiring, industrial power audits, and preventive maintenance. In HVAC/R, technicians frequently measure compressor start-up currents, diagnose fan system integrity, and confirm operational safety, relying on versatile capacitance and temperature readings. Facilities maintenance uses the UT213B for routine checks on power distribution boards, motor control centers, emergency lighting, and generator systems. The MAX/MIN function identifies peak or lowest electrical activity, useful in troubleshooting intermittent faults or assessing load balances. The NCV and continuity buzzer play a critical role during installation, instantly alerting technicians to dangerous potentials or circuit breaks without making direct contact.
Ergonomics and Practical Features for Daily Professionals
Comfort, durability, and intelligent design make daily tasks with the UT213B smooth and efficient. At just 280 grams and conveniently sized (220mm x 75mm x 40mm), it is easy to carry and manipulate, even while wearing gloves. A 30mm jaw opening reduces the need to disconnect circuits, saving time and minimizing risk. The intuitive interface and responsive keys mean one-handed operation for fast-moving workflows. Essential functions like Data Hold, Relative Mode, and MAX/MIN are activated quickly, so users spend less time with manuals and more on meaningful work. Each meter comes with batteries, high-quality test leads, and a point-contact temperature probe—ready straight from the box for electrical and thermal checks. Maintenance is minimized with a straightforward battery compartment and rugged housing, optimized for the real-world, on-site use and rough transport.
Why tpt24 is the Best Global Vendor
When buying test instruments online, assurance of authenticity, delivery, and after-sales support is critical. tpt24 stands as the top online store globally for UNI-T products like the UT213B, offering an unmatched guarantee of original quality, reliable shipping, and expert guidance. Every UT213B purchased through tpt24 arrives sealed, with all official accessories, documentation, and batteries—ensuring you get precisely what professionals trust worldwide. Tpt24’s reputation is built on years of reliable export to over a hundred countries, with direct-to-door shipments and a responsive customer team. No matter where you are—from North America and Europe to Asia, Africa, or Oceania—you receive rapid delivery, genuine warranty service, and peace of mind that your clamp meter is authentic and ready for mission-critical work.
Durability, Transport, and Maintaining Long-Term Value
Field use demands ruggedness, and the UT213B delivers with shock-resistant design and a secure carrying bag supplied standard. Its low power draw means less frequent battery replacements, and the battery compartment is easily accessed for quick swaps. The meter’s modern construction survives drops, vibration, and dust, outlasting many lesser tools. Standard packaging includes a sturdy gift box, making it suitable for professional gifts or corporate distribution, while all manuals and test leads ensure immediate operation. Keeping the instrument clean and dry maximizes lifespan; should any issues arise, warranty support from tpt24 provides direct resolution. Whether working in sweltering engine rooms, snowy substations, or dusty construction zones, the UT213B remains reliable every day for years.
A Trusted Companion in Electrical System Excellence
From residential fuse boards to industrial switchgear, the UNI-T UT213B is more than a meter—it’s the technician’s companion in delivering system excellence, compliance, and safety. Its adaptability drives productivity, allowing professionals to tackle a range of jobs with one compact device. As power grids expand, machinery becomes smarter, and safety codes evolve, the UT213B is essential for staying ahead—ensuring every connection, load, and subsystem meets expectations. Investing in this meter, especially via tpt24, is an investment in quality, authenticity, and hassle-free service—raising the bar for measurement and reliability globally. Trust in this tool means you deliver better, safer, and smarter results in any setting, anywhere on the planet.
Specifications
| Specifications | Range | UT213A | UT213B | UT213C |
| AC current (A) | 400A | ±(1.8%+9) | ±(1.8%+9) | ±(2.5%+5) |
| DC current (A) | 400A | ±(2%+3) | ||
| AC voltage (V) | 600V | ±(1.2%+5) | ±(1.2%+5) | ±(1.2%+5) |
| DC voltage (V) | 600V | ±(0.8%+1) | ±(0.8%+1) | ±(0.8%+3) |
| Resistance (Ω) | 40MΩ | ±(1%+2) | ±(1%+2) | ±(1%+2) |
| Capacitance (F) | 100μF | ±(4%+5) | ||
| 40mF | ±(4%+5) | ±(4%+5) | ||
| Frequency | 10Hz~1MHz | ±(0.1%+4) | ±(0.1%+4) | ±(0.1%+4) |
| Temperature | -40℃~1000℃ | ±(1%+3) | ±(1%+3) | |
| -40℉~1832℉ | ±(1%+6) | ±(1%+6) | ||
| Features | ||||
| Display count | 4000 | 4000 | 4000 | |
| Auto range | √ | √ | √ | |
| Jaw opening | 30mm | 30mm | 30mm | |
| True RMS | √ | √ | ||
| Diode | Around 1.5V | Around 3.0V | Around 3.0V | |
| NCV | √ | √ | √ | |
| Data hold | √ | √ | √ | |
| Relative mode | √ | √ | √ | |
| MAX/MIN | √ | √ | ||
| LCD backlight | √ | √ | √ | |
| Flashlight | √ | √ | √ | |
| Auto power off | √ | √ | √ | |
| Continuity buzzer | √ | √ | √ | |
| Low battery indication | √ | √ | √ | |
| Input protection | √ | √ | √ | |
| Input impedance for DCV | √ | √ | √ | |
| General Characteristics | ||||
| Power | 1.5V battery (R03) x 3 | |||
| Display | 38mm x 24mm | |||
| Product net weight | Red and grey | |||
| Product color | UT213A/B: 280g; UT213C: 231.7g | |||
| Product size | 220mm x 75mm x 40mm | |||
| Standard accessories | Batteries, test leads (UT213B/UT213C), point contact temperature probe (UT213B/UT213C) | |||
| Standard individual packing | Gift box, carrying bag, English manual | |||
| Standard quantity per carton | 40pcs | |||
| Standard carton measurement | 485mm x 345mm x 385mm | |||
| Standard carton gross weight | UT213A: 18.2kg; UT213B: 19.6kg; UT213C: 19.4kg | |||












