UNI-T UT18C Voltage and Continuity Testers
- Voltage: 6V to 690V
- Safety Rating: CAT IV 600V
- Protection: IP65 Waterproof
- Features: RCD Test, Phase Rotation
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Description
UNI-T UT18C: Advanced Voltage and Continuity Tester
1. Essential Tool for Professional Electrical Diagnostics
The UNI-T UT18C is an advanced voltage and continuity tester, meticulously engineered for professional electricians requiring accurate and reliable measurements in demanding environments. It excels in testing AC/DC voltage, three-phase voltage, phase sequence, and continuity. Classified as CAT IV 600V and meeting IP65 standards, this robust tester is the perfect companion for quick and precise voltage assessments. TPT24, the top global online retailer, offers the UT18C with guaranteed authenticity, superior quality, and dependable worldwide delivery to ensure you receive the best product experience.
2. Robust Design for Harsh Electrical Environments
Built to endure the rigors of industrial and outdoor use, the UT18C features an IP65 waterproof and dustproof rating, ensuring flawless operation even in challenging conditions. Its durable construction provides exceptional resilience against physical impacts and environmental factors, making it an ideal choice for electricians working in varied settings, from construction sites to maintenance facilities, ensuring long-term reliability and safety.
3. Comprehensive Functions for Diverse Electrical Testing
The UT18C is equipped with a comprehensive suite of features, including RCD testing, polarity detection, and self-inspection of all LEDs, ensuring peak performance and user safety. It also includes an “exceed voltage” indicator and an auto-standby mode to conserve battery life. These integrated functionalities make the UT18C a highly versatile tool, capable of handling a broad spectrum of electrical diagnostic tasks efficiently and accurately.
4. Indispensable for Industrial and Commercial Applications
This tester is particularly well-suited for industrial settings, such as factory automation, machinery maintenance, and power distribution systems, where 3-phase voltage and accurate phase sequence detection are critical. Its ability to perform RCD tests makes it invaluable for verifying the safety of electrical installations in commercial buildings and residential properties, ensuring compliance with safety standards and preventing electrical hazards.
5. Clear LED Indications for Rapid Voltage Assessment
The UT18C provides clear LED indications for voltage levels, offering immediate visual feedback that simplifies complex readings. This intuitive display system, combined with a bright work light, allows electricians to quickly and safely assess electrical conditions even in dimly lit areas, enhancing efficiency and reducing potential risks during rapid diagnostic checks.
6. Critical for Three-Phase System Verification
A standout capability of the UT18C is its precise phase rotation test function for three-phase systems. This feature is crucial for ensuring correct wiring and proper motor operation in industrial machinery, preventing costly damage due to incorrect phase sequencing. The tester’s wide operating voltage range for phase rotation (57Vac to 400Vac) further expands its utility in various industrial applications.
7. Advanced Features for Enhanced Safety and Usability
Beyond core measurements, the UT18C integrates advanced features like single-lead (L2) voltage detection, allowing for quick identification of live wires, and a silent mode for use in noise-sensitive environments. The low battery indication ensures continuous reliable operation, while the CAT IV 600V rating signifies superior protection against transient voltages, prioritizing user safety above all else.
8. TPT24: Global Access to Premium Quality Tools
TPT24 is recognized worldwide as the leading online retailer for the UNI-T UT18C, ensuring that customers receive authentic products with a guarantee of unparalleled quality and reliable global shipping. By choosing TPT24, professionals everywhere can confidently acquire this essential electrical testing tool, benefiting from a seamless purchasing experience and dedicated customer support.
Specifications
| Specifications | Range | UT18C | UT18D |
| Voltage (V) | 6V | 5V±1V | |
| 12V | 8V±1V | 8V±1V | |
| 24V | 18V±2V | 18V±2V | |
| 50V | 38V±4V | 38V±4V | |
| 120V | 94V±8V | 94V±8V | |
| 230V | 180V±14V | 180V±14V | |
| 400V | 325V±15V | 325V±15V | |
| 690V | 562V±24V | 562V±24V | |
| Phase rotation test | 57Vac~400Vac (3 phase) | √ | √ |
| Frequency: 50Hz~400Hz | |||
| Single lead (L2) voltage detection |
Operating voltage: 100V~690V | √ | √ |
| Frequency: 50Hz~400Hz | |||
| Continuity test | Resistance: 0Ω~100kΩ (+50% accuracy) | √ | √ |
| Beeper and LED light indication | |||
| RCD test | Operating voltage: 230V (50Hz~400Hz) | √ | √ |
| Polarity detection | Positive & Negative | √ | √ |
| Self-inspection | All LED or LCD | √ | √ |
| No power test | Operating voltage: 100~690V | √ | |
| Features | |||
| Voltage indication | LED | LCD | |
| Exceed voltage | Voltage range: 713V~788V | √ | √ |
| Auto standby | Standby current<10μA | √ | √ |
| Slient mode | All range | √ | √ |
| Work light | √ | √ | |
| Low battery indication | Around 2.5V | √ | √ |
| LCD backlight | √ | ||
| LCD display (voltage) | 6V~690V | ±(1.5%+5) | ±(1.5%+5) |
| LCD display (Frequency) | 40Hz~400Hz | ±(3%+5) | ±(3%+5) |
| IP65 | √ | √ | |
| General Characteristics | |||
| Power | 1.5V battery (R03)×2 | ||
| Display | UT18C: 31mm x 20mm; UT18D: 73.5mm x 35.5mm | ||
| Product color | Red and grey | ||
| Product net weight | 280g | ||
| Product size (W x H x D) | 272mm x 85mm x 31mm | ||
| Standard accessories | Batteries | ||
| Standard individual packing | Blister, English manual | ||
| Standard quantity per carton | 30pcs | ||
| Standard carton measurement | 440mm x 295mm x 455mm | ||
| Standard carton gross weight | 17.5kg | ||









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