UT18 series are designed for testing AC/DC voltage, 3-phase voltage, phase sequence, continuity, and more. This series is categorized as CAT IV 600V and meets IP65 standard. These voltage testers are perfect tools for electricians to quickly measure voltage levels in all environments. This series should NOT be used with 110V electrical systems.
Models in UT18 Series: UT18C, UT18D
Features of UT18 Series Voltage and Continuity Testers
Certifications: CE, UKCA, cETLus
Specifications of UT18 Series Voltage and Continuity Testers
| 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 | ||
Applications of UT18 Series Voltage and Continuity Testers
UT18C voltage measurement
UT18D voltage measurement
