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.

• Auto power off, the conductor to be measured is greater than 12V
• Phase rotation test
• Continuity test with buzzer and LED indication
• Low battery indication and over voltage prompt
• Flashlight
• Test live voltage without batteries
• Buzzer and silent modes available
• Auto range
• Polarity indication

Technical data:

Voltage (V):

• 6V 5V±1V
• 12V 8V±1V
• 24V 18V±2V
• 50V 38V±4V
• 120V 94V±8V
• 230V 180V±14V
• 400V 325V±15V
• 690V 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 √