UT12D-US AC Voltage Detector
The UNI-T UT12D-US AC Voltage Detector is a professional non-contact voltage testing tool designed for fast, safe, and reliable AC voltage detection in electrical maintenance, troubleshooting, and installation applications. The device enables electricians, technicians, and maintenance personnel to detect live AC voltage without direct electrical contact, improving operational safety and efficiency.
Features:
- Non-contact AC voltage detection.
- Dual sensitivity voltage detection modes.
- Low-voltage mode from 24VAC~1000VAC.
- High-voltage mode from 90VAC~1000VAC.
- Audible buzzer and LED voltage indication.
- Built-in LED flashlight for dark environments.
- Automatic power-off function.
- Low battery indication.
- Compact pen-style ergonomic design.
Specifications:
| Specifications | |
| Model | UT12D-US |
| AC voltage (Low) | 24V~1000V |
| AC voltage (High) | 90V~1000V |
| Frequency range | 50/60Hz |
| Built-in flashlight | √ |
| ※Audible (buzzer) and visual (LED) indication | √ |
| Buzzer | √ |
| LED indication | √ |
| Auto power off | √ |
| Low voltage indication | √ |
| Drop test | 1m |
| General Characteristics | |
| Power | 1.5V battery (R03) x 2 |
| Product color | Red and grey |
| Product net weight | 50g |
| Product size | 150mm x 18 mm x 23mm |
Applications:
- AC mains voltage detection.
- Electrical outlet testing.
- Power distribution maintenance.
- Cable and conductor inspection.
- Industrial electrical troubleshooting.
- HVAC electrical servicing.
- Residential wiring inspection.
- Electrical panel maintenance.



