Key facts
- Brand
- EXTECH
- Model
- VT10
- Industry
- Industrial
- Documents
- 3
- Languages
- ZH · EN
- Last added
- 2026-10-17
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Extech VT10 Multi-Function Voltage Tester User Manual
The Extech VT10 is a multi-function voltage tester designed to measure AC and DC voltages up to 600V and 400V respectively. It features an LED indicator for polarity, a continuity beeper, a low-impedance mode to eliminate phantom voltage, and a built-in flashlight. The device is suitable for voltage detection, continuity testing, and three-phase rotation detection. This manual is written in Chinese.
Read onlineEXTECH VT10 specifications
| AC Voltage Range | Up to 600V |
|---|---|
| DC Voltage Range | Up to 400V |
| Continuity Test Range | 0 to 400kΩ |
| Low Impedance Mode | 12-250VAC/DC |
| Power Source | 2 AAA 1.5V batteries |
| Battery Life | Up to 8 hours |
| Operating Temperature | -10 to 55°C |
Source: Extech VT10 Multi-Function Voltage Tester User Manual
All EXTECH VT10 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What is the maximum AC voltage the VT10 can measure?
The VT10 can measure AC voltage up to 600V.
How does the low-impedance mode work?
It lowers internal impedance to suppress capacitive voltage, allowing for the detection of phantom voltage.
What is the maximum AC voltage the VT10 can measure?
The VT10 measures AC Voltage to 600V.
How do I check for phantom voltages?
Use the low impedance mode by pressing the two low impedance test buttons simultaneously to suppress capacitive voltage.
What are the AC and DC voltage ratings for the EXTECH VT10?
The tester indicates AC voltages of 24, 48, 120, 208, 240, 277, 480, and 600, and DC voltages of 6, 12, 24, 36, 48, 110, 220, and 400.
From: EXTECH VT10 Multifunction Voltage Tester Product Datasheet