VENLAB VD200 voltage tester 12V–1000V

This compact non-contact voltage tester is designed for quick checks of AC wiring and live conductors, offering adjustable sensitivity and a built-in torch for low-light work. It helps identify live or neutral wires and signals presence of voltage with lights and a buzzer, making it useful for electricians and DIYers checking sockets, switches and cabling.

Key Points

The tester detects AC voltage without contacting the conductor and uses an inductive NCV probe to sense live wires. It signals proximity and voltage level with a colour change and an audible buzzer, and the alert frequency increases as the probe gets closer to the live source. 🔦 The unit includes a small LED torch for working inside cupboards or behind panels, and a pocket clip for convenient carry.

Sensitivity is adjustable via a simple H/L button which switches between two ranges so you can choose a lower threshold for household devices or a broader range for industrial checks. ⚡ Consider that very short or heavily insulated cables may give weaker responses, and the manufacturer indicates the low-range setting is tailored for bells, thermostats, fans and printers.

Technical Specifications

• Name: VENLAB VD200
• Voltage range 1: 12–1000 V AC (low sensitivity)
• Voltage range 2: 48–1000 V AC (high sensitivity)
• Safety rating: IEC61010-1, CAT III 1000 V, CAT IV 600 V
• Power supply: battery indicator activates under 2.5 V
• Automatic shut-off: after 3 minutes of inactivity

Usage Recommendations

For basic troubleshooting, sweep the tip near the conductor or terminal and watch the indicator light while listening for the buzzer. Start on the lower sensitivity for small household appliances and switch to the higher range for mains or industrial cables. Also test known live and non-live points first to familiarise yourself with the indicator response and sound levels.

The buzzer and multicolour LED make it easy to interpret results when working alone, although the pen-style probe is not a substitute for full-contact measurements when precise values are required. For safety, rely on the device only for presence detection and follow established electrical safety practices when using it in higher-voltage environments.