• CE approval
• Test voltage:12V – 250V AC
• Size: 3.5x130mm
• LCD display
• Rapid induction voltage testing
• Packing: double blister

STOCK NO.	SIZE	QTY./CARTON
38109	3.5x130mm	96

A digital voltage tester is a specific type of voltage tester that uses electronic components to measure and display the actual voltage level on a digital screen, rather than simply indicating presence/absence of voltage like some basic testers. Here’s a breakdown of how they work, their advantages over other types of voltage testers, and some things to consider when choosing one.

How it Works:

A digital voltage tester typically uses probes to make contact with the electrical conductor. The tester has internal circuitry that detects the voltage and converts it into a digital signal. This signal is then processed by a microprocessor and displayed on the digital screen, showing the voltage level in the chosen units (usually volts). Some digital testers may also be able to display additional information such as the type of current (AC or DC).

Advantages of Digital Voltage Testers:

• More Accurate: Digital voltage testers provide a more accurate measurement of the voltage level compared to basic voltage testers that only indicate presence/absence of voltage.
• Versatility: Some digital testers can measure both AC and DC voltage, and may have additional features like resistance measurement or continuity testing.
• Safety: While they still require making contact with the conductor, some digital testers may have features like built-in overload protection or audible alarms to warn of potential hazards.
• Ease of Use: The digital display is typically clear and easy to read, eliminating any confusion about interpreting results like with some basic testers.

Digital Voltage Testers vs. Other Types of Testers:

• Non-contact voltage testers: Digital voltage testers offer the advantage of providing a more accurate measurement of the voltage level, however they still require physical contact with the conductor for measurement.
• Contact voltage testers: Digital voltage testers offer the benefit of displaying the voltage level on a digital screen for easier reading and avoid reliance on interpretation of lights or sounds. They may also have additional features not found on basic contact testers.

Things to Consider When Choosing a Digital Voltage Tester:

• Voltage range: Choose a tester that can measure the voltage range you will be working with. Typical household circuits are 120V AC, but there may be higher voltage circuits in some appliances or industrial settings.
• Features: Consider which features are important to you, such as the ability to measure AC and DC voltage, resistance, or continuity. Some testers may also have features like data logging or Bluetooth connectivity.
• Safety Features: Look for features like overload protection or audible alarms to improve safety during use.
• Ease of Use: Consider how easy the tester is to use and interpret the readings on the digital display.

Overall, a digital voltage tester is a versatile and informative tool for electricians, homeowners, and anyone who needs to measure voltage levels. They offer greater accuracy, ease of use, and safety features compared to basic voltage testers.

However, it’s important to remember that even a digital voltage tester should not be solely relied upon to determine if a circuit is safe to work on. Always turn off the power and lockout/tagout the circuit before working on any electrical wiring, and follow proper electrical safety practices.