Most electricians worry about the presence of voltage in their electrical work. Make no mistake; there’s no problem with that since this is critical to test the electrical parts in your day to day work. That’s when a tester comes into play.
For an electrician, this piece of equipment is an integral part of their work plus a must-have in their tool bag. However, there are many products on the market, and hence it becomes difficult to decide on the one of the best option.
If you’re looking for the best of voltage pen tester, we’ve analyzed several to make your shopping a hassle-free. Keep reading.
10 Best Voltage Pen Tester for electricians Review
1. Klein Tools – NCVT-3 Tester
The brand Kelvin has provided high-quality electrical tools and equipment for close to two centuries. With durability, precision, and performance being the key features for an electrical tool, the NCVT-3 voltage detector scores great points.
This type is a non-contact option which can detect between 12-1000 ac. It uses audible as well as visual indicators for voltage.
Another feature is the led flashlight that helps in illuminating your working environment. You can also use this testing function to detect the voltage.
The tools allow an easy operation since it has an LED feature that shows the voltages presence level. When there’s a high voltages or when it’s close to the electric source, there’ll be more light.
We like the fact that the battery has an auto-power feature that ensures the longevity of the battery. Furthermore, the battery is well protected from dust or water thanks to the o rings on the caps.
Similarly, the indicator lights uses up to 5 LEDs, and this allows for easy viewing or interpretation.
2. Klein Tools-NCVT-2- best 2 pole voltage tester
Klein Tools-NCVT-2 receptacle tester is another product from Klein Tools that you can use for automatic non-contact detection. It’s the finest 2 pole meter in our recommendation list.
First of all, it’s a non-contact and dual-range meter whose primary function is to detect voltage. Additionally, it indicates a lower voltage of between 12 to 48V Ac and a normal voltages of between 48 to 1000V AC. Therefore, it’s a versatile device for use in various applications.
Further, it can detect ac/dc voltage in switches, wires, circuit breakers, cords, lighting fixtures, outlets, and cables. Hence, you’re likely to use it in entertainment, irrigation, security, environmental control systems, and communication systems.
This lightweight electric tester produces a high-density and bright LED light that illuminates your workspace. Hence, it’s easier to use the tool, and you’ll not need a torch when using this model.
3. Neoteck Voltage Meter
Whether you are a DIY enthusiast or an expert,it is a necessary tool for your projects. Neoteck is a non-contact meter, and there are many reasons why it features as a top pick in our selection list.
The first thing that strikes about this model is its broad application, which makes it suitable for use at home to test your appliances.
Secondly, it’s absolutely safe to use at home since it’s non-contact in nature and will not shock you. It’s highly efficient, and the pen lights up when there’s a voltage. Therefore it’s a reliable tool to use for your DIY or commercial work.
The best part is that the device is versatile, and you can use it for lighting up surfaces or dark spots in your work area. Additionally, you can use it for various projects such as detecting in switches, wires, fixtures, outlets, circuit breakers, and more.
4. TACKLIFE- best of voltage and continuity tester
If you’re looking for a convenient tool for your electrical works, you can consider Tacklife non-contact tester, which features a small body to fit in small places. What this means is that you can test it without touching the electric source.
This device is highly efficient and can detect a live or null wire automatically. It does this by identifying the electric field, after which it produces a beeping sound.
Unlike some super sensitive non contact voltage testers, this device has a flexible sensitivity, which fluctuates between 12 to 1000V AC or 48 to 1000V Ac. Hence this gives you the freedom to adjust the sensitivity depending on your requirements.
The device is easier to use, and the LCD is clear. When testing, it lights up to display the voltage. Also, you can get to estimate the battery level. Further, the screen quality is top-notch as it is high definition and has a battery indicator. When testing, the screen lights-up in either green for null wire or red for a live wire.
Another thing to add is that the device will light up your dark places and uses less power. Finally, it comes with a pencil hook for portability and an auto shut-off power to switch off the device when not in use.
5. Fluke 1ac- best fluke voltage tester
If you’d like a tool that can detect low or standard voltage and one that’s versatile, we recommend the Fluke, which is the utmost fluke voltage and continuity tester.
We like this fluke model for its simplicity and simple design. With a CAT-IV rating of 1000V, you don’t have to worry about safety concerns since it’s a non-contact meter.
For you to have an idea of the voltage reading, it uses a consistent self-test technology. Even better, when fluke detects a voltage, it will produce a sound and tip illuminates. The glowing red tip indicates the presence of ac voltage.
This pocket-sized tester has a flashlight for lighting up dark areas, and this makes it versatile for a variety of uses.
The Fluke is suitable for detecting the voltage between 90V AC and 600V AC. It’s easy for you and all you need to is tap on the strip or electric outlet. Lastly, it’s suitable for several operations at home or outdoor installations to test the electrical circuits.
6. Milwaukee- best non contact dc voltage tester
The Milwaukee is a dual range non-contact voltage tester, and even though it can match the quality of Klein, Milwaukee is the uncomparable tester for electricians for many reasons. This outstanding device can detect voltages between 10 and 1000V, and this makes it suitable for use at home and commercial establishments.
It does have a flashlight for illuminating the work area; however, this feature can only electrical work with the tester.
Upon detecting a voltage, it produces a beeping sound to alert you. This is useful for electricians working on outdoor projects or areas where it’s a bit noisy. Plus, it detects standard and low voltage, which makes it an incredibly easy tool for your projects.
Although it comes at a high price tag, the device is made from high-quality material for durability. Further, it’s a lightweight device and only weighs 2.39 ounces. Hence, it’s easy to carry around for your projects. The package comes with two AAA batteries, which are impressively long-lasting.
7. Greenlee- best for voltage continuity tester
Greenlee voltage detector allows you to check and diagnose any error with your electric appliances. It runs on AAA batteries, which you can replace by ordering from the stores. Still, you’ll get a pair with your purchase.
The first thing to note about this model is that it can sense electric current without the need to touch the conductor. Also, it’s adjustable, depending on your needs.
Multi-use, this device can detect voltages on lighting, power wiring, thermostats, home appliances and more. It does a good job of detecting hot or neutral electric conductors and can tell when the voltage is low. For this reason, it features a power rating voltage range between 5-1000V and supports CAT IV. Similarly, it is compatible with many installations.
Although it lights up upon detecting a voltage, it can’t be used as a flashlight to illuminate dark places.
8. Dr Meter- best for voltage pen tester
Dr Meter tester pen is our next product that offers non-contact voltage detection between 90 to 1000 VAC. It’s the best non contact voltage meter for your electric works, it can distinguish between a neutral and live wire. It can also detect voltage strength. Hence you can know when the current is really low.
This handy test has an LED that also works as a flashlight. Hence, you can use it even when your work area is dark. Best of all, it produces a slight beep and a green light that signals the presence of voltage.
For your peace of mind, the tester is safe and prevents the possibility of shock even as you test dark places. It’s a high-quality device, durable and lightweight; therefore, it’s convenient to carry for your tasks.
Finally, the tester is suitable for DIY tasks and can also be used by electricians and safety personnel for maintenance works.
9. KAIWEETS HT100- best for voltage Pen tester
KAIWEETS HT100 Non-Contact Tester is the perfect description of safety and is the best continuity tester for home improvement. Unlike some tools that only lights up once or beeps one, this handy tool lights several times upon voltage identification.
It’s non-contact, and this means by just placing the probe near the electric strip or outlet will glow and beep. Additionally, it can detect a live and earth wire for your safety. Due to this, we recommend it for electricians and DIY homeowners.
Another feature worth mentioning is the dual range voltage meter that can detect voltage between 2-1000V AC and 48-1000V AC, and this makes it a heavy-duty electrician tester. It’s flexible and useful in different sensitivity levels.
The voltage led bar graph allows for easy use and versatile for testing power in doorbells, kitchen appliances, irrigation systems and more.
For safety and security, it is compatible with CAT III and meets the CE standards.
Finally, the design is compact and can fit in your pocket, which makes it a handy tool.
10. Amprobe -PY-1A- best usb voltage tester
When it comes to electrical works, your safety comes first, then everything else second. That is why we recommend our last product Amprobe Tester which works well for both AC and DC electric outlets. It’s a multi-purpose tool for testing voltage at home and commercial enterprises which makes it the best non-contact dc tester for professional electrician.
As for the size, it’s a sleek tool that can fit in your pocket for convenient use. We love the durability of products coming from a brand renowned for high-quality products.
The device can light-up to indicate a voltage even where the room is well lit. Furthermore, it allows for one-handed testing. It’s an easy-to-use device and comes with a user manual with easy instructions.
We also need to mention that this model is a standard product that can fit in a regular US and Canada outlet. Also, it’s certified as III 600V and CE.
Buying Guide For The Ultimate Tester for home use
With so many varieties of non-contact voltage testers on the market, finding the right one that will meet your needs can be an uphill task. Here, we present a few questions that will help you in deciding the best tool for your projects.
Which non-contact testers is right for me?
A good non-contact detector should detect both low and standard voltage. Low voltage may result in underperformance of electrical gadgets, while high voltage may damage your home’s electrical appliances.
It should have light and sound warnings indicators to enable you to establish the voltage. The sound warning should be loud enough, and the light warning should be strong to be clearly visible even on a sunny day.
The right non-contact detector should be water-resistant and shut off automatically when not in use to save the battery.
Dull-colored testers are not possible to locate in dark areas. Hence, consider a bright or flashy color.
The batteries should be rechargeable and durable. A pen detector with a hook is good as you can hook it in your pocket and prevent it from being misplaced.
Why is non-contact voltage tester necessary?
Before you start fixing problems relating to electricity, ensure the power supply is off. The testers will prevent any accident-related from touching live wires. A tester will alert you when there is no current flowing, the low voltage or standard voltage for you to take appropriate action.
The testers will light up when there is an electric current or produce a warning sound where an electric live wire is detected. It can detect even when the wire is insulated.
Testers are necessary to establish the current flow in a wire, switch, outlet, or a lamp that has stopped functioning. It’s a handy tool for all electricians and home DIY hobbyists.
When there is no current in the equipment you’re testing, there will be no warning sign on the detector.
Moreover, it’s safe to use and safeguards you from possible electrocution, which can be fatal if you come into contact with a live wire.
Even at home, it is essential to have this device, as you can know when there is low voltage or high voltage.
It is a tool that requires no training to use, and you get to know when to call an electrician to fix problems at your home.
How does a non-contact voltage tester work?
A non-contact voltage detects the changes in electric current around models that conduct alternating current or AC. It saves you from an electric shock by alerting you of the presence of electric current in an apparatus or the line.
It would be dangerous to touch electric conductors’ apparatus without establishing whether there is a flow of electric current. When the voltage tester is directed on these objects, it will give a warning either through lighting or sound or both. In so doing, you get to know whether there’s current or not.
If you want to fix a problem, the next thing you’ll do is to switch off the electric supply. A non-contact voltage detector doesn’t require coming into direct contact with the electric conductor.
When you touch the handle and bring the tester pen closer to the conduct, the indicator LED lights up when there’s a live circuit.
With technological advancements, the best USB meter allows connectivity to an app and hence you can transfer the readings to your android or iOS models.
Why should I invest in a premium non-contact voltage tester?
A premium non-contact voltage tester has many features. It is compact and will fit in your pocket, and with the design of a pen, you can hook it in your coats or shirt’s pocket. It is within reach every time you find it necessary. It beeps and flashes, and since it’s near you, it’s available at all times.
There are many varieties of color, and you have a chance to choose a color that is visible even when it drops in a grassy environment.
The quality of a premium non-contact voltage detector will not disappoint you. Voltage testers give you a guarantee that it’ll serve you longer without replacement.
It is convenient, and unlike an ordinary tester, it doesn’t come into direct contact but senses a current when it is brought near a conducting appliance. You are safe when using this device.
On the contrary, the best voltage testers can be used for industrial purposes by professional electricians.
How did I choose the best non-contact voltage tester?
The first approach to buying any item is to establish your needs and then budget for it. There are other factors you need to look into before you choose the tester.
You have to consider a device that is safe and that which will not endanger your life. A good tester should have an indicator like beeps, lighting and vibrations. These voltage testers features enable you to choose a device that can alert you in case there is a problem with a connection or electric appliances.
Can non-contact voltage detectors test for polarity?
A non-contact voltage tester is basically meant to check the voltage in the live wires or electric conductors. Polarity is the positive or negative conductors present in a direct current circuit.
It alerts you the presence of voltage through clicking or vibration; the higher the sound, the higher the voltage.
How do you check the voltage on an electric fence using a multi-meter?
There are non contact voltage testers designed for checking the in an electric fence. Checking is simple. First, you set the voltmeter to voltage setting. In the sensitivity dial, there is a display reading kV, which means the kilovolts.
Next, pick a fence wire and place the voltmeter there. Each fence manufacturer provides the voltage, and on the display of your voltmeter, you can establish whether it’s functional or not.
At this point, you get to know the actual voltage, whether high or low voltage, at that particular time.
How do you check 3 phase voltage using a multi-meter?
The first step is to set the multi-meter to read as AC or a V with a wavy shape. Then, place the black probe inside the COM port and red probe inside the Test-Port.
At this point, ensure that your hand doesn’t touch the live circuit. Next, lay the black and red probes on the exposed wire or left-hot leg or phase one. Read the voltage and note it somewhere. Next, locate the red probe on the next hot leg, read the voltage, and record. Lastly, place it on the third leg for the final or third phase. To know more please read here
Which is better to measure voltage – voltmeter or multi-meter?
A voltmeter is specifically for measuring voltage. A multi-meter will measure voltage too, but it goes the extra mile to measure resistance and current.
It is a multi-purpose tool and rather than buying a voltmeter that will restrict you to one function, you can consider having a multi-meter.
What does it mean when a non-contact tester indicates the presence of voltage on one wire, but voltmeter shows no voltage?
In such a scenario, there is a probability the voltage meter is not functioning. You can switch off the meter and check to confirm if the situation remains the same. Therefore, this means the meter is defective, and the leads to the voltmeter could also be defective. There is also a possibility of a loose connection to the wires leading to a voltage meter.