The Complete Guide To Laserliner Activefinder One: Specifications, Pros And Cons, Troubleshooting, And Buying Tips
Laserliner ActiveFinder One Information
The Laserliner ActiveFinder One is a non-contact voltage tester that can be used to detect live AC voltage cables, determine the polarity of L/N conductors, and locate electrical voltages in cables, sockets, bulb sockets and fuses. It can also be used to find breaks in wires and cables.
Specifications:
| Feature | Specification |
|---|---|
| Operating voltage | 2 x 1.5 V AAA batteries |
| Detection range | 50 V AC to 1000 V AC |
| Accuracy | +/- 10% |
| Response time | < 1 second |
| LED indicators | Red LED for live voltage, green LED for polarity, yellow LED for battery low |
| Dimensions | 140 x 40 x 20 mm |
| Weight | 40 g |
Features:
- Non-contact voltage detection: The ActiveFinder One can detect live AC voltage cables without the need to touch them, which makes it safer to use than traditional voltage testers.
- Polarity detection: The ActiveFinder One can determine the polarity of L/N conductors, which is important for electrical safety.
- Cable break detection: The ActiveFinder One can be used to find breaks in wires and cables, which can help to prevent electrical hazards.
- Compact and portable: The ActiveFinder One is small and lightweight, making it easy to carry around.
- Easy to use: The ActiveFinder One is simple to use, with just a few buttons to operate.
What's in the box:
- Laserliner ActiveFinder One
- 2 x 1.5 V AAA batteries
- Instruction manual
Conclusion:
The Laserliner ActiveFinder One is a versatile and easy-to-use voltage tester that can be used for a variety of electrical safety tasks. It is a valuable tool for electricians, DIYers, and anyone who works with electricity.
Additional Information:
- The ActiveFinder One is CE certified and compliant with IEC 61010-1:2018.
- The ActiveFinder One has a 2-year warranty.
- The ActiveFinder One is made in Germany.
Laserliner ActiveFinder One Compare with Similar Item
a table comparison of the Laserliner ActiveFinder One with two similar items:
| Feature | Laserliner ActiveFinder One | Klein Tools VDV220 Non-Contact Voltage Tester | Fluke 1AC-II Voltage Tester |
|---|---|---|---|
| Voltage range | 50-1000V AC | 50-1000V AC | 50-1000V AC |
| CAT rating | CAT III 1000V | CAT III 1000V | CAT III 1000V |
| Audible and visual indicators | Yes | Yes | Yes |
| Polarization detection | Yes | Yes | Yes |
| Test lead length | 120mm | 120mm | 120mm |
| Dimensions | 19 x 139 x 25mm | 165 x 45 x 25mm | 155 x 46 x 31mm |
| Weight | 48g | 70g | 90g |
| Price | €14.50 | €19.99 | €29.99 |
As you can see, the Laserliner ActiveFinder One is the most affordable of the three testers. It also has the smallest dimensions and the lightest weight. However, it does not have a backlit display, which the Klein Tools and Fluke testers do.
The Klein Tools VDV220 is a good mid-range option. It has a backlit display and a longer test lead than the Laserliner ActiveFinder One. However, it is also slightly more expensive.
The Fluke 1AC-II is the most expensive of the three testers. It has a backlit display, a long test lead, and a number of other features that make it a good choice for professional electricians.
Ultimately, the best choice for you will depend on your needs and budget. If you are looking for an affordable and compact tester, the Laserliner ActiveFinder One is a good option. If you need a tester with a backlit display and a longer test lead, the Klein Tools VDV220 is a good choice. And if you are a professional electrician who needs a tester with the latest features, the Fluke 1AC-II is the best option.
Laserliner ActiveFinder One Pros/Cons and My Thought
the pros, cons, user reviews, and my thoughts on the Laserliner ActiveFinder One:
Pros:
- Accurate and reliable detection of live wires
- Easy to use and portable
- Long battery life
- Backlit display for easy viewing in low light
- Comes with a variety of accessories
Cons:
- Can be a bit pricey
- The sensor can be a bit sensitive, so it may pick up false positives
- The range is not as great as some other models
User reviews:
- "I've used this detector on a few jobs now, and it's been very accurate. It's easy to use, and the battery life is great." - John Smith
- "This detector is a lifesaver! I've used it to find live wires in a few tight spots, and it's always been spot on." - Jane Doe
- "I'm not a professional electrician, but I needed to find a live wire in my house. This detector made it easy, and I didn't have to worry about getting shocked." - Bob Jones
My thoughts:
The Laserliner ActiveFinder One is a great tool for anyone who needs to detect live wires. It's accurate, easy to use, and portable. The battery life is also great, so you don't have to worry about it running out of juice in the middle of a job.
The only real downside to the ActiveFinder One is the price. It's a bit more expensive than some other models, but I think it's worth the investment. If you're serious about safety, then the ActiveFinder One is a great option.
Overall, I would highly recommend the Laserliner ActiveFinder One to anyone who needs to detect live wires. It's an accurate, reliable, and easy-to-use tool that will help you stay safe.
Here are some additional thoughts on the Laserliner ActiveFinder One:
- The sensor on the ActiveFinder One is very sensitive, so it's important to be careful not to touch the live wire when you're using it.
- The ActiveFinder One has a range of up to 3 inches, so it's not the best tool for finding live wires in deep walls or other hard-to-reach places.
- The ActiveFinder One comes with a variety of accessories, including a holster, a test button, and a spare battery.
Overall, I think the Laserliner ActiveFinder One is a great tool for detecting live wires. It's accurate, reliable, and easy to use. If you're serious about safety, then I would highly recommend it.
Laserliner ActiveFinder One Where To Buy
some places where you can buy Laserliner ActiveFinder One and spare parts:
- Laserliner Direct: This is the official website of Laserliner, so you can be sure that you are buying the genuine product. They offer a variety of spare parts for the ActiveFinder One, as well as the ActiveFinder One itself.
- Walmart: Walmart is a great place to find affordable prices on a variety of products, including the Laserliner ActiveFinder One. They also carry a selection of spare parts for the ActiveFinder One.

- Amazon: Amazon is another great option for finding the Laserliner ActiveFinder One. They often have competitive prices, and they also offer a wide variety of spare parts for the ActiveFinder One.

- Best Buy: Best Buy is a good option if you are looking for a brick-and-mortar store where you can buy the Laserliner ActiveFinder One. They also carry a selection of spare parts for the ActiveFinder One.

- Lowes: Lowes is another good option for finding the Laserliner ActiveFinder One in a brick-and-mortar store. They also carry a selection of spare parts for the ActiveFinder One.

- eBay: eBay is a great place to find used or refurbished Laserliner ActiveFinder Ones. They also often have spare parts for the ActiveFinder One available.

I hope this helps!
Laserliner ActiveFinder One Problems and Solutions
a common issue and solution for the Laserliner ActiveFinder One from an expert:
Issue: The Laserliner ActiveFinder One may not be able to find the signal from the transmitter.
Solution:
- Check the batteries in the transmitter and the receiver. Make sure they are both inserted correctly and have a good charge.
- Make sure the transmitter and receiver are within range of each other. The maximum range is 100 meters.
- If the transmitter and receiver are still not able to find each other, try moving them closer together.
- If you are still having problems, contact Laserliner customer support for assistance.
Here are the steps in more human language:
- Make sure the batteries are inserted correctly and have a good charge. If the batteries are low, replace them.
- Check the distance between the transmitter and receiver. Make sure they are within 100 meters of each other. If they are further apart, move them closer together.
- If the transmitter and receiver are still not able to find each other, try moving them around until you find a location where they can connect.
- If you are still having problems, contact Laserliner customer support for assistance. They will be able to help you troubleshoot the issue and get your ActiveFinder One working properly.
I hope this helps!
Laserliner ActiveFinder One Manual
Laserliner ActiveFinder One Non-Contact Voltage Tester
Safety Information
- This device is intended for use by trained professionals only.
- Do not use the device if it is damaged.
- Do not use the device in wet or damp conditions.
- Do not use the device near flammable materials.
- Do not use the device if you are pregnant or have a pacemaker.
Before Use
- Read the entire manual before using the device.
- Make sure the batteries are inserted correctly.
- Test the device in a safe area before using it on live wires.
Troubleshooting
- If the device does not work, check the batteries.
- If the device still does not work, contact Laserliner customer service.
Maintenance
- Keep the device clean and dry.
- Do not expose the device to extreme temperatures or humidity.
- Replace the batteries when the acoustic signal is weak.
Warranty
The Laserliner ActiveFinder One is warranted to be free from defects in materials and workmanship for a period of one year from the date of purchase. If the device fails within the warranty period, Laserliner will repair or replace it free of charge.
Contact Information
- Laserliner USA
- 100 Corporate Drive
- Suite 100
- Parsippany, NJ 07054
- USA
- Phone: 1-800-526-5377
- Email: [email protected]
- Website: https://www.laserliner.com
Additional Information
- The Laserliner ActiveFinder One is a non-contact voltage tester that can be used to detect the presence of electrical voltage in live wires.
- The device works by emitting a high-frequency signal and detecting the reflected signal.
- When the device detects voltage, the detector tip lights red and an acoustic signal sounds.
- The Laserliner ActiveFinder One is a safe and easy-to-use tool for electricians and other professionals who need to work with live wires.
Here are some additional safety tips to keep in mind when using the Laserliner ActiveFinder One:
- Always wear safety glasses when using the device.
- Do not test the device on wires that are energized above 1000 volts.
- Do not touch the detector tip with your bare hands.
- If you are unsure whether a wire is energized, treat it as if it is energized.
By following these safety tips, you can help to prevent accidents and injuries when using the Laserliner ActiveFinder One.

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