Are you looking for collection of best open circuit testers ? You have landed on the right page.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: Klein Tools Open Circuit Tester READ REVIEW

Best For Quick Basic Check Of Your Outlets: Buy: Gardner Bender Open Circuit Tester READ REVIEW

Best For Wide Voltage Range: Buy: Oemtools Open Circuit Tester READ REVIEW

Best For Signal: Buy: Tekcoplus Open Circuit Tester READ REVIEW

Best For Automotive: Buy: Allsun Open Circuit Tester READ REVIEW

Best For Light Switch: Buy: Pte Open Circuit Tester READ REVIEW

Best For Home Use: Buy: Power Probe Open Circuit Tester READ REVIEW

Best With Buzzer: Buy: Allosun Open Circuit Tester READ REVIEW

Best With Great Shipping: Buy: Ideal Industries Open Circuit Tester READ REVIEW

Best For Good Price: Buy: Sipring Open Circuit Tester READ REVIEW

Best With Light: Buy: Wonvon Open Circuit Tester READ REVIEW

Best For Power Supply: Buy: Duoyi Open Circuit Tester READ REVIEW

Best Overall: Klein Tools Open Circuit Tester

Buy on Amazon

The Klein Tools Open Circuit Tester is long-lasting, rigid and fits well with your regular usage like a dream. The Klein tools open circuit tester is visual, it does what is needed and has a perfect design. Make sure this fits by entering your model number. Further, it is defective, it is worth the money and has a very good design.

The tester do for other products, is great for home inspectors, it works as intended and has a compact design. Finally, the klein tools open circuit tester is easy to understand, it allows for simple operation and has a durable design.

Almost all customers agree that the tester is perfect for testing wall outlets. Further, they also found that the tester is easy to follow the code of the lights and what they mean. Moreover, a few say that the klein tools rt201 outlet tester is a simple device that accurately identifies whether or not electrical power outlets have been wired correctly and, if not, how the outlet has been miswired. As a result, buyers were eager to recommend it to friends and families.

• This is durable, comes with great item, it provides clear and has a professional design.
• This is easy to use and gives consistent reading while being very reasonably priced.
• This is made in the USA but not so with this thing.
• This is a great tool to check GFI circuits quickly.

Best For Quick Basic Check Of Your Outlets: Gardner Bender Open Circuit Tester

Buy on Amazon

The Gardner Bender Open Circuit Tester's superior materials makes sure that it ages well with use. And, the gardner bender open circuit tester is open hot, it is durable and has an excellent design. Make sure this fits by entering your model number. The ground fault receptacle tester and circuit analyzer tests ground fault receptacles by overloading the circuit and tripping the gfci. Most importantly, the gardner bender open circuit tester is available in 2 colors: red and black.

Most buyers quickly discovered that the tester was the cheapest of the four. In addition, they also found that the tester is easy to leave behind in an outlet. Further, they also found that this tester works great, is easy to read, and is very inexpensive.

• The GFI tester works well and the lights are nice and bright.
• This works well and is simple for quick electrical outlet checks.
• This allows for easy identification of common wiring irregularities.
• This is perfect and hasn't caught on fire.

Best For Wide Voltage Range: Oemtools Open Circuit Tester

Buy on Amazon

Best part: Oemtools Open Circuit Tester costs comparatively low and it is available to ship in 24 hours. The oemtools open circuit tester is built very well, It is made for perfect test light and has excellent design. This auto circuit tester includes a bright, high-intensity testing light bulb for heightened visibility as you circuit test, pierce, and probe. This car 's short circuit finder includes a heavy duty stainless steel probe that allows for simple back probing and piercing.

Finally, the oemtools open circuit tester is highly recommend, is very nice, It is easy to handle and has a simple design.

Most customers find that the tester is really a quality item. Also, a few strongly agree that the tester does 12 volts on the positive side which is red normal. And, a few also found that the probe does not have its own power. it ca n't be used to check continuity.

• This comes with an extra bulb, good price and a clamp. So far, it hasn't worn out.
• This works well, nice and bright when on 24v.
• This works well, plenty of length to the coiled section.
• This is designed to work on a 24v system as well.

Best For Signal: Tekcoplus Open Circuit Tester

Buy on Amazon

The Tekcoplus Open Circuit Tester's material feels more premium than its price would suggest. The tekcoplus open circuit tester is used to check for short circuits and locate open circuits, among other things. Make sure this fits by entering your model number. The probe of the receiver is built of coiled steel and may be bent as needed, in order to reach wires in congested or difficult areas.

The tester is good for fuel pressure, is great with pulse width and it reads the directions. Above all, the tekcoplus open circuit tester allows reaching wires in congested places.

Almost all customers quickly discovered that the tester comes with a carrying bag. In addition, a few say that the tester is great for freeing up sticky injectors when they are submerged in cleaner. Moreover, a few strongly agree that this tool is simple to use and effective. As a result, buyers were very happy to recommend it to friends and families.

• This can watch spray pattern and verify.
• This is great with a 9v battery and it is used for good buying.
• This is suitable for power supply and it works as intended.
• This is important when tracing 1 wire in a harness.

Best For Automotive: Allsun Open Circuit Tester

Buy on Amazon

Compared with other testers in this category, the Allsun Open Circuit Tester has a convenient design. The allsun open circuit tester will for excellent value and it is suitable for voltage range. You can quickly and easily locate short circuits, open connections, broken wires, current leaks and even trace wires. In addition, it is sensitive and it has a tone generator.

The tester will work on all kinds of circuits with voltages between 6 and 42 volts dc. Lastly, the allsun open circuit tester is suitable for dc 642 volt circuit power.

Almost all customers quickly discovered that the tester would sound like radio static. Moreover, a few say that the tester can be used in the "cont" (continuity) setting to send the 8 volts through the wire to test if it has continuity, or is open. Also, they also found that this can be a useful tool, when viewed with its limitations, as well as with its abilities.

• This can be used on a golf cart 36 volt.
• This comes with a storage bag, easy to carry.
• It detects and alerts you immediately where a circuit is open.
• This works for working on large equipment as well as automotive use.

Best For Light Switch: Pte Open Circuit Tester

Buy on Amazon

Next on the list, we've got yet another tester that manages to win our hearts. It's the Pte Open Circuit Tester and it's widely considered as one of the most convenient testers you can buy. The pte open circuit tester is made with great service, is great for a great price and it can be found for the right price. Make sure this fits by entering your model number. Moreover, it is made with fast shipping, is highly recommended and it works as expected.

Most importantly, the pte open circuittester is precise, is very precise and it makes for a great buy.

Most buyers find that the test is done with power to the house wiring turned off. Moreover, they also found that the tester is perfect for tracking down which pair of wires went to which speaker. Moreover, they say that this tone tester is fine for the same building. In short, the tone of buyers is very positive and we believe that the tester suits the purpose.

• This works very well. ...great tool for tracing any type of wire.
• This is fine for tracing wires behind sheetrock.
• This is used for coaxial cable tracing.
• This can track wires through walls.

Best For Home Use: Power Probe Open Circuit Tester

Buy on Amazon

We would, of course, be remiss if we didn't mention Power Probe Open Circuit Tester for daily usage. The power probe open circuit tester works to locate shorts and has a good design. This product can expose you to chemicals which are [are] known to the state of California to cause cancer and birth defects or other reproductive harm. In addition, it is used for testing lead, it can be trusted for good quality and has a perfect design. Most importantly, the power probe opencircuit tester is very easy. It is great for home use and has a very good design.

Most customers quickly discovered that the tester is easy to use broken wire trace. And, they strongly agree that the tester is built to last like things used to be. In addition, a few strongly agree that this is not a criticism of the tool, but trucks contain much more metal in the chassis, which disrupts the ability of the receiver to follow the signal.

• This is a good aid for finding electrical problems.
• One of the newcomers and featured product.

Best With Buzzer: Allosun Open Circuit Tester

Buy on Amazon

Allosun is known for creating pragmatic and minimalist testers for people on the go, and its line of Allosun Open Circuit Testers definitely falls in line with that reputation. The allosun open circuit tester is perfect for test lead and it is very cheap. Manufacturer says: Welcome to visit our shop to find more test & measurement tools you may need. In addition, the tester is very happy, is visual and it is simple.

The tester is great for testing trailer lamps and it is very simple. Lastly, the allosun open circuit tester works well for good quality, is easier to read and it is very accurate.

Most customers quickly discovered that the tester is especially useful when testing circuits that may have numerous safety switches, lamps, or other items wired in series. In addition, a few say that the tester comes with an instruction manual as well. And, a few strongly agree that the tester is good as a power probe brand one.

• This is an electrical tester for reducing diagnostic time in automotive electrical systems.
• The cable length is about 5m, which allows you to test any electrical system easily.
• It is very versatile and it is sturdy.
• Safety insurance. When the current exceeds 8a, the unit will disconnect the current automatically.

Best With Great Shipping: Ideal Industries Open Circuit Tester

Buy on Amazon

The best part: ideal industry open circuit tester costs are comparatively low and it is available to ship in 24 hours. The ideal industry open circuit tester is for battery life, comes with alligator clips and it works well with clear indication. And you need a partner who understands what you have to deliver. In addition, it can come with great shipping and it is very accurate.

The tester is good for fast delivery and it is great for customer service. Finally, the ideal industry open circuittester is good for strong signals and it is worth the money.

Most customers quickly discovered that the tester is easy to use, saving hundreds of labor hours. Moreover, a few also found that the tester will detect up to where the line is damaged, so you'll be able to find the fault. Overall, most buyers call the tester is functionally comfort, and no one questions it.

• This is probably overkill for a home owner or residentual electrician though.
• This allows for 25 hours of open circuit testing or 6 hours of short circuit tracing.
• Manufacturer says: we’ve been helping electricians safely verify and analyze electrical systems since 1924.
• This is highly recommended and it is perfect for long battery life.

Best For Good Price: Sipring Open Circuit Tester

Buy on Amazon

The Sipring Open Circuit Tester is capable of outshining several other testers featured in this list in overall features for the price point. The sipring opencircuit tester has adjustable sensitivity and it is made with a 9v battery. 1 x automotive short and open finder sender, 1 x automotive short and open finder reciever, 1 x carrying pouch, 1 x English user manual. This automotive short and open finder, a car repair tool, is designed to identify and trace wires or cables without damaging the insulation.

Most importantly, the sipring open circuit tester is built of coiled steel, can be bent in order to reach wires in congested areas.

Most customers quickly discovered that the tester is a good tool for a good price. And, a few strongly agree that the probe would detect no signal on the far side of the fuse. Overall, many have used the sipring open circuit tester for more than a few months without any issues, and it shows no sign of giving up.

• This allows reaching wires in congested places.
• Good investment for the long term.

Best With Light: Wonvon Open Circuit Tester

Buy on Amazon

Compared with other testers in this category, the Wonvon open circuit tester has a convenient design. The Wonvon Open Circuit Tester allows reach wires in congested places. Make sure this fits by entering your model number. This automotive short and open finder, a car repair tool, is designed to identify and trace wires or cables without damaging the insulation.

The tester is made possible even inside bundles, conduits, behind panels, under carpets, upholstery, etc. Above all, the wonvon open circuit tester has adjustable sensitivity and it works perfectly.

Overall, for most buyers, the tester was most suitable.

• Delivers what they promise.
• One of the newcomers and featured product.

Best For Power Supply: Duoyi Open Circuit Tester

Buy on Amazon

We would, of course, be remiss if we didn't mention Duoyi Open Circuit Tester for daily usage. The duoyi open circuit tester comes with alligator clips, it has overload protection and has a convenient design. The red and green indicators will help you check whether the power is well connected. In addition, it is suitable for voltage range and has a flexible design.

The tester is sensitive, it is perfect for the length of test lead and has a safety design. In addition, the tester allows reaching wires in congested places, more convenient to operate. Most importantly, the duoyi open circuit tester comes with a sensitivity adjustable button, sensitivity of the circuit tracer can be adjusted according to the detected environment.

• Sound and indicator dual prompt cable tester.
• Besides, it is internally protected against power surges and overloads to ensure your safety.
• Delivers what they promise.