A lot of factors like cost, durability, sensitivity, warranty etc. have to be considered for finding out the best one. It is extremely difficult for one to get the right ultra sonic detector when a huge variety is available. So we evaluated 25 different ultra sonic leak detectors for 100 hours and consulted 6 experts on ultra sonic leak detectors to find the best ultra sonic leak detector. Inficon Whisper Detector is right on the top of the list because it is fast and much cheaper. Navigate down to the section that describes our testing process to know more. In addition we also offer you a detailed buyer’s guide to help you pick the best ultra sonic leak detector.
Best Ultra Sonic Leak detectors
|Product Name||Battery Type||Warranty||Price|
|Inficon Whisper||Rechargeable Alkaline||2 Years||Check Price|
|Robinair TruTrack||Single 9V Rechargeable battery||2 years||Check Price|
|Bacharach Tru Pointe||2 D-cell disposable alkaline batteries||1 Year||Check Price|
|All-Sun Detector||built-in Lithium battery||1 Year||Check Price|
|Amprobe ULD-300||9 Volt Alkaline Batteries||2 Years||Check Price|
1. Inficon Whisper Detector – Fast Leak Detection
- Measures any gas leaks in pressure or vacuum
- Internal noise control to filter out noisy environments
- Designed for one hand operation
Inficon Whisper is a very popular and preferable best ultrasonic leakage detector simply because of its affordable price bracket compared to the other Ultra Sonic Leak Detectors in the list. It is almost half the price of the other top models. Moreover, in terms of accuracy, Inficon Whisper is a great value for money.
Made in the United States, the Inficon Whisper might not be that durable compared to the other models. However, that does not mean its a cheap made. It is durable and sturdy despite being made from plastic. Although we cannot recommend dropping it, it does look like it can survive a few falls. Inficon Whisper does come with a two-year warranty suggesting that its manufacturers are much confident with its ability to last.
However, it has some issues too. The Inficon Whisper Ultra Sonic Leak Detector is not a rechargeable unit. You have to use the D-size batteries to help it run. It will only be an issue when you plan on using the Inficon on a frequent basis.
It comes with a carry case, some headphones and a rubber extension probe which can be used together with it whenever you want to detect leaks.
We were really pleased with this best ultrasonic leakage detector due to its price and its level of performance when compared to the other types of Ultra Sonic Leak Detectors. Some of the things that go against it are that it’s not rechargeable and it can easily break down.
2. Robinair TruTrack – Best Built Quality
- Robinair's TruTrack Ultrasonic Leak Detector detects refrigeration leaks, pressurized gas leaks, vacuum leaks, dry...
- Versatile, 9V battery operated unit uses sound waves to quickly detect any leaking gas - under pressure or vacuum
- Allows you to identify potential failures in bearings, valves, solenoids, and other operational components
Robinair TruTrack was specifically designed for use by HVAC professionals who will be using it on a frequent basis. You will be able to tell this immediately you receive the best ultrasonic leakage detector since it has been clearly designed to last for a longer time due to the type of materials used.
This detector works by picking up the high-frequency noises which our ears are not in a position to hear before they turn them into noises that our ears can hear.
The LED screen will reveal how strong this detector especially with the larger image and sound. You can adjust the detector’s sensitivity to find leaks more easily. Further, using the headset this detector comes with, you will be able to hear leaks as they happen.
It is advisable that any buyer only pays for the extra that this detector cost in case you are planning to use it on a frequent basis. In case you will be using it sparingly, there are chances you might find a cheaper model that will be more cost effective.
For sure, you will be satisfied with the Robinair TruTrack detector. It is among the most expensive leaks but according to us, we think it is fairly priced compared to how it performs with other detectors in its price range.
3. Bacharach Tru Pointe – Budget Friendly
- Not affected by wind or the presence of other gases or high concentrations
- Ten-segment LED Bar Graph shows signal strength
- On-the-fly Sensitivity Adjustment aids in locating leaks quickly
This portable and highly durable detector will offer the ability to locate any high-pressure leaks and vacuum that can take place in air conditioning systems within a few minutes. Specifically designed for heavy-duty use, the Bacharach Tru Pointe detector is one of the most favorite detectors on our list.
Just like any other ultrasonic leak detector, Bacharach Tru Pointe works by turning the high-frequency sounds which leaks make before turning them into audible sounds that one can hear through the headphones offered.
Considered to be among the best detector types in the market for the air conditioning units. The Bacharach Tru Pointe detectors is popular with HVAC experts around the globe.
This detector comprises of LED bar graph which has up to 10 different strength levels which will quickly tell one how serious a leak is. Another top feature of this detector is that the wind or other gases will never detect the type of result you will get. Further, you can adjust its sensitivity settings to locate air leaks.
4. All-Sun Detector – Extremely Reliable Leak Detector
- Power supplied by 2 pieces 9V, 6F22 battery.(Battery not provided by seller)
- Quick and simple location of air,water, dust leaks.
- Place the transmitter in the vehicle and close the doors and windows.
All-Sun Detector is not as sensitive as the other ultrasonic detectors in our list but you have to keep the amount of price you are paying for it. It is definitely a budget detector.
Just like the other type of detector that we have already recommended, you also have to purchase replacement batteries. The best part is an LED lits up to alert you of low battery
5. Amprobe ULD-300 – Highly Accurate Leak Detector
- Senses pressurized leaks, detects electrical arcing, and finds failing solenoids, valves, and bearings
- Ultrasonic sensor converts ultrasonic frequencies to an audible range so they can be heard
- Detects any pressurized leaking gas, including chlorofluorocarbon (CFCs), hydrofluorocarbon (HFCs), nitrogen (N), carbon...
It is in a position to detect high-frequency sounds that the leaks are giving off before being converted into frequencies our ears can hear. It makes it extremely efficient when it comes to detecting leaks. It does not matter whether the refrigerant is HFCs or CFCs.
Just like its counterpart the Inficon, Amprobe ULD-300 is not rechargeable which is quite disappointing especially when you consider its cost.
Buyer’s Guide – What To Consider While Buying The Best Ultra sonic leak detector?
With the Ultrasonic leak detectors listed above being more than capable in helping one detect leaks in their conditioning units and homes, there are still quite a number of other types and methods people can use. This means that one needs to be well informed when shopping for a leak detector. To know more about the considerations when buying a leak detector scroll down
1. The Type Of Refrigerants They Can Detect
As we have previously mentioned, the ultrasonic leak detectors are among the best detectors since they are in a position to detect all refrigerant types safely. However, when you choose any leak detector type, it is advisable that to aware yourself of the various types of refrigerants they can detect. In case you go for one that is not in a position to detect all the refrigerants, you will either be going to choose a different detection method or you will be forced to purchase another detector for the refrigerants that your main detector is not able to detect.
Will you be using leak detectors sparingly or will you be using them on a frequent basis? If you will be using it on a frequent basis, you will definitely be interested in a more durable detector. Hence, it is important to check the detector’s durability. There are detectors that can vary in their rates of being fragile and they will never survive several drops so it’s important you factor this in when choosing one.
It is important that you go for a device that is sensitive enough to pick the leaks that you were looking for. However, you need to avoid any detectors that are too sensitive. In case they are too sensitive, they will pick up other sounds that will make it more difficult for you to get what you are looking for.
Detectors can vary in price. You need to sort out a budget relating to your needs before considering any. In our list, both the budget-friendly one and the high ends ones are included.
Getting a warranty whenever you purchase an item is always important. Warranty will always help add weight to any item you purchase. It is advisable that you go for ultrasonic leak detectors that come with a year or two of warranty. Additionally, always find out the type of warranties you are going to get before purchasing a detector.
How Do We Conduct The Tests?
We had several ultrasonic leak detectors in front of us. We tested almost 26 ultrasonic leak detectors that were thought were the best. When choosing these 5 ultrasonic leak detectors, we made sure that each one of them is either Grade 1 certified or Grade 2 certified. We tested them for aspects like installation, sensitivity, and durability.
We also carried out physical tests to ensure safety standards. During the test period, we simulated each and every type of scenario that made it possible for us to see how each of the models will respond. We also changed the strength of the leaks to see how each of the detectors performs.
After 100 hours of testing, we evaluated the results and consulted 6 professional to help widen our understanding of each model. W After we have considered all the test results, user reviews, and expert advice, our team rated all the ultrasonic leak detectors. The result is below:
|Inficon Whisper||97.0||96.1||95.8||97.0||Check Price|
|Robinair TruTrack||98.2||97.4||95.1||96.90||Check Price|
|Bacharach Tru Pointe||97.3||95.2||97.2||96.57||Check Price|
|All-Sun Detector||96.8||96.2||96.2||96.40||Check Price|
|Amprobe ULD-300||95.3||96.3||97.4||96.33||Check Price|
Ultrasonic sensors refer to industrial control devices that use sound waves above 20,000 Hz above the human hearing range to take measurements and calculate the distance from the sensor to the specified target object
These sensors have ceramic transducer which vibrates whenever electrical energy is applied. The vibrations compress and expand the air molecules in waves from the face of the sensor to the target object. The transducer receives and transmits sound. The ultrasonic sensor will measure distance by emitting sound waves before “listening” for a set period of time. This allows for the sound echo return wave bouncing off the target before retransmitting.
Since the ultrasonic sensors use sound instead of light for detection, they do work in applications where the photoelectric sensors may not. The ultrasonic sensors are known to be an excellent solution for clear object detection, liquid level measurement and applications that photoelectric sensors struggle with due to target translucence.
Sensors output can easily be interfered with by any acoustic noise at the frequency at which ultrasonic sensor is receptive. This consists of high pitch noises like those created by whistle, relief valve hissing, pneumatic devices or compressed air. It is also possible for you to get acoustical crosstalk when you locate two ultrasonic sensors of similar frequency close together. Another type of noise, electrical noise is never exclusive to the ultrasonic sensors.
We hope that our list of best ultrasonic detectors has helped you to get one matching your needs. Make sure you relate your requirements and your budget before choosing any one.