TOP PICKS
SaleBestseller No. 1 −19%
INFICON Whisper, Ultrasonic Leak Detector, 711-202-G1
- Detects pressure and vacuum leaks for all gases
- Hear the leak using the included headphones
- Works even in noisy environments
- Laser pointer makes it easier to pinpoint the leak
- Applications include pressure/vacuum leaks, electrical arcing, malfunctioning steam traps, and more
Bestseller No. 2
allsun Pro Ultrasonic Leak Detector& Transmitter HVAC Automotive Electronic Stethoscope Engine Diagnostic Machine Noise Monitor 36-44KHz Air Gas Water Dust Leak Pressure Vacuum Tool
- 【ULTRASONIC TECHNOLOGY】This ultrasonic leak detector is a practical and portable tool that uses ultrasonic sensing technology. Its small size and light weight make it easy to use and reliable.
- 【WORKING PRINCIPLE】Water Leak Detector Tool,Gas or air forced through a small orifice creates turbulence, generating ultrasonic sound. This sound occurs when there is a leak in a vacuum or pressure vessel, which can be detected using this instrument.
- 【FREQUENCY RESPONSE】Ultrasonic Leak Detector hvac, the frequency of ultrasonic sound is related to the size of the orifice it passes through, typically around 40kHz. This detector has a frequency response range of 36kHz-44kHz.
- 【WIDE APPLICATION】Electronic Ultrasonic Test Equipment, suitable for detecting leaks in any pressure and vacuum system, including pipes, valves, and oil tanks. Can also detect cracks in sealed compartments. A must-have tool for detecting machine abnormal noise.
- 【INCLUDED ACCESSORIES】Water Detection Device, Comes with a leak detector, ultrasonic probe, microphone, transmitter, extension tube, probe tips in two lengths, and headphones with a volume adjuster for convenience.
Bestseller No. 3
allsun Ultrasonic Air Leak Detector Automotive Listening Device Stethoscope Mechanic Car Noise Finder Diagnostic Listening Device 100Hz~10kHz,Black
- 【QUICKLY MONITOR NOISE】Mechanic Sthetoscopes can quickly monitor noise for the machines,autos,ships,aircraft and other mechanical equipment, accurate pinpoints noise and location of engine bad bearings,bushingsdirty fuel injectors,wind and air leaks,noisy valves and filters.
- 【PRINCIPLE】Automotive Noise Detector,when gas or liquid adopts a pore leak, there will be a high-frequency component that can detect leaked Spoiler scanning the nearby area, through earphones that can hear leaks rapids or instructions.
- 【ADJUDT VOLUME CONTROL】Electronic Stethoscope Automotive,Ultrasonic Leak Detector & transmitter,earphone pick-up sound loudness can be controlled by adjusting its volume control; Consists IC circuit and transistor, small size and light weight. Measurement & Analysis Instruments, Frequency: 100Hz~10KHz, Working Temperature: -10°C ~ 55°C, Ambient Noise Permitted:100Db.
- 【LED INDICATE】Ultrasonic Air Leak Detector has LED light indicate the strength of signal of the active channel, user-friendly and unsurpassed, Battery powered and easy to use. With convenient carry bag. Earphone Leak Detector comes with high sensitive long short probe and an adjustable headset.
- 【IT CAN’T DETECT WATER LEAKAGE IN YOUR HOME PIPE】Water Leak Detector,due to the household pipe is generally a low voltage system, the ultrasonic is unable to detect water leakage.
SaleBestseller No. 4 −10%
Ultrasonic Leak Detector with Earphone& Transmitter 40KHz±2KHz, Air Leak Detection Tools with LED Indicator, Ultrasonic Air Leak Detector, Ultrasonic Leak Tester for Pipeline, Air Conditioner
- 【Quickly Located the Leak Location】The ultrasonic leak detector adopts advanced ultrasonic sensor technology, use sound waves with frequencies generated near the leak to determine the correct location of the leak, can quickly, accurately and intuitively find out all types of pressure or vacuum system leak gas. （Power support by 6F22 9V. Due to product transportation safety issues, batteries are not standard accessories ）
- 【Sound and Light Dual Alarm】Our ultrasonic leak detector equipped with a headphones and LED indicators, which can easy to detect and adapt to various degrees of leakage. When ultrasonic waves are detected, the ultrasonic leak detector's LED indicator will light up and the headphones will emit a rapid ticking sound to alert you. By wearing headphones, even the tiniest sounds can be quickly captured. The closer the probe is to the leak, the faster the frequency and higher the pitch of the ticking sound in the headphones.
- 【High Sensitivity Sensors and Adjustable Sensitivity】Ultrasonic leak detector adopts advanced high-quality sensors, high sensitivity, which can quickly detect the tiny leak point. The sensitivity of the ultrasonic leak detector can be adjusted manually. According to the current detection environment manually adjusted to the required sensitivity, the measurement accuracy will be higher. (Frequency response: 40KHz ± 2KHz)
- 【Multi-scene Leak Detection】Ultrasonic leak detector can detect the degree of sealing of enclosed parts such as cabins, car cockpits, refrigerators, and containers. Place the transmitter in the vehicle and close the doors and windows. Trace the detector around outside of the screen, windows and door seals to locate the leak.
- 【Air Leak Detector with Two Measurement Methods】For real-time detection of gas pipelines, EM282-R can be used alone to capture the tiny ultrasonic signals generated when gas leaks to detect gas leaks; and non-real-time detection is that EM282-R capture the ultrasonic signal from EM282-T. Once a leak occurs, ultrasonic leak detector will through two detection methods to determine the correct location of the leak.
Bestseller No. 5
allsun Ultrasonic Leak Detector & Transmitter Finder 40KHz Air Gas Water Dust Leak Pressure Headphone Gas Liquid Leakage Monitor Accessory Kit LED Indication Ultrasonic Leak Finder Tool
- The Ultrasonic Leak Detector can quick and simple location ultrasonic caused by air, liquid, dust leak. It’s able to detect leakage on tyre and also detects ultrasound as well. Use ergonomics, it is easy and fast for user to use with simple key operation mode and comfortable hand feeling.
- The Air Leak Detector is a very useful device to locate leak either under pressure or vacuum. The head phone produced a very distinct sound on the area where the leak is coming from. Using the transmitter, it will transmit sound from an enclosed area and can pinpoint the gaps or opening on the roof using the receiver.
- The Ultrasonic Leak Finder can detect the air or liquid leakage by detecting ultrasonic caused by high pressor leakage.It can trace the detector around outside of the screen, windows and door seals to locate the leak. It uses the advanced ultrasonic sensing technique and features small size, light weight, reliable detection, easy use and utility.
- Ultrasonic Air Lak Detector locating leak either under pressure or vacuum. The head phone produced a very distinct sound on the area where the leak is coming from. Using the transmitter, it will transmit sound from an enclosed area and can pinpoint the gaps or opening on the roof using the receiver.
- The Gas Ultrasonic Leak Detector, Simple and easy to use. When all have been sealed, it can locate the leak, you can able to use it to find a water leak in a truck, finding air leaks on your vehicles, finding leaks around doors and windows. Also you use the listening device outside the car.
Bestseller No. 7
allsun Pro Ultrasonic Leak Detector Kit,Electronic Stethoscope Ultrasonic Sound Detectors Refrigerant, Air,Gas and Liquid Leaks,Auto Leakage Tester Diagnosis Tool Noise Detection
- 【WIDELY APPLICATION】The electronic stethoscopes is a very useful diagnostic test tool which can reduce downtime and maintenance related costs of the tested equipments.Air/Vacuum Leaks;Gas and Liquid Turbulence;Electrical Discharge;Mechanical Wear;Sound Generation.A practical and portable tool for any pressure and vacuum system.
- 【THE RECEIVER PERFORMANCE】allsun pro ultrasonic leak is mechanics electronic stethoscope, the receiver is sensitive to ultrasonic in the frequency range of 36k to 44kHz Audio feedback and a 10 bar LED indicator for visual intensity of signal, 33mm directional receiver port, 3.5mm stereo jack and a rotary on/off volume control switch.
- 【ACCURATE & RELIABLE】Pro Ultrasonic Leak Detector Kit,the 30cm air probe serves to extend reach or to facilitate isolating a leak among multiple suspect areas.This Ultrasonic Diagnostic Tool is easy to carry and operate, and its detection result is accurate and reliable.
- 【TONE GENERATOR PERFORMANCE】Advanced Refrigerant Leak Detector,the Tone Generator emits a warble output centered at 40kHz for use in testing seal integrity in non-pressurized vessels.The human ear cannot hear this output, so the Tone Generator must be used in conjunction with the Receiver.
- 【WHAT YOU GET】Air Ultrasonic Leak Detector is consists of an ultrasound receiver, a tone generator, an air probe, a contact probe and a headphone.Please kindly note it,battery(9V, 6F22 or equivalent,2 pieces) are not includes. Get accurate and reliable results with this easy-to-use diagnostic tool.
Bestseller No. 9
INFICON Whisper with Accessory Kit, Enhanced Ultrasonic Leak Detector, 711-203-G1,Off-White
- Includes: Whisper, Premium headphones, Metal contact probe, Whisper Transmitter, (with battery), Rubber extension probe, Two D-size alkaline batteries, Rugged carrying case
- Detects pressure and vacuum leaks for all gases
- Hear the leak using the included headphones
- Works even in noisy environments
- Laser pointer makes it easier to pinpoint the leak
SaleBestseller No. 10 −11%
Ultrasonic Leak Detector with Headphones, 40KHz ±2KHz Air Leak Detector, Steam Pipe Leak Detector, Automotive Noise Finder, Adjustable Sensitivity, 420MM Probe, High Sensitive Sensor
- 【Quickly Locates Leaks】 The air leak detector uses advanced ultrasonic sensing technology, by using this air leak detector, you can quickly and accurately locate leaks in various pressure and vacuum system. Ultrasonic leak detectors are also characterized by small size, light weight, ect. The ultrasonic leak detector can be widely used in Steam Pipe, Car Wheel, Pipeline Valves and Air Conditioning Compression System, ect.
- 【Adjustable High Sensitivity Probe】 Ultrasonic leak detector probe adopts advanced high sensitivity sensors, which can quickly detect the tiny leak point. The ultrasonic sensitivity of the air leak detector can be manually adjusted, so you can easily cope with different degrees of leakage. Adjust to the appropriate sensitivity, the measurement accuracy will be higher. (Frequency response: 40KHz ± 2KHz)
- 【Sound and Light Dual Alarm】 Our ultrasonic leak detector is equipped with headphones and LED indicators. When ultrasonic waves are detected, the detector's LED indicator will light up and the ultrasonic leak detector will emit a rapid ticking sound to alert you. By wearing headphones, even the tiniest sounds can be quickly captured. The closer the probe is to the leak, the faster the frequency and higher the pitch of the ticking sound in the headphones. (NOTE: If it is a minor leak, you can identify the leak by wearing headphones and relying on the sound change in the headphones; if it is an obvious leak, the LED indicator on the detector will be light up)
- 【Wide Range of Applications】 Ultrasonic leak detectors can detect air or liquid leaks by detecting ultrasonic waves caused by high-pressure leaks. Such as Steam Pipe Leak detection; Pipeline Valves Leak detection; Detection of car door sound insulation effect; A/C compression system inspection; Leak detection of wheels, coolant tanks, sealed space, etc.
- 【Package List and Warranty】 Package include 1 x Detector, 1 x Earphone, 1 x Instruction Manual, 1 x Carrying bag. Power is supplied by 2 pieces of 9V, 6F22 battery(Battery not included). If you have any questions about this ultrasonic leak detector, please feel free to contact us, and we offer 2-year warranty.
BUYING GUIDE
Ultrasonic leak detectors are essential tools in various industries, including HVAC, automotive, and industrial maintenance. These devices pick up the high-frequency sounds produced by leaks in pressurized systems, helping professionals locate even the smallest of leaks with precision. If you’re in the market for an ultrasonic leak detector, here’s a guide to help you choose the best one for your needs:
1. Sensitivity and Frequency Range:
Ensure the detector is sensitive enough to pick up the specific ultrasonic frequencies produced by the type of leaks you’ll be hunting. Some detectors have adjustable sensitivity, allowing users to focus on specific frequency ranges and block out background noise.
2. Audio and Visual Indicators:
A good ultrasonic leak detector should have both audio (through headphones or speakers) and visual (LED or display screen) indicators to help pinpoint the exact location of a leak.
3. Directional Microphone:
A directional microphone can help isolate the source of the ultrasonic sound, making it easier to locate the leak. Some models come with a parabolic reflector for even more precise directionality.
4. Battery Life:
Consider how long the device can operate on a single charge or set of batteries. Extended battery life is crucial for lengthy inspection tasks.
5. Durability:
Choose a device built to withstand the conditions in which you’ll be using it, whether that’s outdoors, in industrial settings, or other challenging environments.
6. Portability and Weight:
A lightweight, compact design can be beneficial, especially if you’ll be using the detector for extended periods or in tight spaces.
7. Ease of Use:
Opt for a detector that’s user-friendly with intuitive controls, especially if you’re new to using such devices.
8. Data Logging and Connectivity:
Some advanced ultrasonic leak detectors can store data or connect to other devices, allowing users to transfer, analyze, and report findings. This feature can be invaluable for professionals tracking multiple leaks or working on extensive systems.
9. Accessories:
Many detectors come with a range of accessories, such as headphones, carrying cases, extension tubes for hard-to-reach areas, and more. Determine what you’ll need for your specific applications.
10. Warranty and Support:
Opt for a brand that offers a good warranty and customer support. This ensures you get the best value for your investment and assistance if any issues arise.
11. Price and Budget:
While it’s crucial to get a detector that meets your needs, it’s also essential to stay within your budget. There are various models available at different price points, so consider what features are most important to you.
12. User Reviews:
Before making a purchase, check out user reviews and testimonials. They can provide insights into the detector’s performance and any potential issues.
In conclusion, an ultrasonic leak detector can be a game-changer when it comes to identifying and addressing leaks in various systems. By considering the factors listed above and aligning them with your specific needs, you’ll be in a great position to select the perfect device for your applications.
