18 Best Ac Leak Detector of 2022 – Romance University

After hours researching and comparing all models on the market, Romance University finds out Top 18 Best Ac Leak Detector of 2022. Check our ranking below.

2,883 Reviews Scanned

SaleRank No. #1

SENSYX Rechargeable HVAC Refrigerant Leak Detector, Halogen Freon Sniffer, Air Conditioning Detection, Automotive Gas Finder (SFD201 Refrigerant&Combustible Gas Detector)

RECHARGEABLE LITHIUM BATTERY: Enjoy the convenience of cordless operation with our rechargeable lithium battery. A USB-C cable is included for easy charging, allowing for enhanced mobility and prolonged use without the need for constant power supply.
HIGHLY SENSITIVE SENSOR: Features a Japan-made heat dioxide semiconductor sensor, renowned for its exceptional sensitivity and reliability in detecting gas leaks.
HIGHER SENSITIVITY: Adjustable sensitivity with High/Low levels.
BROAD RANGE DETECTION: Both SFD200&SFD201 are capable of identifying a wide array of halogen refrigerants, our detector efficiently pinpoints leaks in systems using refrigerants like: CFCs: R11 R12 R113 R114 R400 HFCs: R21 R22 R31 R121 R122 R123 R124 R141b R142b R221 R222 R401a R402a R402b R408a R409a R509a HCFCs: R23 R32 R41 R125 R134a R143a R404a R410a R407c R417a R507 R508a R508b R152a HFOs: R-1234yf R-1234ze R449a R452b R454a/b R455a R456a R457a R459a, etc. This versatility ensures comprehensive leak detection across diverse HVAC applications. In addtion to that, SFD201 can detect HC/Combustible Gas such as R50/Methane, R170/Ethane, R290/Propane, and R600a/Isobutane.
LARGE COLOR LCD SCREEN: Equipped with a vibrant, large LCD display, our leak detector ensures you don't miss any leaks. The clear level display not only pinpoints the location of leaks but also offers a quiet working environment, enhancing user comfort and efficiency during detection tasks.

Rank No. #2

Elitech Freon Leak Detector Halogen Refrigerant Gas Leak Detector HVAC Tester AC Sniffer R22 R410A R134A 1234YF, WJL-6000S

[All Halogenated Gas] Freon leak detector triggers on R22, R134A, R404A, R410A, R1234YF and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends.
[7 Adjustable Sensitivity] Turn the knob to open and choose the sensitivity level. Maximum sensitivity up to 0.21oz/yr, which is enough to self -check auto AC or air conditioning and other.
[Multiple Indicators] Equipped with Audible and Visual gas leakage indicators and dual battery indicators.
[Turn On and Use] The electronic refrigerant leak detector response within 3 seconds. Warm up in 6 seconds, the shortest time in gas detectors.
[7.9-inch probe] A flexible probe allows detections in difficult and hard-to-reach areas. 24/7 US Technician Support via Email and Phone.

Rank No. #3

REALHUNLEE Air Conditioner UV Dye Leak Detector, Pro Auto Oil AC UV Dye Leak Test Detection Tool Kit 68 LED A/C UV Flashlight Detector with Protective Glasses

【Professional Grade & High Accuracy】-- Pro High-intensity true UV leak detection flashlight, INCLUDE GLASSES! 12.3 W 385-395nm leak detection flashlight with 68 top quality LED helps you to find leak stains EVEN in indoor or streetlight.REALHUNLEE AC Leak Detector Flashlight is 40% Brighter than other light, best choice for Automotive Air Conditioner Leak Detection!
【Save Your Money & Time】-- Works with all types of U*V Refrigerant leak detection dye! Pinpoint the origin of leaks of ANY kind with this Auto Air Conditioner Oil Leak Detector Tool Flashlight, even in bright environments. Help you inspect the leak stains in seconds! Impact resistant military grade aluminum weighing.
【Wide Range of Applications & Durable】-- This u*v Contamination and Leaks detector flashlight is a great helper for your life -- Authenticate currency,engine,driver license, Auto&Air Conditioning Freon Refrigerant Leak, official identification cards,passports. Essential tool for medical forensics, Auto car leaks, HVAC repair and so on.Help you to save thousands of dollars,efforts and time!
【Long Running Time & Durable】-- Car Leak Detector Flashlight is Premium Aluminum Construction with anti abrasive surface treatment, non-slip textured grip, lanyard useful either to wrap wrist or belt loop. The lighting time up to 20 hrs!!This Auto Leak Detector Flashlight also covers larger area without weaken the light. 3xAA batteries NOT included（due to the shipping policy）
【What You Got】-- This Car AC Leak Detection Flashlight Kit comes with great after service! We will give you a satisfactory solution within 24 hours! Please don't hesitate to contact us if you have any questions or concerns about our product !

Rank No. #4

A/C Pro Certified A/C Pro Car Air Conditioner Leak Detector Dye, Detection UV Dye Detects Leaks in R-12 and R-134A Condition Systems, 1 Oz

Four applications (.25 oz.) of Universal A/C system UV leak detection dye
Can be used in all R-134a, R-12 and R-22 systems
Compatible with all PAG, ester and mineral-based refrigerant oils
Meets SAE J2297

Rank No. #5

Elitech HVAC Refrigerant Leak Detector Heated Diode Sensor Halogen Freon Sniffer, Air Conditioning Detection, R22 R410A R134A R1234YF CFCs HCFCs HFCs, ILD-100H

Heated Diode Sensor: Compared to traditional sensors, the results are also more accurate for all halogenated refrigerants.
TFT Screen: First leak detector with a TFT screen that gives more clear and easy readings on sensitivities, leakage alerts, battery levels and other key info during operations.
Higher Sensitivity: Adjustable sensitivity with High/Medium/Low levels and the maximum sensitivity is up to 0.1oz/yr.
Quick Operation: The two corresponding buttons on the front allows quick adjustment to sensitivities or to mute buzzer directly, very easy to operate.
Detecting All Halogenated Gases: It can detect all kinds of halogen refrigerants including CFCs, HFCs, HCFCs, HCs, HFOs and mixed refrigerants such as R11/R22/R404a/R410a/R600a/R1234yf and Blends such as AZ-50, HP62, MP39 etc. and response within 1s. We offer 7*24 services and a one-year warranty for the gas leak detector.

SaleRank No. #6

Elitech Refrigerant Leak Detector, CLD-100 Freon Leak Detector Car HVAC Halogen Refrigerant Leak Detector CFCs HCFCs HFCs

Upgraded version of WJL-6000. Traditional corona sensor with updated analogue circuit, fast triggers on R11, R22, R134A, R404a, R410A and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends.
6s preheating time, instantaneous response; 6 adjustable sensitivity, sensitivity of 0.21oz/yr.
A flexible probe around 8.26 inches allows detections in difficult and hard-to-reach areas.
Direct status indication with audible & visual leakage alarm indicators and dual colour battery indicators. Battery by 4 AAA batteries (Not included)
24/7 US Technician Support via Email and Phone.

SaleRank No. #7

Elitech HVAC Refrigerant Leak Detector 10 Yrs Infrared Sensor Life, Halogen Freon Sniffer, Air Conditioning Detection, Automotive Gas Finder, ILD-200

Infrared Leak Detector: Compared with the heated diode leak detector, the infrared refrigerant leak detector has strong anti-interference ability, faster response speed, more accurate and longer service life.
Higher Sensitivity: Adjustable sensitivity with High/Medium/Low levels and the maximum sensitivity is up to 0.14oz/yr.
Detecting All Halogenated Gases: It can detect all kinds of halogen refrigerants including CFCs, HFCs, HCFCs, HCs, HFOs and mixed refrigerants such as R11/R22/R404a/R410a/R600a/R1234yf and Blends such as AZ-50, HP62, MP39 etc.
2.8' Large Screen: Do not missing any leakage. The peak display clearly indicates the orientation of the leak detection point and provides users with a quiet working environment.
US Local Team R&D and Service: We offer 24/7 customer service and technical support.

Rank No. #8

Combustible Gas Leak Detector, Refrigerant Leak Detector, Aprvtio WJL-6000PRO Combine Gas Tester with Loud Alarm, Measures PPM%LEL 1800mAh Rechargeable Battery for R454B R410A Propane Methane

【Dual Leak Detection Modes】The Combustible Gas Leak Tester measures gas leaks in both *PPM * for ultra-sensitive detection and *LEL% * for combustible gas safety.
【Audible & Visual Alarm with Mute Function】When a leak is detected, a result will appear in digital display and audible tone will change to a siren sound. Press the MUTE button to turn on/off the buzzer
【Upgraded Probe】All-metal design, dirt-proof & wear-resistant of the halogen leak detector probe that is very friendly to repair engineers
【1800 mAh Rechargeable Battery】The 1800 mAh battery of the Gas Leak Detector provides over 20 hours operation. Note: Charging cable not included. Please use any Type-C cable for charging.
【Quick Response】Response combustible gases in just 2 seconds, while ensuring ultra-precise refrigerant identification within 10 seconds for comprehensive safety

Rank No. #9

COSOOS Air Conditioner Leak Detector Tool, AC Leak Detector Kit, UV Light for AC UV Dye Leak Detection, Oil Dye Leak Detector with Protective Glasses

Professional AC Leak Detection: COSOOS leak detector design for detecting automotive air conditioner leak, flashlight with Professional grade 21 high intensity LED, it can accurately pinpoint leaks in seconds, enabling precise repairs and prevent potential accidents.
Ultra Compact Design: Crafted from premium military grade aluminum, each car leak detection tool measure in 3.7*1.2*1.2inch, the compact size is perfect for carrying with the vehicle, package also equipped with a portable bag to storage this car leak detection tool.
UV Protective Glasses: Made of high quality Polycarbonate and yellow filer optical lenses, this protective glasses can blocks most of UV rays, promote the vision at dark situations, give you more clear visibility and protect your eyes. It’s an essential tool to keep in car.
Wide Range of Applications: This Leak detector flashlight has very wide range of use, not only works with all types of UV leak detection dye, but also work well on pet urine detection, scorpions finding, cure UV resin, bathroom/hotel cleanliness inspection, check currency and find tomato hornworms.
What You Get: You will get 1*leak detector(Batteries not included), 1*UV protective glasses, 1*portable bag. 1-year warranty & friendly customer service, if for any reasons you are not happy with your purchased, please contact us for refund or replacement.

Rank No. #10

Refrigerant Leak Detector with LED Light, Aprvtio WJL-6000PRO Halogen Leak Detector Freon Gas Leakage Tester HVAC Air Condition R22 R410A R134A R454B CFCs HCFCs HFCs Indicator Freon Sniffer

【Upgraded Version of WJL-6000】WJL-6000Pro Freon tester is the upgraded version of the classic WJL-6000 with higher sensitivity sensor , readable refrigerant gas leakage level and multiple alarm functions.
【Higher Sensitivity】7.9 inch flexible sensing tip with with higher sensitivity(up to 0.14oz/yr.) that compared with WJL-6000(0.21oz/yr), the ac leak detector can continuously work for 50 hours with 4*AAA batteries power supplied.
【Visualization of leakage levels】The new upgraded LCD screen of the detector de fugas de refrigerante will display the leakage level of refrigerant gas. In addition, adjust the sensitivity by pressing the button, LCD screen will display sensitivity level.
【Two-Color LED Light】The Freon tester comes with UV lamp + white flashlight. UV lamp is used with fluorescent agent, white light is suitable for illuminating dark and small places.(LED light contains battery)
【Multi-Alarms】Equipped with muti audible and visual alarms in the freon leakage tester, help you to locate where the leakage is easily.

Rank No. #11

Fieldpiece - DR58 Heated Diode Refrigerant Leak Detector - Ultra-Sensitive Leak Sniffer with Large, Backlite LCD Screen - Lightweight HVAC Tool

Detects Micro Leaks Fast: Ultra-sensitive heated diode finds <0.03 oz/yr leaks, 20x more sensitive than bubbles.
Works with All Refrigerants: Detects all HFC, CFC, HCFC, HFO, H2N2 (Tracer Gas) and blends for HVACR use
Durable, Long-Lasting Sensor: IP54 rated, resists moisture/oil; 300 hour sensor life ensures reliability
Clear Leak Indicators: Backlit LCD shows size/intensity; LED tip and beep to pinpoint leaks easily
Flexible Probe, Long Battery: 17-inch probe reaches tight spaces; 18-hour USB rechargeable battery, replaceable filter tips

Rank No. #12

Refrigerant & Combustible Gas Leak Detector HVAC, ALD-200 Freon Leak Detector, Rechargeable Freon Sniffer Halogen Leak Detector 16-Inch Sensor Probes with Loud Alarm for R134A R410A R22 R600A R454B

【High Sensitivity and Adjustable】This AC leak detector uses a Japanese semiconductor sensor with three adjustable sensitivity levels (up to 0.14 oz./yr.) and a 16-inch flexible probe for tight spaces.
【Audible & Visual Alarm with Mute Function】When the leakage is detected, the 2.8’’ TFT color display screen will show the leakage level, and more rapidly it beeps. Press the MUTE button to turn on/off the buzzer.
【2.8’’ TFT Color Display】The r134a leak detector features a new color graphic display that ensures clear visibility in both dark basements and bright sunlight
【Smart Features】 Smart features like Peak Mode (records max leak levels) and Reset Function (reduces false positives) make it a user-friendly choice for HVAC professionals.
【Durable and Oil Resistant】 Built with durability in mind, the freon detector has an oil-resistant, rugged design to withstand tough repair environments.

Rank No. #13

Vansky Air Conditioner Leak Detector: Professional Car Tool 68 LED Automotive AC UV Dye Leak Detection Kit with Protective Glasses

Professional AC Leak Detection: Designed specifically for detecting automotive air conditioner leak, Vansky AC leak detector flashlight incorporates cutting-edge R&D technologies. Equipped with 68 high-quality LED beads, it can accurately pinpoint leaks, even in garage or indoor space. Compared to other flashlights, Vansky optimized ultraviolet light operates at a level 40% brighter, setting it apart in brightness.
Premium UV Filter Glasses: Using the car AC leak detector tool in conjunction with glasses equipped with high-quality yellow-filter optical lenses can filter out foreign light from the environment, providing clearer and purer visibility of UV dyes undergoing fluorescence reactions. Simultaneously, it protects your eyes from UV exposure.
One Item - Multiple Uses: Compatible with all types of UV dye leak detection. For example, Car Oil Leak Detection, and more. (Note: UV Dye Not Included.) In just a few minutes, this leak detection tool can locate leaks that mechanics might overlook, enabling precise repairs and cost savings.
Ultra-compact Design: Crafted from ultra-durable high-precision aluminum, it's resistant to wear and features a textured, non-slip grip handle. 7.1*3.7*2.8 Inches/9.9 Ounces; The compact-size, is advantageous for carrying with the vehicle. Its' portable design makes it ideal.
What You Get: Provide Friendly, Easy-to-reach Support; If you have any questions or concerns about our products, please don't hesitate to contact us. Vansky AC Leak Detector Tool*1 (NOTE: AA Battery Not Included), UV Protective Glasses*1, User Manual*1.

SaleRank No. #14

TOPTES RT-389 Rechargeable Refrigerant Leak Detector, HVAC Freon Leak Detector with 3 Sensitivity Modes & 3 Alarm Types, Air Conditioning Detection for CFCs, HCFCs, HFCs, HFOs, HCs - Orange

Adjustable Sensitivity For Precision Detection: The RT-389 refrigerant leak detector features a advanced Japanese semiconductor sensor with three sensitivity modes(High, Middle, Low), accurately identifying refrigerant leaks down to a maximum sensitivity of 3g/yr (0.1oz/yr). Additionally, its 14.5-inch flexible gooseneck making it ideal for automotive, home, and commercial HVAC systems
Triple Alarm Modes & Quick Mute: Equipped with sound(90dB), visual, and vibration alarms that can be independently activated or deactivated, the RT-389 freon leak detector offers flexible notification options. Its quick mute function allows you to silence alarms directly from the detection screen. The built-in top light enhances visibility in low-light conditions, ensuring precision detection in basements, garages, or other confined spaces
Dual Display Modes: The vibrant TFT color display of RT-389 HVAC leak detector ensures clear readings with adjustable brightness and an auto screen-off feature, enhancing readability and conserving battery life. Switch between a curved funnel chart for real-time refrigerant concentration levels (PPM) and a curve graph for tracking trends over time, providing a comprehensive detection experience
User-Friendly And High Quality: Powered by a robust 2000mAh rechargeable battery with USB-C charging, the RT-389 ac leak detector offers over 8 hours of continuous use, perfect for long tasks. The ergonomic, easy-grip design ensures comfortable handling. Built with high-strength engineering plastic, the RT-389 is waterproof, explosion-proof, and dustproof, ensuring durability and reliability in harsh environments
Wide Detection Range: The RT-389 halogan freon sniffer Detects refrigerants like HCFs, HCFCs, CFCs, PFCs, HFOs, such as R11, R22, R404a, R410a, R600a, R1234yf, as well as HCs like R50 (Methane), R170 (Ethane), R290 (Propane), and R600a (Isobutane). Package Includes: 1 x RT-389 Freon Leak Detector, 1 x Multilingual User Manual, 1 x Charging Cable, 1 x Storage Case

SaleRank No. #15

Inficon Inficon Refrigerant Leak Detector, Model:705-202-G1

Sensitivity of 0.25 oz./year (7 g/year)
Detects all CFCs, HCFCs, HFCs, and HFOs. A2L Certified
Proven heated diode sensor for reliable leak checking
Sensor Life: 100 hours
No false alarms from soap solutions

Rank No. #16

VIVOHOME HVAC Refrigerant Freon Leak Detector with Rechargeable Battery, AC Sniffer Leak Detector for R134a R410a R1234yf CFCs HCFCs HFCs HFOs HCs, Max Sensitivity up to 0.03oz./yr

PRECISE SENSITIVITY AND RESPONSIVE - The VIVOHOME AC leak detector automotive offers 3 modes of sensitivity with maximum sensitivity up to 0.03oz./yr; You can adjust the sensitivity to find the locate leaks in various situations; The air conditioner leak detector has a warm-up time of 30 seconds and a response time of 3 seconds, aiding in quickly pinpointing and addressing issues, ensuring the refrigeration system operates safely and reliably
AUDIBLE AND VISUAL ALARM - When a leak is detected, the HVAC leak detector will make an urgent sound and the screen will display the leak level; The red bar means high leakage intensity, the yellow bar means medium leakage intensity, and the green bar means no leakage; Press the MUTE button to silence or reactivate the beep; When you turn on the A/C leak detector, it will emit a regular buzzing sound; If you find it bothersome, you can press the mute button to quiet it
RESET & PEAK FUNCTION - The Reset Function of the freon leak detector enables you to identify leaks without the interference of the background concentration; the Peak function records the max value of leaks, making it quicker to locate the primary leakage point in the environment; 15.8-inch sensor probe allows access to difficult-to-reach areas; The 2.8-inch large LCD screen ensures the test results more intuitive
LOW POWER CONSUMPTION & LONG LIFE - The car AC leak detector features a built-in 3000mAh rechargeable battery that is environmentally friendly and offers up to 6 hours of continuous operation; The AC sniffer leak detector meets SAE J2791 and SAE J2913 standards, and can be used for up to 300 hours, which is 5 times longer than other leak detectors
WIDE USAGE - The leak detector HVAC is compatible with a wide range of refrigerants, including CFCs like R12, R11, R500, R503; HCFCs like R22, R123, R124, R502; HFCs like R134a, R404a, R125, R438a; HFOs like R1234; HCs like R290, R600a; Blends like AZ-50, HP62, MP39, R410a; and PFCs like PFC-14, PFC-116, PFC-218, and more

Rank No. #17

THIKPO Refrigerant Leak Detector Freon Sniffer for HVAC & Automotive AC, Halogen Gas Leak Detector 1000ppm, Detects R22 R134a R410a, with LED Light & Audio Alarm

【30+ Gas Compatibility】Compatible with all common and rare refrigerants, including CFCs (R11, R12, R13, R113, R114, R502), HCFCs (R22, R32, R123, R124, R141b), and HFCs (R410a, R134a, R404a, R125, R407C). Ideal for HVAC systems,automotive AC repair,and residential or industrial use
【Professional-Grade Sensitivity】Detects refrigerant concentrations from 0–1000 ppm with an accuracy of ±5% FS ± ppm. Designed to identify potential gas leaks as small as 0.5 oz/year under ideal conditions, providing dependable performance for professional leak detection
【Instant-Start Precision Detection】Achieve lab-grade accuracy in 30 seconds with fully automated preheat and self-calibration. The detector intelligently filters ambient gas interference while delivering uncompromised sensitivity to R134a, R410a, R22, and over 30 refrigerants
【Gooseneck Design with LED Illumination】Featuring a flexible 215mm (8.5-inch) gooseneck probe, this detector easily reaches confined or complex spaces. The built-in LED light ensures clear visibility for accurate leak detection in dark or low-light areas
【Dual-Level Alarm with 1 ppm Accuracy】Set custom high/low thresholds in seconds and get instant buzzer alerts. Provides precise and reliable gas leak monitoring in any environment

SaleRank No. #18

Elitech CPU-1G HVAC Leak Detector Halogen Gas Tester HVAC Refrigerant AC Sniffer R22 R410A R134A

Traditional coronal sensor with upgraded low-energy CPU, more stable and fast triggers on R11, R22, R134A, R404a, R410A and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends.
Response in 3 seconds; Warm up in 6 seconds.
7 adjustable sensitivities with the max sensitivity of 0.11oz/yr.
14 inches flexible stainless steel probe with 2 alternative sensor tips
Modular sensor,convenient for maintenance.Powered by: 2 C Alkaline batteries(included). 24/7 US Technician Support via Email and Phone.

How Do You Buy The Best Ac Leak Detector?

Do you get stressed out thinking about shopping for a great Ac Leak Detector? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Ac Leak Detector, which is why we have assembled a comprehensive list of the greatest Ac Leak Detector available in the current market. We’ve also come up with a list of questions that you probably have yourself.

Romance University has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Ac Leak Detector that you consider buying. Your questions might include the following:

Is it worth buying an Ac Leak Detector?
What benefits are there with buying an Ac Leak Detector?
What factors deserve consideration when shopping for an effective Ac Leak Detector?
Why is it crucial to invest in any Ac Leak Detector, much less the best one?
Which Ac Leak Detector are good in the current market?
Where can you find information like this about Ac Leak Detector?

We’re convinced that you likely have far more questions than just these regarding Ac Leak Detector, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Ac Leak Detector, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Ac Leak Detector. Make sure that you are only using trustworthy and credible websites and sources.

Romance University provides an Ac Leak Detector buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Ac Leak Detector currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of Ac Leak Detector has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an Ac Leak Detector?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your Ac Leak Detector.
Customer Ratings: Number ratings grade Ac Leak Detector objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Ac Leak Detector.
Product Quality: You don’t always get what you pay for with an Ac Leak Detector, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an Ac Leak Detector is should be an indication of how long it will work out for you.

Romance University always remembers that maintaining Ac Leak Detector information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

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18 Best Ac Leak Detector of 2022 – Romance University

How Do You Buy The Best Ac Leak Detector?

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