Best Ac Leak Detector Available Right Now (2023)

Sometimes it might be quite difficult to find the best ac leak detector. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this ac leak detector buying guide.

Our Best Picks:

#PreviewProduct
1 REALHUNLEE Auto Air Conditioner Leak Detector Tool Flashlight Oil AC Dye Leak Test Detection Kit Pro 68 LED Flashlight with UV Protective Glasses REALHUNLEE Auto Air Conditioner Leak Detector Tool Flashlight Oil AC Dye Leak Test Detection Kit Pro...
2 Elitech WJL-6000 Freon Leak Detector Halogen Gas Tester HVAC Refrigerant AC Sniffer R22 R410A R134A Elitech WJL-6000 Freon Leak Detector Halogen Gas Tester HVAC Refrigerant AC Sniffer R22 R410A R134A
3 Xetron HVAC Refrigerant Leak Detector Automotive AC[for R134A R410A R22 R1234YF] Freon Sniff Halogen Gas Leak Detector, 6 Adjustable Sensitivity, CFCs HCFCs HFCs HFOs, CLD-100 Upgraded from WJL-6000 Xetron HVAC Refrigerant Leak Detector Automotive AC[for R134A R410A R22 R1234YF] Freon Sniff Halogen...
4 Aprvtio Refrigerant Leak Detector with LED Light, Halogen Leak Detector Freon Gas Leakage Tester HVAC Air Condition R22 R410A R134A R1234YF CFCs HCFCs HFCs Indicator WJL-6000PRO 2021 Upgrade Aprvtio Refrigerant Leak Detector with LED Light, Halogen Leak Detector Freon Gas Leakage Tester...
5 InterDynamics Certified A/C Pro Car Air Conditioner Leak Detector Dye, Leak Detection UV Dye Detects Leaks in R-12 and R-134A Air Condition Systems, 1 Oz InterDynamics Certified A/C Pro Car Air Conditioner Leak Detector Dye, Leak Detection UV Dye Detects...
6 Elitech WJL-6000S Freon Leak Detector Halogen Gas Sniffer Refrigerant AC Leak Tester R22 R410A R134A R1234YF Elitech WJL-6000S Freon Leak Detector Halogen Gas Sniffer Refrigerant AC Leak Tester R22 R410A R134A...
7 Elitech HVAC Refrigerant Leak Detector 10 Yrs Infrared Sensor Life Halogen Freon Sniffer, Air Conditioning Detection, Automotive Gas Finder, R22 R410A R134A R1234YF CFCs HCFCs HFCs, ILD-200 Elitech HVAC Refrigerant Leak Detector 10 Yrs Infrared Sensor Life Halogen Freon Sniffer, Air...
8 Refrigeration Technologies-RT100S Big Blu Micro Leak Detector 1 Qt Refrigeration Technologies-RT100S Big Blu Micro Leak Detector 1 Qt
9 Lichamp AC Leak Detector Kit Automotive, Refrigerant Freon Leak Detector with AC UV Light and Protective Glasses, LB01 Lichamp AC Leak Detector Kit Automotive, Refrigerant Freon Leak Detector with AC UV Light and...
10 MASTERCOOL 53351-B Professional UV Leak Detector Kit with 50W Mini Light, Black MASTERCOOL 53351-B Professional UV Leak Detector Kit with 50W Mini Light, Black
11 Simbow Freon Leak Detector with LED Light, [2021 Upgrade] Refrigerant Halogen Leak Detector Portable R134a R410a R22a R600a R290 CFCs HCFCs HFCs Tester Air Conditioner Detection Tool HVAC Simbow Freon Leak Detector with LED Light, [2021 Upgrade] Refrigerant Halogen Leak Detector Portable...
12 Certified A/C Pro Car Air Conditioner Stop Leak Detector Kit, Leak Detection Kit Detects O Ring and Hose Leaks, Includes Protective Glasses and Pen Light, InterDynamics Certified A/C Pro Car Air Conditioner Stop Leak Detector Kit, Leak Detection Kit Detects O Ring and...
13 4 ALLTECH WJL-6000 pro Freon Refrigerant Halogen AC Leak Detector with UV LED Spotlight and Case R22 R134A A/C System Diagnose Tool 4 ALLTECH WJL-6000 pro Freon Refrigerant Halogen AC Leak Detector with UV LED Spotlight and Case R22...
14 Nikauto Auto Air Conditioner Flashlight Leak Detector Tool Car AC Leak Test Flashlight UV Protective Glasses Nikauto Auto Air Conditioner Flashlight Leak Detector Tool Car AC Leak Test Flashlight UV Protective...
15 Elitech CLD-100 Freon Leak Detector Halogen Gas Leak Detector Car HVAC Refrigerant Leak Detector CFCs HCFCs HFCs Elitech CLD-100 Freon Leak Detector Halogen Gas Leak Detector Car HVAC Refrigerant Leak Detector...

Our Favorite Ac Leak Detector Reviews:

SaleBestseller No. 1
REALHUNLEE Auto Air Conditioner Leak Detector Tool Flashlight Oil AC Dye Leak Test Detection Kit Pro 68 LED Flashlight with UV Protective Glasses
  • 【Professional Grade & High Accuracy】-- Pro High-intensity true 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 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)
  • 【No Risk Purchase & 1-Year Money-Back Guarantee】-- This Car AC Leak Detection Flashlight Kit comes with 100% Satisfaction Guarantee! We will give you a satisfactory solution within 24 hours! Provide you better after-sales service and longer product protection which up to 1 years! REFUND OR REPLACEMENT IF THERE IS ANY PROBLEM WITH YOUR FLASHLIGHT.
SaleBestseller No. 2
Elitech WJL-6000 Freon Leak Detector Halogen Gas Tester HVAC Refrigerant AC Sniffer R22 R410A R134A
  • Freon leak detector triggers on R22, R134A, R404a, R410A and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends.
  • Response within 3 seconds; Warm up in 6 seconds.
  • 7 Adjustable Sensitivity; Maximum sensitivity is 0.21oz/yr.
  • Audible and visual gas leakage indicators and dual battery indicator.
  • A flexible probe around 7.9-inch allows detections in difficult and hard-to-reach areas. 24/7 US Technician Support via Email and Phone.
SaleBestseller No. 3
Xetron HVAC Refrigerant Leak Detector Automotive AC[for R134A R410A R22 R1234YF] Freon Sniff Halogen Gas Leak Detector, 6 Adjustable Sensitivity, CFCs HCFCs HFCs HFOs, CLD-100 Upgraded from WJL-6000
  • 【Certificated by SAE-J1627 and EN14624 Standards】Stop false alarms from soap bubbles solution. CLD-100, an advanced version of WJL-6000. Continuous detection mode, instantly responding to all halogenated gases (including chlorine, fluorine, bromine): [CFCs: R12, R11, R500, R503 etc.] [HCFCs: R22, R123, R124, R502 etc.] [HFCs: R134a, R1234yf, R404a, R125, R438a etc.] [HFOs: R1234 etc.] [Hydrocarbon: R290, R600a etc.] [ Blends: AZ-50, HP62, MP39, R410a etc.]
  • 【6 Modes of Sensitivity to Reach the Best Detection】20cm flexible sensing tip with max.sensitivity of 0.21oz/yr(6gr/yr). You can manipulate the probe into the way you want to go. It's powered by 4 AAA batteries with low Battery Warning.
  • 【The Less Warm-up Time】Warm-up time < 6s. Reset time: 2~10s. Reset function sets itself to ignore the ambient level of Halogen gas.
  • 【Automatic Zero-Point Calibration with Visual and Audible Alerts】It starts to BEEP and FLASH REGULARLY after being turned on in the flesh air, any leak above zero will be detected. Closer it reaches to halogen leak, more rapidly it beeps and flashes. 【Heated Diode CLD-200 ASIN: B09Q13XDZN, Infrared CLD-300 ASIN: B09Q5MVSHQ CAN MUTE ALARM】. Automatic circuit focus on the change of halogen to avoid false alarm.
  • 【Trouble-free Warranty by reaching us】 Zero risk, one year warranty and lifetime customer service.
SaleBestseller No. 4
Aprvtio Refrigerant Leak Detector with LED Light, Halogen Leak Detector Freon Gas Leakage Tester HVAC Air Condition R22 R410A R134A R1234YF CFCs HCFCs HFCs Indicator WJL-6000PRO 2021 Upgrade
  • 【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)
  • 【Upgraded Version of WJL-6000】WJL-6000Pro halogen leak detector is the upgraded version of the classic WJL-6000 with higher sensitivity. New upgraded LCD screen displays sensitivity level and refrigerant gas leakage level, even 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), It can continuously work for 50 hours with 4*AAA batteries power supplied.
  • 【Visualization of leakage levels】The new upgraded LCD screen will display the leakage level of refrigerant gas. In addition, adjust the sensitivity by pressing the button, LCD screen will display sensitivity level.
  • 【Multi-Alarms】The audible and visual display alarms in the leakage tester can easily help you to locate where the leakage is. Once leaking gas is detected, the beep frequency will increase. The more gas leaked, the quickly the buzzer beeps, at the same time, the LCD screen displays the leakage level.
SaleBestseller No. 5
InterDynamics Certified A/C Pro Car Air Conditioner Leak Detector Dye, Leak Detection UV Dye Detects Leaks in R-12 and R-134A Air Condition Systems, 1 Oz
  • Contains four one quarter ounce applications of universal air conditioning 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
  • Helps locate leaks
Bestseller No. 6
Elitech WJL-6000S Freon Leak Detector Halogen Gas Sniffer Refrigerant AC Leak Tester R22 R410A R134A R1234YF
  • Upgraded 5 LED indicators reflect gas concentration.
  • Freon leak detector triggers on R22, R134A, R404a, R410A and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends.
  • 7 Adjustable Sensitivity; Maximum sensitivity is 0.21oz/yr.
  • Response within 3 seconds; Warm up in 6 seconds; Audible alarm and low battery indicator.
  • A flexible probe around 7.9-inch allows detections in difficult and hard-to-reach areas. 24/7 US Technician Support via Email and Phone.
Bestseller No. 7
Elitech HVAC Refrigerant Leak Detector 10 Yrs Infrared Sensor Life Halogen Freon Sniffer, Air Conditioning Detection, Automotive Gas Finder, R22 R410A R134A R1234YF CFCs HCFCs HFCs, 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. Meet SAE-2791 & SAE-2913 standards for automotive AC leakage detection as well as the refrigeration industry.
  • 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.
SaleBestseller No. 8
Refrigeration Technologies-RT100S Big Blu Micro Leak Detector 1 Qt
  • NSF certified for use around food
  • Non-Corrosive
  • Detects Micro Leaks down to 0.65 oz/year
  • Safe of any type of gas
Bestseller No. 9
Lichamp AC Leak Detector Kit Automotive, Refrigerant Freon Leak Detector with AC UV Light and Protective Glasses, LB01
  • 3-in-1 A/C leak detector tool kit helps to check out automotive air conditioner freon leak locations. Inlcude 1x freon leak tester (4*AAA batteries NOT INCLUDE), 1x UV Flashlight (6*AA batteries NOT INCLUDE), 1x UV protective glasses.
  • Freon Leak Detector (1) - Professional freon leak detector triggers on R410A R134A R1234YF R12 R22 R502 and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends.
  • Freon Leak Detector (2) - Equipped with flexible probe around 7.9-inch allows detections in difficult and hard-to-reach areas. Fast esponse within 3 seconds and warm up in 6 seconds. Upgarde 7 sensitivity level with 0.21oz/yr. max sensitivity.
  • UV Flashlight (1) - Professional grade Ultra intensity 385-395 nm with 100 top quality LED uv flashlight helps you to find ac system leak-position EVEN in garge or outdoors.
  • UV Flashlight (2) - Ultraviolet flashlight is premium aluminum construction with anti abrasive surface treatment, non-slip textured grip, lanyard useful either to wrap wrist or belt loop. IP44 waterproof & dustproof protection class. The lighting time up to 20 hrs.
Bestseller No. 10
MASTERCOOL 53351-B Professional UV Leak Detector Kit with 50W Mini Light, Black
  • 12V (50W) MINI UV LIGHT provides true intensity ultraviolet leak detection
  • COMPACT & LIGHTWEIGHT to easily pinpoint leaks in an array of applications
  • CARTRIDGE TYPE DYE INJECTOR with 10 applications of concentrated A/C dye
  • UV ENHANCING SAFETY GLASSES protects eyes from UV light
  • FLUORESCENT DYE includes 1 oz bottle of engine oil/ATF/gas and diesel fluorescent dye and a 1 oz bottle of engine coolant fluorescent dye
Bestseller No. 11
Simbow Freon Leak Detector with LED Light, [2021 Upgrade] Refrigerant Halogen Leak Detector Portable R134a R410a R22a R600a R290 CFCs HCFCs HFCs Tester Air Conditioner Detection Tool HVAC
  • The Freon tester comes with UV lamp + flashlight. UV lamp is used with fluorescent agent, white light is suitable for illuminating dark and small places. 
  • 7 Adjustable Sensitivity; Maximum sensitivity is 0.21oz/yr. Response within 3 seconds; Warm up in 6 seconds.
  • Audible and visual gas leakage indicators and Dual-color visual display of battery voltage
  • Freon Leak Detector powered by 4*AAA Batteries(NOT included), Flashlight includes battery.
  • A flexible probe around 7.9-inch allows detections in difficult and hard-to-reach areas and triggers on R22, R134A, R404a, R410A and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends.
SaleBestseller No. 12
Certified A/C Pro Car Air Conditioner Stop Leak Detector Kit, Leak Detection Kit Detects O Ring and Hose Leaks, Includes Protective Glasses and Pen Light, InterDynamics
  • High-intensity true ultraviolet leak detection pen light
  • AAA batteries included
  • Works with all types of UV leak detection dye
  • Includes yellow tinted protective glasses
  • Professional grade
Bestseller No. 13
4 ALLTECH WJL-6000 pro Freon Refrigerant Halogen AC Leak Detector with UV LED Spotlight and Case R22 R134A A/C System Diagnose Tool
  • Equipped with a 2-Modes spotlight (blue and white LED light), allowing you to work under dark circumstances
  • Freon leak detector triggers on R22, R134A, R404a, R410A and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends.
  • 7 Adjustable Sensitivity; Maximum sensitivity is 0.21oz/yr (6g/yr).
  • Internal high precision and stabilivolt IC, ultra-low power consumption, more stable operation, longer battery life,audible and visual gas leakage indicators and dual battery indicator. Bi-Color indication for batter and voltage.
  • A flexible probe around 7.9-inch allow detections in difficult and hard-to-reach areas.
Bestseller No. 14
Nikauto Auto Air Conditioner Flashlight Leak Detector Tool Car AC Leak Test Flashlight UV Protective Glasses
  • The leak detector flashlight wide range of applications
  • High accuracy
  • Easy to use
  • Long-term effective
  • Pollution-free, environmentally friendly
SaleBestseller No. 15
Elitech CLD-100 Freon Leak Detector Halogen Gas Leak Detector Car HVAC Refrigerant Leak Detector CFCs HCFCs HFCs
  • An upgraded version of WJL-6000. Traditional corona sensor with an updated analogue circuit, 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.
  • 6 Adjustable Sensitivity with max. sensitivity of 0.21oz/yr.
  • Direct status indication with audible & visual leakage alarm indicators and dual-color battery indicators.
  • Meets EN14624 and SAE-1627 Standards, 24/7 US Technician Support via Email and Phone.

Last update on 2023-01-12 / Affiliate links / Images from Amazon Product Advertising API

How to find the best ac leak detector?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best ac leak detector for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good ac leak detector recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the ac leak detector need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for ac leak detector to find what you’re looking for:

Brand

In some cases, the brand of ac leak detector is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.

Features

The features in any given ac leak detector are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.

Reviews

Customer reviews about ac leak detector are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.

Quality

Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare ac leak detector quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.

Warranty

Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.

Conclusion

The quest to find the best ac leak detector can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.