Best R134a Leak Detector [2022]

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Our team studied on 40464 reviews available online for R134a Leak Detector, chose the finest ones and prepared R134a Leak Detector Reviews for you. It was very difficult to shortlist the ideal R134a Leak Detector from thousands of products online. However, We tried to make sure that you get only the Best R134a Leak Detector from our suggestions. Check our listings-:

Comparison Chart for Best R134a Leak Detector

Our team scanned 40464 reviews before putting any suggestions for the R134a Leak Detector in this article.

NoProductScoreAction
1MASTERCOOL 56100 Blue Raptor Refrigerant Leak Detector9.4Check Price On Amazon
2XtremepowerUS Premium 4CFM Air Vacuum Pump HVAC A/C Refrigeration Kit AC Manifold Gauge Case Set R134a Tap w/Leak Detector and Carrying Tote Bag9.4Check Price On Amazon
3Elitech ILD-300 Advanced Refrigerant Leak Detector Halogen Tester for HVAC Rechargeable CFCs HCFCs HFCs 10 Years' Life9.2Check Price On Amazon
4Elitech WJL-6000 HVAC Leak Detector Halogen Gas Tester HVAC Refrigerant AC Sniffer R22 R410A R134A9.2Check Price On Amazon
5Elitech ILD-100 Infrared Refrigerant Leak Detector HVAC Halogen Gas Sniffer9Check Price On Amazon
6YaeTek 4CFM 1/3HP Rotary Vane Air Vacuum Pump HVAC A/C Refrigeration Kit AC Manifold Gauge Set w/Leak Detector R410a R134a R12 R22 R4049Check Price On Amazon
7VIVOHOME 110V 1/3 HP 4CFM Single Stage Rotary Vane Air Vacuum Pump and R134a AC Manifold Gauge Set Kit with Leak Detector Carry Bag for HVAC Air Conditioning Refrigeration Recharging ETL Listed8.8Check Price On Amazon
8Elitech WJL-6000S HVAC Halogen Refrigerant Leak Detector R22 R410A R134A R1234YF Freon AC Sniffer8.8Check Price On Amazon
9Elitech CPU-1G HVAC Leak Detector Halogen Gas Tester HVAC Refrigerant AC Sniffer R22 R410A R134A8.6Check Price On Amazon
10Xetron New Designed CLD-100 Refrigerant Leak Detector HVAC8.2Check Price On Amazon

Table Of Content:

1. MASTERCOOL 56100 Blue Raptor Refrigerant Leak Detector

  • DIGITAL SIGNAL MICRO-PROCESSOR provides precise and instant responses
  • SENSITIVITY LEVEL ADJUSTMENT with 3 levels of sensitivity and 5 levels of detection
  • STATE OF THE ART FEATURES including visual leak level indicator, keypad control and reset function
  • VARIABLE FREQUENCY audible alarm
  • DETECTS ALL REFRIGERANTS CFC’s , HCFC’s, HFC’s and blends
  • Fit type: Universal Fit

2. XtremepowerUS Premium 4CFM Air Vacuum Pump HVAC A/C Refrigeration Kit AC Manifold Gauge Case Set R134a Tap w/Leak Detector and Carrying Tote Bag

  • SIMPLE BUT POWERFUL: XtremepowerUS 1/3 HP 4 CFM 1-Stage Rotary Air Vacuum Pump is designed to have high efficiency and low noise output with internal high volume cooling fan for extended use.
  • HEAVY DUTY CASING: Die-cast Aluminum Alloy Casing enables the vacuum pump be light and durable at the same time.
  • EASY OIL CHANGE: The vacuum pump features a simple Oil Fill Port for a clean pour and Oil Drain Plug positioned beneath the oil reservoir to quickly drain when needed.
  • PACKAGE INCLUDED: Multicolored set of three 36” hoses, Manifold Gauge, Oil Bottle, Accessories, Leak Detector and Storage Bag to keep equipment clean and dust free and R134a Can Tap.
  • The XtremepowerUS HVAC service gauge set is great for diagnosing and repairing AC systems.

3. Elitech ILD-300 Advanced Refrigerant Leak Detector Halogen Tester for HVAC Rechargeable CFCs HCFCs HFCs 10 Years’ Life

  • Up to 10 years’ Sensor Life 】Elitech self-developed this innovated sensor that enormously extends its senor life up to 10 years; and also a much more precise result on all halogenated refrigerants than the traditional corona and heat-diode sensors.
  • 3 Sensitivity Levels 】High/Medium/Low; With a maximum sensitivity up to 0.14oz/yr.
  • Refrigerants Selectable】GAS button allows you to select the corresponding refrigerants per different leakage sources, more preferable to professional users.
  • Peak Function】PEAK button allows you to mark the maximum leakage value during measurements for further usages.
  • Safe & Reliable】Strong anti-interference and meets EN14624, SAE-162, SAE-2791 and SAE-2913 standards.

4. Elitech WJL-6000 HVAC 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.

5. Elitech ILD-100 Infrared Refrigerant Leak Detector HVAC Halogen Gas Sniffer

  • Up to 10 years’ Sensor Life: Elitech self-developed this innovated sensor that enormously extends its senor life up to 10 years; and also a much more precise result on all halogenated refrigerants than the traditional corona and heat-diode sensors.
  • High Accuracy: Adjustable sensitivity with High/Medium/Low levels and the maximum sensitivity is up to 0.
  • Quick Operation: The two corresponding buttons on the front allows quick adjustment to sensitivities or to mute buzzer directly, very easy to operate.
  • First with TFT Screen: World’s 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.
  • Safe & Reliable: Strong anti-interference and wide measurement; meets EN14624,SAE-162,SAE-2791 and SAE-2913 standards.

6. YaeTek 4CFM 1/3HP Rotary Vane Air Vacuum Pump HVAC A/C Refrigeration Kit AC Manifold Gauge Set w/Leak Detector R410a R134a R12 R22 R404

  • Motor: 110V 60Hz 1/3hp
  • Vacuum Pump :4 CFM Single Stage, 5Pa./0.05Mbar
  • Ideal for R410A, R134A, R12, R22, R404Z etc.
  • Oil Drain Plug Positioned at Bottom of Oil Reservoir
  • Included Leak Detector

7. VIVOHOME 110V 1/3 HP 4CFM Single Stage Rotary Vane Air Vacuum Pump and R134a AC Manifold Gauge Set Kit with Leak Detector Carry Bag for HVAC Air Conditioning Refrigeration Recharging ETL Listed

  • HEAVY-DUTY VACUUM PUMP – Made of die-cast aluminum housing and a composite anti-slip rubber base, which is lightweight and durable; Perfect for those who are looking to self diagnose or recharging AC systems; It maintains air conditioning systems by efficient removing moisture before refilling the refrigerant.
  • COMFORTABLE & PORTABLE DESIGN – Ergonomic grip handle is designed for superior comfort and portability; Built-in high volume cooling fan for extended use; Oil sight glass allows you to observe the oil level and quality at any time; The oil drain valve at the bottom ensures faster and more thorough emptying; 1 bottle of 500ml vacuum oil is also included.
  • MANIFOLD GAUGE SET DESIGNED – Manifold gauge set is designed specially to measure pressure in refrigeration equipment; Carry bag is included for convenient storage and easy transpiration; Manifolds are equipped with large viewing glasses for easy viewing of refrigerant flow, and high-quality colorful pressure gauges ensure accurate readings.
  • COLOR-CODED HOSES – Color-coded hoses help identify the high-pressure side (red), low-pressure side (blue), and the filling hose (yellow); The hoses are made of rubber and feature a leak-proof seal design, which is very flexible, durable and not easy to damage; Perfect for maintaining R134a, R12, R22 and R502 air conditioning systems; NOT SUITABLE for R410a air conditioning systems.
  • PACKAGE – Package includes 1 single stage vacuum pump, 1 bottle of oil, 1 leak detector and gauge set; Ideal for automotive air conditioning, HVAC work, refrigeration and other applications and industrial requirements that need high vacuum pull from a compact pump.

8. Elitech WJL-6000S HVAC Halogen Refrigerant Leak Detector R22 R410A R134A R1234YF Freon AC Sniffer

  • 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. 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 3 alternative sensor tips
  • Modular sensor,convenient for maintenance.

10. Xetron New Designed CLD-100 Refrigerant Leak Detector HVAC

  • Certificated by SAE-J1627 and EN14624 Standards】Stop false alarms from soap bubbles solution.
  • 6 Modes of Sensitivity to Reach the Best Detection】20cm flexible sensing tip with max.
  • The Less Warm-up Time】Warm-up time < 6s.
  • Visual and Audible Alerts】It starts to beep regularly after being turned on in the flesh air, any leak above zero will be detected.
  • Trouble-free Warranty by reaching us】 Zero risk, one year warranty and lifetime customer service.

R134a Leak Detector Buying Guide


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If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect R134a Leak Detector for themselves. We understand the stress associated with the buying process!
Since you’re here, you are obviously curious about R134a Leak Detector Reviews. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.
There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.
But that’s not always easy, right? That's why we've taken time to compile a list of the best R134a Leak Detector in today's market, on your behalf, so that there will be no more worries for you.
How did we come up with the list, you ask? How did we create this buying guide?
  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best R134a Leak Detector currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-
  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.
Top R134a Leak Detector brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.
  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top R134a Leak Detector based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the R134a Leak Detector before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the R134a Leak Detector they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good R134a Leak Detector, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your R134a Leak Detector before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable R134a Leak Detector will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good R134a Leak Detector if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated R134a Leak Detector on the market, the products that got mostly negative ratings get filtered and discarded.

These are the criteria we have chosen our R134a Leak Detector on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.
Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any R134a Leak Detector featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

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