Best Mastercool Refrigerant Leak Detectors In April 2025

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This guide comes with the top 10 Best Mastercool Refrigerant Leak Detectors available on the market. Therefore, if you are looking for the Best Mastercool Refrigerant Leak Detectors, you have everything you need here.

To help you in your search, we have completed this list of the Best Mastercool Refrigerant Leak Detectors.

Top Rated Best Mastercool Refrigerant Leak Detectors Of 2025

Rank	Product Name	Score
1	LotFancy Refrigerant Leak Detector for Halogen Gas Leakage, Freon Leak Detector HVAC Buy Now	9.7 Buy Now
2	Mastercool 55800, IntellaSense Refrigerant Leak Detector Buy Now	9.5 Buy Now
3	Mastercool 55850, Intellasense Refrigerant Leak Detector Kit Buy Now	9.1 Buy Now
4	Mastercool 53100 UV Leak Detector Kit VHAC NEW Buy Now	8.8 Buy Now
5	Leak Saver: Direct Inject UV - Dye Detects Large Leaks for Repair Buy Now	8.6 Buy Now
6	MASTERCOOL Buy Now	8.3 Buy Now
7	MASTERCOOL 56200 Blue Raptor Refrigerant Leak Detector with UV Light Buy Now	8.1 Buy Now
8	MASTERCOOL Buy Now	7.8 Buy Now
9	MASTERCOOL 55900 Blue Refrigerant Leak Detector (IntellaSense II) Buy Now	7.5 Buy Now
10	MASTERCOOL 55200 Electronic Leak Detector with UV Light, Blue/Gray Buy Now	7.2 Buy Now

1. LotFancy Refrigerant Leak Detector for Halogen Gas Leakage, Freon Leak Detector HVAC

• Tricolor display of battery voltage, siren sound and flashing light for the leak alarm indicator
• Excellent sensor with maximum sensitivity of 6gr/yr, the freon leak detector detects all kinds of halogen refrigerants including but not limited to cfcs e.g. r11, r12, r13, r113, r114, r500, r502, r503 etc. hcfcs e.g. r22, r123, r124, r401a, r401b, r402a, r403b, r408a, r409a, r414b, r416a etc. hfcs e.g. r23, r134a, r404a, r407c, r410a, r417a, r422a, r422b, r422d, r507, ...
• We offer 100% satisfaction guarantee and one year warranty
• Flexible probe can reach to almost any awkward corners or space, more stable gas leak detector with precise ultra-low power ic design
• Real time sensitivity, refrigerant freon leak detector can be automatically adjusted to the best optimum detecting state

2. Mastercool 55800, IntellaSense Refrigerant Leak Detector

3. Mastercool 55850, Intellasense Refrigerant Leak Detector Kit

4. Mastercool 53100 UV Leak Detector Kit VHAC NEW

• Compact uv leak locater swivel kit (screw type)

5. Leak Saver: Direct Inject UV - Dye Detects Large Leaks for Repair

• Hvac professionals approved: used and made by pros, confidently use in split systems, heat pumps, commercial unit coolers, refrigeration systems, and more.
• 100% satisfaction guarantee: this uv dye wonder will fix your next leak or you get your next one at no cost, just contact us (must be installed by certified hvac techs).
• Two million fast-acting repairs: dont take our word for it, try the refrigerant leak sealer that has worked for 2,000,000 plus applications on systems up to 5 tons.
• The only fuss-free repair like it: patent-pending, this direct injection method requires no pump downs, syringes, or pressure-sensitive cans to make it work.
• Proactively catch any big leaks: help minimize surprise repairs with uv dye to identify if major leaks are present in any of your air conditioner or refrigeration systems.

6. MASTERCOOL

• Uv enhancing safety glasses
• 25 service information labels
• Professional uv leak detector kit

7. MASTERCOOL 56200 Blue Raptor Refrigerant Leak Detector with UV Light

• Variable frequency audible alarm
• State of the art features including visual leak level indicator, keypad control, mute and reset function
• Uv/blue led light is built into the end of the unit to provide ultra bright uv leak detection
• Digital signal micro-processor provides precise and instant responses
• Sensitivity level adjustment with 6 levels of sensitivity and 15 levels of detection

8. MASTERCOOL

• 154 170 w/cm2 which is compatible to a 50 watt uv flashlight
• Uv wavelength of 390-400
• All of the tools necessary for complete uv leak detection
• Rechargeable true uv light kit includes aaa and rechargeable batteries, battery holder, 110v charger, refillable 2 oz dye injector, 2 oz concentrated universal a/c fluorescent dye (25 applications), 4 oz dye remover, 25 service information labels, and uv safety glasses
• 154 170 w/cm2 which is compatible to a 50 watt uv flashlight
• Aluminum body with anodized finish makes this flashlight extremely durable

9. MASTERCOOL 55900 Blue Refrigerant Leak Detector (IntellaSense II)

• Flexible 15. 5" probe for difficult to reach locations
• Sensing element: heated tin oxide
• "super sensitive function" allows the unit further sensitizing beyond the standard settings for locating small leaks with gases such as r1234yf and r407c
• Detects all refrigerants (cfc's, hcfc's, & hfc's and blends)
• Intelligent tip design that senses the condition of the environment, to eliminate the potential of false alarms
• Fit type: universal

10. MASTERCOOL 55200 Electronic Leak Detector with UV Light, Blue/Gray

• Meets sae j1627 and ce conformity
• 6 levels of sensitivity (15 levels of detection)
• Tri-colored visual leak level indicator
• Detects all refrigerants (cfc's, hcfc's, hfc's)
• Ultra bright uv/blue led light