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10 Best freon leak detectors of 2026
Explore top picks
Best Choice1
Fieldpiece9.9Exceptional
Fieldpiece - DR82 Infrared Refrigerant Leak Detector - Ultra-Sensitive Leak Sniffer with Large, Backlite LCD Screen - Lightweight HVAC Tool
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upper temperature rating: 104 Degrees Fahrenheit
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compatible devices: A2L compatible
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item weight: 1 pounds
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batteries included: No
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package dimensions: 12.52 x 10.75 x 3.98 inches
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Value for Money2
Inficon9.6Exceptional
Inficon D-TEK 3 Refrigerant Leak Detector
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3
Elitech9.5Excellent
Elitech Refrigerant Leak Detector, CLD-100 Freon Leak Detector Car HVAC Halogen Refrigerant Leak Detector CFCs HCFCs HFCs
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product dimensions: 2.5 x 2.5 x 9 inches
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manufacturer part number: CLD-100UV
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country of origin: China
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item weight: 3.53 ounces
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customer reviews:4.2 4.2 out of 5 stars 1,037 ratings 4.2 out of 5 stars
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4
SENSYX9.3Excellent
SENSYX Rechargeable HVAC Refrigerant Leak Detector, Halogen Freon Sniffer, Air Conditioning Detection, Automotive Gas Finder (SFD201 Refrigerant&Combustible Gas Detector)
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upper temperature rating:60 Degrees Celsius
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compatible devices:N/A
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item weight:8 ounces
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batteries included:Yes
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package dimensions:N/A
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5
Elitech9.2Excellent
Elitech Freon Leak Detector Halogen Refrigerant Gas Leak Detector HVAC Tester AC Sniffer R22 R410A R134A 1234YF, WJL-6000S
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product dimensions: 1.37D x 1.37W x 5.9H
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manufacturer part number: WJL-6000
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country of origin:N/A
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item weight: 7.2 ounces
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customer reviews:4.2 4.2 out of 5 stars 4,775 ratings 4.2 out of 5 stars
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6
SENSYX9.1Excellent
SENSYX Rechargeable HVAC Refrigerant Leak Detector, Halogen Freon Sniffer, Air Conditioning Detection, Automotive Gas Finder (SFD200 Refrigerant Detector)
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product dimensions:N/A
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manufacturer part number:N/A
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country of origin:N/A
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item weight:8 ounces
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customer reviews:4.7 4.7 out of 5 stars 23 ratings 4.7 out of 5 stars
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7
Elitech9.0Excellent
Elitech HVAC Refrigerant Leak Detector 10 Yrs Infrared Sensor Life, Halogen Freon Sniffer, Air Conditioning Detection, Automotive Gas Finder, ILD-200
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product dimensions: 1.5D x 3.3W x 7.9H
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manufacturer part number: ILD-200
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country of origin: China
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item weight: 2.75 pounds
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customer reviews:4.6 4.6 out of 5 stars 708 ratings 4.6 out of 5 stars
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8
Fieldpiece8.7Very Good
Fieldpiece - DR58 Heated Diode Refrigerant Leak Detector - Ultra-Sensitive Leak Sniffer with Large, Backlite LCD Screen - Lightweight HVAC Tool
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9
Elitech8.6Very Good
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-300
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product dimensions: 1.5D x 3.3W x 7.9H
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manufacturer part number: ILD-300
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country of origin:N/A
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item weight: 14.9 ounces
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customer reviews:4.6 4.6 out of 5 stars 708 ratings 4.6 out of 5 stars
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10
Inficon8.3Good
Inficon Inficon Refrigerant Leak Detector, Model:705-202-G1
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upper temperature rating:N/A
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compatible devices:N/A
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item weight: 3.1 pounds
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batteries included: Yes
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package dimensions:N/A
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