Top 10 Best Gas Leak Detectors
for April 2021

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1
9.8
SCORE
Klein Tools ET120 Gas Leak Detector, Combustible Gas Leak Meter with 18-Inch Gooseneck Has Range 50 - 10,000 ppm, Includes Pouch, Batteries

Klein Tools ET120 Gas Leak Detector, Combustible Gas Leak Meter with 18-Inch Gooseneck Has Range 50

10,000 ppm, Includes Pouch, Batteries

by Klein Tools
What We like

18-Inch flexible gooseneck expands sensor's reach; clips onto meter for storage

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Product Features

  • Automatic zero-point calibration at power-up (lights will flash during self-calibration; this does not indicate the presence of gas)
  • Five red LED's (visual) and 85dB audible alerts that increase with gas concentration
  • Two levels of sensitivity: High (approximately 50 to 1000 ppm) and Low (approximately 1000 to 10,000 ppm)
  • Detection range: Approximately 50 to 10,000 ppm* (*based on Methane)

Five red led's (visual) and 85db audible alerts that increase with gas concentration Automatic zero-point calibration at power-up (lights will flash during self-calibration; this does not indicate the presence of gas) Detection range: approximately 50 to 10,000 ppm* (*based on methane) Two levels of sensitivity: high (approximately 50 to 1000 ppm) and low (approximately 1000 to 10,000 ppm)

2
9.5
SCORE
Gas Leak Detector by Forensics | Adjustable Alarms | 0-10,000ppm & 1ppm Resolution Display | Water, Dust & Explosion Proof | Li-Ion Battery | Natural Gas, Methane & Combustibles | RED Color

FORENSICS DETECTORS FD Gas Leak Detector by Forensics

Adjustable Alarms, 0-10,000ppm & 1ppm Resolution Display, Water, Dust & Explosion Proof, Li-Ion Battery, Natural Gas, Methane & Combustibles, RED Color

by FORENSICS
What We like

USES: Designed for inspectors, utility workers, refinery workers, maintenance engineers and technicians.

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Product Features

  • ACCURATE: Accurate Made in Japan sensor, most sensitive with ppm (0-10,000ppm) or umol/mol concentration display. Comes FACTORY CALIBRATED. Turn ON and GO.
  • COLOR DISPLAY: Large color LCD screen with temp and humidity. Shock proof, water proof, dust proof and explosion proof.
  • ALARMS: Adjustable Audio, visual, and vibration alarms alert when preset levels are reached.

color display: large color lcd screen with temp and humidity. shock proof, water proof, dust proof and explosion proof. alarms: adjustable audio, visual, and vibration alarms alert when preset levels are reached. accurate: accurate made in japan sensor, most sensitive with ppm (0-10,000ppm) or umol/mol concentration display. comes factory calibrated. turn on and go.

3
9.5
SCORE
Nu-Calgon 4184-24 Fluorescent Gas Leak Detector, 1 Quart Spray Bottle

Nu Calgon Nu-Calgon 4184-24 Fluorescent Gas Leak Detector

1 Quart Spray Bottle

by Nu-Calgon Wholesaler, Inc.
What We like

Fluorescent gas leak detector meets the technicians need for a quality, effective leak detector

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Product Features

  • Country of Origin : United States
  • Package Weight: 1.043 kilograms
  • Package Dimensions: 33.528 H x 8.636 L x 9.906 W (centimetres)

Package dimensions: 33.528 h x 8.636 l x 9.906 w (centimetres) Country of origin : united states Package weight: 1.043 kilograms

4
9.2
SCORE
UEI Test Equipment Combustible Gas Leak Detector w/Alarm

UEI Test Equipment Combustible Gas Leak Detector w/Alarm

by UEi Test Instruments
What We like

Fast response time of less than two seconds to 40 percent LEL

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Product Features

  • Separate user adjustable alarms for predetermined level detection
  • Precision sensor detects even the smallest leaks
  • 50 PPM minimum detection
  • Visual leak detection by color LED's, and has a 'Tip-light' in sensor cap to illuminate the search area

Separate user adjustable alarms for predetermined level detection Visual leak detection by color led's, and has a 'tip-light' in sensor cap to illuminate the search area Precision sensor detects even the smallest leaks 50 ppm minimum detection

5
8.9
SCORE
Amprobe - 3311832 GSD600 Gas Leak Detector

Amprobe

3311832 GSD600 Gas Leak Detector

by Amprobe
What We like

Flexible stainless steel probe provides access to hard-to-reach areas

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Product Features

  • Detects leaking gas in closed piping systems
  • Automatic calibration at start-up helps ensure accuracy
  • Audible buzzer and a display panel with light-emitting diodes (LEDs) indicate presence and concentration of detected gas
  • Semiconductor sensor detects methane and propane .Response time: less than 10 seconds Warm up time: less than 60 seconds

Automatic calibration at start-up helps ensure accuracy Semiconductor sensor detects methane and propane .response time: less than 10 seconds warm up time: less than 60 seconds Audible buzzer and a display panel with light-emitting diodes (leds) indicate presence and concentration of detected gas Detects leaking gas in closed piping systems

6
8.5
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Elitech LD-100 Heated Diode Refrigerant Leak Detector Gas Leak Detector Car HVAC Leak Detector Freon Leak Detector

Elitech LD-100 Heated Diode Refrigerant Leak Detector Gas Leak Detector Car HVAC Leak Detector Freon Leak Detector

by Elitech
What We like

4 Simple ButtonsIt allows to fast reset, mute, power on/off, adjust sensitivity and makes LED screen visually display the leakage level and device status.

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Product Features

  • High EfficiencyBuilt-in air pump makes faster reaction and recovery speed possible and ensures detection efficiency.
  • High-precision Heated Diode SensorIt triggers on R11/R22/R404a/R410a/R600a/R1234yf and all halogenated refrigerants including CFCs, HFCs, HCFCs, HCs, HFOs and blends.
  • Fast Response Warms up in 30s and respond in 3s; 6 grade adjustable sensitivity with maximum sensitivity 0.11oz/yr.
  • Safe and ReliableMeets EN14624 and SAE-1627 industrial standards. 24/7 US Technician Support via Email and Phone.

Safe and reliablemeets en14624 and sae-1627 industrial standards. 24/7 us technician support via email and phone. High-precision heated diode sensorit triggers on r11/r22/r404a/r410a/r600a/r1234yf and all halogenated refrigerants including cfcs, hfcs, hcfcs, hcs, hfos and blends. High efficiencybuilt-in air pump makes faster reaction and recovery speed possible and ensures detection efficiency. Fast response warms up in 30s and respond in 3s; 6 grade adjustable sensitivity with maximum sensitivity 0.11oz/yr.

7
8.3
SCORE
Rectorseal 65554 8-Ounce Bottle Better Bubble Leak Locator

Rectorseal 65554 8-Ounce Bottle Better Bubble Leak Locator

by Standard Plumbing Supply
What We like

It will not corrode metal surfaces or attack plastic or rubber

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Product Features

  • It is biodegradable
  • Its thick formula can be used at various temperature and pressure applications
  • It is the newest and most advanced leak locator formula
  • It detects leaks of refrigerant gases, air, oxygen, and most other gases

It is the newest and most advanced leak locator formula It detects leaks of refrigerant gases, air, oxygen, and most other gases Its thick formula can be used at various temperature and pressure applications It is biodegradable

8
8.3
SCORE
Combustible Gas Leak Detector with DIGITAL READOUT. Measures in PPM, % LEL, or % vol. 7899 E-Instruments Gas Sniffer QUANTIFIES combustible gas leaks with large, easy-view LCD & 11-inch flex sensor.

E Instruments Combustible Gas Leak Detector with DIGITAL READOUT. Measures in PPM

% LEL, or % vol. 7899 E-Instruments Gas Sniffer QUANTIFIES combustible gas leaks with large, easy-view LCD & 11-inch flex sensor.

by E Instruments
What We like

DESIGNED WITH THE HVAC TECH IN MIND. Audible beep interval adjusts as gas levels rise and fall, helping techs zero in quickly on leaks. Large easy-view LED gives numeric and virtual analog scale readings for accurate reporting. Short warm-up time and audible beep to signal instrument ready. Press-and-hold On/Off button prevents accidental shut-off. Selectable auto shut-off time. Hold key. Battery and sensor status indicators.

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Product Features

  • IN THE BOX: 7899 Portable Combustible Gas Sniffer with 11 inch Gooseneck Probe, 6 AAA Alkaline Batteries, Soft Vinyl Carrying Case, User Manual
  • LIGHT-WEIGHT AND CONVENIENT: Small, lightweight portable gas detector nicely fits in your hand and toolbox for easy transport and use. The 11 inch flexible probe helps detect small combustible gas leaks in hard-to-reach places and around appliances.
  • RUGGED AND ACCURATE: Built tough to handle daily field use. Accurate, sensitive readings help you identify and pinpoint leaks. Semiconductor sensors improve sensitivity and extend service life. Auto ZeroDrift Adjustment on power-up.
  • QUANTITATIVE LEAK DETECTOR. Actual PPM, % LEL, or % vol readouts on the large, easy-to-read LED for Natural Gas, Propane, Town Gas, Methane, Butane, Kerosene, Gasoline and more. Applications for HVAC, residential, commercial, engines, piping, and industrial processes.

Rugged and accurate: built tough to handle daily field use. accurate, sensitive readings help you identify and pinpoint leaks. semiconductor sensors improve sensitivity and extend service life. auto zerodrift adjustment on power-up. In the box: 7899 portable combustible gas sniffer with 11 inch gooseneck probe, 6 aaa alkaline batteries, soft vinyl carrying case, user manual Light-weight and convenient: small, lightweight portable gas detector nicely fits in your hand and toolbox for easy transport and use. the 11 inch flexible probe helps detect small combustible gas leaks in hard-to-reach places and around appliances. Quantitative leak detector. actual ppm, % lel, or % vol readouts on the large, easy-to-read led for natural gas, propane, town gas, methane, butane, kerosene, gasoline and more. applications for hvac, residential, commercial, engines, piping, and industrial processes.

9
8.3
SCORE
Inficon Gas-Mate Sensor, for Combustible Gas Leak Detector, 706-700-G1

Inficon Gas-Mate Sensor

for Combustible Gas Leak Detector, 706-700-G1

by Inficon
What We like

Ultimate sensitivity of 5 ppm for methane, R290 (propane), and R600a (isobutane)

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Product Features

  • Long lasting surface reaction sensor
  • Replacement sensor for the GAS-Mate combustible gas leak detector
  • Field-replaceable OE part
  • Great for flammable refrigerants like R290, R600a, and R441a
  • Detects natural gas, propane, isobutane, ammonia, hydrogen forming gas (95/5), and more

Long lasting surface reaction sensor Great for flammable refrigerants like r290, r600a, and r441a Detects natural gas, propane, isobutane, ammonia, hydrogen forming gas (95/5), and more Field-replaceable oe part Us technician support via email and phone Replacement sensor for the gas-mate combustible gas leak detector

10
7.8
SCORE
Elitech CPU-1G Refrigerant Leak Detector Gas Leak Detector Car HVAC Leak Detector Freon Leak Detector CFCs HCFCs HFCs

Elitech CPU-1G Refrigerant Leak Detector Gas Leak Detector Car HVAC Leak Detector Freon Leak Detector CFCs HCFCs HFCs

by Elitech
What We like

Modular sensor,convenient for maintenance.Powered by: 2 C Alkaline batteries(included). 24/7 US Technician Support via Email and Phone.

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Product Features

  • 7 Adjustable Sensitivity with max. sensitivity of 0.11oz/yr.
  • 14 inches flexible stainless steel probe with 3 extra sensing tips
  • 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 sensitivity with max. sensitivity of 0.11oz/yr. Response in 3 seconds; warm up in 6 seconds. 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. 14 inches flexible stainless steel probe with 3 extra sensing tips

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