20 Best Gas Leak Detectors [2024]

Are you looking for the best gas leak detectors? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling gas leak detectors.

We Recommended:

# Preview Product
1 Klein Tools ET120 Gas Leak Detector, Combustible Gas Leak Tester with 18-Inch Gooseneck Has Range 50... Klein Tools ET120 Gas Leak Detector, Combustible Gas Leak Tester with 18-Inch Gooseneck Has Range...
2 Y201 Propane and Natural Gas Leak Detector; Portable Gas Sniffer to Locate Gas Leaks of Combustible... Y201 Propane and Natural Gas Leak Detector; Portable Gas Sniffer to Locate Gas Leaks of...
3 Techamor Y201 Gas Leak Detector, Portable Methane Propane Combustible Natural Gas Leak Sniffer... Techamor Y201 Gas Leak Detector, Portable Methane Propane Combustible Natural Gas Leak Sniffer...
4 Kidde Nighthawk Carbon Monoxide Detector & Propane, Natural, & Explosive Gas Detector, AC-Plug-In... Kidde Nighthawk Carbon Monoxide Detector & Propane, Natural, & Explosive Gas Detector, AC-Plug-In...
5 Seesii Portable Gas Leak Detector, Handheld Natural Gas Sniffer High Sensitivity with LCD Display,... Seesii Portable Gas Leak Detector, Handheld Natural Gas Sniffer High Sensitivity with LCD...
6 General Tools CGD900 Intrinsically Safe MSHA Approved Combustible Gas Leak Detector General Tools CGD900 Intrinsically Safe MSHA Approved Combustible Gas Leak Detector
7 UEi Test Instruments CD100A Combustible Gas Leak Detector UEi Test Instruments CD100A Combustible Gas Leak Detector
8 Natural Gas Detector and Propane Detector; Gas Leak Alarm for Home, Kitchen, Camper, Trailer, RV;... Natural Gas Detector and Propane Detector; Gas Leak Alarm for Home, Kitchen, Camper, Trailer, RV;...
9 Natural Gas Detector and Propane Detector. Natural Gas Alarm and Monitor for Home, Kitchen, Camper,... Natural Gas Detector and Propane Detector. Natural Gas Alarm and Monitor for Home, Kitchen,...
10 Y201 Portable Propane Methane Natural Gas Leak Detector; Gas Sniffer to Locate Combustible Gas Leaks... Y201 Portable Propane Methane Natural Gas Leak Detector; Gas Sniffer to Locate Combustible Gas...
11 Gas Leak Detector Sniffer Portable Combustible Gas Detector Handheld Gas Analyzer Flammable Natural... Gas Leak Detector Sniffer Portable Combustible Gas Detector Handheld Gas Analyzer Flammable...
12 Natural Gas Detector, Plug-in Digital Gas Leak Detector, Portable Home Gas Alarm, High Sensitivity... Natural Gas Detector, Plug-in Digital Gas Leak Detector, Portable Home Gas Alarm, High...
13 PANGAEA Digital Gas Detector, Portable Gas Tester Detector, Bright LED Screen, Natural Gas (Methane)... PANGAEA Digital Gas Detector, Portable Gas Tester Detector, Bright LED Screen, Natural Gas...
14 Natural Gas Detector, Propane Detectors for Home,Natural Gas Propane Leak Alarm for Home Kitchen,... Natural Gas Detector, Propane Detectors for Home,Natural Gas Propane Leak Alarm for Home Kitchen,...
15 Elitech HVAC Refrigerant Leak Detector 10 Yrs Infrared Sensor Life Halogen Freon Sniffer, Air... Elitech HVAC Refrigerant Leak Detector 10 Yrs Infrared Sensor Life Halogen Freon Sniffer, Air...
16 Robinair LD9-TGKIT Tracer Gas Leak Detector Service Kit for Automotive A/C Systems Robinair LD9-TGKIT Tracer Gas Leak Detector Service Kit for Automotive A/C Systems
17 TPI Combustible Gas Leak Detector with Alarm TPI Combustible Gas Leak Detector with Alarm
18 Seesii Gas Leak Detector,Portable Natural Gas Sniffer Alarm 0-50000PPM 100%LEL High Accuracy with... Seesii Gas Leak Detector,Portable Natural Gas Sniffer Alarm 0-50000PPM 100%LEL High Accuracy with...
19 Gas Leak Detector by Forensics | Combustibles | 2021 Design | 10ft Drop Test | Natural Gas, Methane... Gas Leak Detector by Forensics | Combustibles | 2021 Design | 10ft Drop Test | Natural Gas,...
20 GasKnight 2.0 Natural Gas Detector & Propane Detector w LCD Display. Natural Gas Alarm / Monitor for... GasKnight 2.0 Natural Gas Detector & Propane Detector w LCD Display. Natural Gas Alarm / Monitor...
SaleBestseller No. 1
Klein Tools ET120 Gas Leak Detector, Combustible Gas Leak Tester with 18-Inch Gooseneck Has Range 50...
  • 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)
  • 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)
  • 18-Inch flexible gooseneck expands sensor's reach; clips onto meter for storage
SaleBestseller No. 2
Y201 Propane and Natural Gas Leak Detector; Portable Gas Sniffer to Locate Gas Leaks of Combustible...
  • MULTIPLE DETECTABLE GASES: Locates combustible & explosive gas leaks from methane / natural gas, propane, fuel, ethane, butane, alcohol, coal gas,...
  • FLEXIBLE & PORTABLE GAS LEAK DETECTOR: Bend 12-inch length sensor neck in any direction along gas pipes & fuel lines or within confined spaces....
  • VISUAL / AUDIO GAS INDICATORS: 6 LEDs with 85dB alarm notify user of presence and relative concentrations of natural gas & propane leaks.
  • ADJUSTABLE SENSITIVITY: Increase sensitivity dial to find small gas leaks. Decrease sensitivity to find larger explosive gas leaks while filtering out...
  • LIFETIME WARRANTY + ORIGINAL DESIGN: We stand fully behind this product and will replace it if it ever breaks! We have an English fluent chemist on...
SaleBestseller No. 3
Techamor Y201 Gas Leak Detector, Portable Methane Propane Combustible Natural Gas Leak Sniffer...
  • Detect Various Flammable Gases: Portable Natural gas sniffer and tester is used to locate exact gas leak for various combustible gas, such as methane,...
  • Detection Range: Approximately 50 to 10,000 ppm (Based on Methane), instant response once encounter leakage points.
  • Easy-to-Use Gas Leak Detector: Powered by 3 AAA batteries (Not included), 12 inch bendable gooseneck can locate and detect the gas leaks even in...
  • Sound and Visual Gas Alarm: UL2075 Certified. Six red LED’s (visual) and 85dB audible alerts once encounter gas leakage along pipeline or around the...
  • Original Design and Lifetime Technical Support: Design patent and certifications are applied to make sure the product quality and uniqueness....
SaleBestseller No. 4
Kidde Nighthawk Carbon Monoxide Detector & Propane, Natural, & Explosive Gas Detector, AC-Plug-In...
  • Easy to install CO and explosive gas alarm with three convenient mounting options including AC wall outlet, plugin six foot power cord, or table top
  • Carbon Monoxide (CO) alarms four quick beeps, followed by five seconds of silence, followed by four quick beeps. Displays CO concentration
  • Gas alarms one second of alarm on, one second of alarm off, repeating with “GAS” shown in display
  • Loud pulsing alarm that will sound to alert you to a potential problem
  • Low battery warning feature indicates when the battery needs replacement
Bestseller No. 5
Seesii Portable Gas Leak Detector, Handheld Natural Gas Sniffer High Sensitivity with LCD Display,...
  • 【DETECTS MANY KINDS OF COMBUSTIBLE GASES】 Detects a large number of flammable gases, like methane, natural gas, propane, butane, ethane, coal gas,...
  • 【HIGH SENSITIVE AND QUICK RESPONSE】Has two sensitivity settings instead of a knob like the other handheld detectors,Quick response within 5...
  • 【AUDIBLE & VISUAL ALARM】Alarms continuously with 85dB tone and LCD light turn red when detecting gas leak. has a digital backlight LCD screen,...
  • 【COMPACT & PORTABLE】Has an easy-to-understand interface with its on/off and sensitivity button, customers can operate the device with one hand....
  • 【WIDE APPLICATION】Hold this handheld detector in the area where you think there might be a leak and wait for the device to display the current gas...
Bestseller No. 6
General Tools CGD900 Intrinsically Safe MSHA Approved Combustible Gas Leak Detector
  • Ideal for detecting more combustible gases (including hydrocarbons) than competitive units; sensitivity as low as 5ppm (methane)
  • Numeric LED display of sensitivity; bright LED is visible in sunlight; Response time is instantaneous and warm up time is less than 10 seconds
  • Features long life sensor (300+ hours), unique digital leak size alarm, automatic calibration and alarm mute mode
  • MSHA approved; intrinsically safe (in methane-air only)
  • Made in the USA
Bestseller No. 7
UEi Test Instruments CD100A Combustible Gas Leak Detector
  • COMPREHENSIVE GAS DETECTION: This handheld gas detector is capable of detecting acetone, ammonia, butane, methane, natural gas, LPG, Jet fuel. Great...
  • EASY TO USE: Simply turn on the gas leak detector, let it warm up for 10 seconds in open air, and then point gooseneck toward suspected areas. When a...
  • EFFECTIVE IN TIGHT SPACES: This gas sniffer features a long 18" flexible gooseneck to access hard to reach places. Also includes a tip light at the...
  • EFFICIENT: This combustion gas leak detector will save time while assessing equipment. It is faster and more effective than the traditional soap...
Bestseller No. 8
Natural Gas Detector and Propane Detector; Gas Leak Alarm for Home, Kitchen, Camper, Trailer, RV;...
  • SAFETY - Help reduce your worries that the stove gas has been left on accidentally. This explosive gas leak alarm will sound an 80dB siren and...
  • SCIENTIFIC - This alarm precisely measures and displays concentration of combustible gas as an easy-to-read percentage from 0% to 20% of LEL. View the...
  • ECONOMICAL & GREEN - This alarm uses <3 watts of electricity and has a small energy footprint. This alarm will also help prevent someone from leaving...
  • DURABLE - Shelled in double-sided ABS, this product wipes clean easily. Use in the kitchen or in your camper.
  • ORIGINAL DESIGN & LIFETIME USA SUPPORT - We have worked with the supplier that holds this product’s design rights so we are sure this item is tried...
SaleBestseller No. 9
Natural Gas Detector and Propane Detector. Natural Gas Alarm and Monitor for Home, Kitchen, Camper,...
  • ✅ PROTECT YOUR FAMILY! - Be worry free and know you did everything to keep your family safe from fires or explosions caused by dangerous gas leaks...
  • ✅ SAVE YOUR TIME- Plug and Play! Don't waste your precious, limited free time with complex installations and never change a battery! Just plug in...
  • ✅ STAY STYLISH - No tacky cord! Don't drill holes in your wall! This sleek and modern white natural gas alarm is wireless and will complement the...
  • ✅ GET MAXIMUM SAFETY - The All-In-One GasKnight natural gas leak detector detects the main deadly gases: 1. Natural gas (Methane, butane, ethane,...
  • ✅ HAPPINESS - In plain English, if you don't like your GasKnight, we'll refund your money. We are an American company. FREE 2-YEAR AVAILABLE. ORDER...
Bestseller No. 10
Y201 Portable Propane Methane Natural Gas Leak Detector; Gas Sniffer to Locate Combustible Gas Leaks...
  • ✔ DETECTOR FOR SNIFFER VARIOUS COMBUSTIBLE GASES:Suitable for detecting various combustible gas leaks, such as methane, natural gas, propane,...
  • ✔ FLEXIBLE PROBE:Portable Gas leak detector with a 12-inch flexible probe, the probe can be bent arbitrarily, even in difficult to reach narrow...
  • ✔ PORTABLE USE:3 AAA batteries (not included) are used for power supply. The natural gas leak detector sniffer can be carried with you and used...
  • ✔ ACOUSTIC AND VISUAL GAS ALARM:Y201 has six red LEDs (visual) and 85dB audible alarm. When gas is detected, LED and sound alarm will warn of gas...
  • ✔PATENTS AND SATISFACTORY AFTER SALES SERVISE:Applied for patents and certifications, product quality is guaranteed. If you are not satisfied with...
Bestseller No. 11
Gas Leak Detector Sniffer Portable Combustible Gas Detector Handheld Gas Analyzer Flammable Natural...
  • 【Portable Gas Leak Detector】This portable gas leak detector can detect a large number of flammable gases, like Acetone, Acetylene, Alcohol,...
  • 【Super Sensitive & Quick Response】High precision gas sensor for accurate and reliable gas leak detection, fast response time less than 2 seconds....
  • 【Audible & Visual Alarm】With the sound and bargraph two alarm ways, you can get timely feedback on the results. Press MUTE key to turn on/off...
  • 【Simple To Use】Has an easy-to-understand interface, without complicated instructions, extremely simple to use. This portable gas detector powered...
  • 【Wide Application & Warranty】Take this handheld gas leak detector in the area where you think there might be a leak and wait for the device to...
SaleBestseller No. 12
Natural Gas Detector, Plug-in Digital Gas Leak Detector, Portable Home Gas Alarm, High Sensitivity...
  • Multiple Gas Detection- Home gas detector suitable for detecting LPG(Methane), natural gas, coal gas etc.
  • Keep Safty - When gas leak exceed the standard, this alarm will sound an 85dB siren speaking voice with top flashing red light until the ambient gas...
  • Sensitive - This gas detector adopts advanced gas sensor, sensitively sense gas leaks, digital displays real-time gas concentration, which tell you...
  • Easy Installation - Gas leak detector adopts Easy-to-install Design, can be used by plugging directly into the power socket to detect leaked gas.
  • Widely Application -This natural gas detector can be used as independent family alarm equipment, and also can be used as front detector of alarm...
Bestseller No. 13
PANGAEA Digital Gas Detector, Portable Gas Tester Detector, Bright LED Screen, Natural Gas (Methane)...
  • Portable gas detector for detecting gas leaks of natual gas or propane.
  • Two models available for more accurate detection: Natural Gas/Methane model for detecting natural gas, normally used in house with gas pipelines...
  • Use 3xAA batteries. Large LED display shows the concentration level of the gas leak detected in real time. Compact size, light weight, easy to carry...
  • Audible semiconductor probe and auto fast warm-up.
  • Instant response, pinpoint leak position, whether in your home or in your RV. Audio & visible leakage alarm indication and adjustable sensitivity....
Bestseller No. 14
Natural Gas Detector, Propane Detectors for Home,Natural Gas Propane Leak Alarm for Home Kitchen,...
  • Home gas detector suitable for detecting LPG(Methane), natural gas, coal gas, gas fuel, artificial gas, liquefied petroleum gas, liquefied natural gas...
  • Gas Detector offers Voice Notification and a digital readout of the GAS concentration.When gas leak concentration reaches presetting level, the alarm...
  • Gas leak detector adopts Easy-to-install Design, can be used by plugging directly into the power socket to detect leaked gas.
  • This product can be used as independent family alarm equipment, and also can be used as front detector of alarm system. Widely Used for Restaurant,...
  • The system warm-up time is about 2-3 minutes. During this time period, the gas test will not work. You need to wait for the display to show 0 (the...
Bestseller No. 15
Elitech HVAC Refrigerant Leak Detector 10 Yrs Infrared Sensor Life Halogen Freon Sniffer, Air...
  • 10 Years Infrared Sensor Lifetime: Elitech independently developed the latest infrared sensor, greatly extending the sensor life up to 10 years;...
  • TFT Screen: First leak detector with a TFT screen that gives more clear and easy readings on sensitivities, leakage alerts, battery levels and other...
  • Higher Sensitivity: Adjustable sensitivity with High/Medium/Low levels and the maximum sensitivity is up to 0.1oz/yr.
  • Quick Operation: The two corresponding buttons on the front allows quick adjustment to sensitivities or to mute buzzer directly, very easy to operate.
  • Detecting All Halogenated Gases: It can detect all kinds of halogen refrigerants including CFCs, HFCs, HCFCs, HCs, HFOs and mixed refrigerants such as...
SaleBestseller No. 16
Robinair LD9-TGKIT Tracer Gas Leak Detector Service Kit for Automotive A/C Systems
  • Robinair's USA made LD9-TGKIT Tracer Gas service kit, with full color LCD and user-friendly message and error screens, gives technicians the tools...
  • The LD9-TGKIT includes a hydrogen gas leak detector with sensor technology designed to detect a 5% hydrogen / 95% nitrogen tracer gas mixture
  • The detector's full color liquid crystal display (LCD) and sweep mode function convey messages, graphics, and prompts to help technicians locate the...
  • Features: high-intensity LED inspection light, full color LCD, automatic calibration/reset to ambient air, 3 LED UV lights with 395–415 nm...
  • Detects leaks as small as 0.05 ounces/year for R134a and .015 ounces/year for R1234yf; Includes 134a and 1234yf high-side coupler, hose and regulator...
Bestseller No. 17
TPI Combustible Gas Leak Detector with Alarm
  • Combustible gas, lel, lcd display
  • Combustible gas leak detector capable of displaying ppm or percent lel (lower explosive limit)
  • Designed to meet ul 913 intrinsic safety (approval pending)
  • 10 ppm sensitivity (methane)
  • Instant response
Bestseller No. 18
Seesii Gas Leak Detector,Portable Natural Gas Sniffer Alarm 0-50000PPM 100%LEL High Accuracy with...
  • 【DETECTS MANY KINDS OF COMBUSTIBLE GASES】 Detects a large number of flammable gases, like methane, natural gas, propane, ethanol, coal gas,...
  • 【HIGH SENSITIVE AND QUICK RESPONSE】1-50000PMM or 0.1%-100%LEL alarm range. Large colorful LCD display gas concentration and device status in real...
  • 【AUDIBLE & VISUAL ALARM】Alarms continuously with tone and LCD display bar change and show actual concentration when detecting gas leak. has a...
  • 【Flexible Probe & High-precision Sensor】11inch Split universal flexible probe, flexible and easy to deal with various measurement environments....
  • 【WIDE APPLICATION】Hold this handheld detector in the area where you think there might be a leak and wait for the device to display the current gas...
Bestseller No. 19
Gas Leak Detector by Forensics | Combustibles | 2021 Design | 10ft Drop Test | Natural Gas, Methane...
  • ⚛️ ACCURATE: Made in Japan sensor. Methane Calibrated.
  • 💪 SHOCK: ABS housing can take a 10ft drop.
  • 🌈 DISPLAY: Large color LCD screen with temperature.
  • 🌋 USES: For inspectors, technicians, engineers.
  • 🕵️ TRUST: ** 1 year limited warranty ** 7 year sensor life **
Bestseller No. 20
GasKnight 2.0 Natural Gas Detector & Propane Detector w LCD Display. Natural Gas Alarm / Monitor for...
  • ✅ PROTECT YOUR FAMILY TO THE MAX! – The All-In-One GasKnight 2.0 natural gas leak detector detects these main deadly gases once an 8% LEL is...
  • ✅ GET INSTALLATION FLEXIBILITY- This propane alarm has an extra-long 6 foot power cord which allows you to install it in the exact ideal location...
  • ✅ GET MAXIMUM PRECISION – The GasKnight 2.0 has an LCD screen that displays precise, real-time gas % readings so that you know the exact gas...
  • ✅ STAY STYLISH – This newly released natural gas alarm is sleek and modern and has a beautiful blue LCD screen that will complement the style...
  • ✅ HAPPINESS GUARANTEED - In plain English, if you don't like your GasKnight 2.0, we'll refund your money. We are an American company. FREE 18...

Having trouble finding a great gas leak detectors?

This problem is well understood by us because we have gone through the entire gas leak detectors research process ourselves, which is why we have put together a comprehensive list of the best gas leak detectorss available in the market today.

After hours of searching and using all the models on the market, we have found the best gas leak detectors for 2023. See our ranking below!

How Do You Buy The Best Gas Leak Detectors?

Do you get stressed out thinking about shopping for a great gas leak detectors? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching gas leak detectors, which is why we have assembled a comprehensive list of the greatest gas leak detectors available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for gas leak detectors that you consider buying. Your questions might include the following:

  • Is it worth buying an gas leak detectors?
  • What benefits are there with buying an gas leak detectors?
  • What factors deserve consideration when shopping for an effective gas leak detectors?
  • Why is it crucial to invest in any gas leak detectors, much less the best one?
  • Which gas leak detectors are good in the current market?
  • Where can you find information like this about gas leak detectors?

We’re convinced that you likely have far more questions than just these regarding gas leak detectors, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for gas leak detectors, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible gas leak detectors. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an gas leak detectors buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available gas leak detectors currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of gas leak detectors has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an gas leak detectors?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your gas leak detectors.
  5. Customer Ratings: Number ratings grade gas leak detectors objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their gas leak detectors.
  7. Product Quality: You don’t always get what you pay for with an gas leak detectors, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an gas leak detectors is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining gas leak detectors information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding gas leak detectors is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

FAQ:

Q: What is the best combustible gas leak detector?

A: Best Combination Gas Detector: Kidde Nighthawk KN-COEG-3 Best Combustible Gas Detector: EG Air EG-NGD050 Natural/Propane Gas Detector Best Handheld Combustible Gas Leak Detector: Amprobe GSD 600 Gas Leak Detector Best Carbon Monoxide&Smoke Detector: First Alert Smoke and Carbon Monoxide Alarm SCO501CN

Q: What is the best leak detection equipment?

A: Flo by Moen Smart Water Detector. If you’re not ready to commit to a water-shutoff system,the Flo by Moen Smart Water Detector is a good place to start. Flo by Moen. The Flo by Moen monitors your water flow and can automatically shut off your water if it detects a major leak. Resideo Wi-Fi Water Leak&Freeze Detector. …

Q: What to do if you detect a gas leak?

A: If you detect a gas leak in your home, the first thing you need to do is open all doors and windows. This will allow the gas to escape and let fresh air in. Next, you must turn off the main gas supply. This will ensure no gas reaches any appliance or leaks any further into your home. Please do not use any of your appliances during this time as …

Q: What is the best home gas detector?

A: – High sensitivity – Flexible and long probe to detect gas in hard-to-reach areas – Large LCD display for easy gas detection – Audible and visible alarms

Related Post: