Natural gas detector technology has advanced significantly, providing homeowners and businesses with reliable safety solutions. The best natural gas detectors in 2025 offer enhanced sensitivity, quick response times, and user-friendly interfaces, ensuring that you can detect leaks before they become hazardous. These devices are essential for maintaining a safe environment, as they can alert you to the presence of gas, allowing for timely action. Whether you need a portable option or a hardwired system, the latest models cater to various needs and preferences.
TopTes PT199 Natural Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Sources Like Methane, Propane for Home(Includes Battery x2)-Orange
- Combustible Gas Leak Detector: The TopTes PT199 detects natural gas, methane, propane, butane, LPG, and more, pinpointing leaks to reduce the risk of explosion, keeping your family and property safe
- Visual and Audio Gas Alarm: Visual and audio alarms trigger within 0.5 seconds of gas detection. The alarm intensifies with gas concentration, and the LCD screen turns red when gas levels are high
- Batteries Included and Easy to Use: The TopTes PT199 includes 2x AAA batteries and is ready after a 30-second warm-up. The low battery indicator activates below 2.4V, and it auto-powers off after 5 minutes without operation or gas detection
- Compact Design: Pocket-sized, non-slip, and easy to carry or store in the included bag. Ideal for RV owners, DIYers, and homeowners with gas appliances. Saves you from paying hundreds of dollars in diagnostics or wasting gas in an undetected leak
- What You Get: 1x PT199 Gas Leak Detector, 1x Storage Bag, 2x AAA Batteries, 1x User Manual. Detection range: 50-1,000 ppm (Methane). Detection distance: 1-5cm
$22.99
Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display
- Easy Installation - simply plug-in to a standard, 120V outlet in your home
- 9-volt battery backup provides protection during a power outage
- Digital LED display shows the level of carbon monoxide the CO alarm is sensing or states "GAS" when explosive gas is present
- 85-decibel alarm announces when carbon monoxide or explosive gas is detected
- Peak Level Memory records the last time carbon monoxide was detected or when the unit was last tested
$62.59
SALE
−$6.32
PT520A Natural Gas Detector, Gas Leak Detector with 17-Inch Gooseneck, Locating The Source Like Propane, Methane, and Butane for Home and RV (Includes Battery x3) - Orange
- Effective Gas Leak Detector: The TOPTES PT520A natural gas detector detects leaks of methane, propane, natural gas, LPG, butane, and more in tight spaces.
- Flexible Probe: The 17-inch gooseneck allows easy access to hard-to-reach areas like pipelines, storage tanks, gas fireplaces, and basements, ideal for both indoor and outdoor leak detection
- Visual and Audible Alarm: PT520A responds in 0.5 seconds, with 7 colored bars and a 75dB alarm that increase with gas concentration. Detection range: 50-10,000 ppm (Methane). Detection distance: 1-5cm
- User-Friendly Functions: Enable or disable Auto Power-Off with the APO button to save power after 10 minutes of inactivity. The Mute button silences the alarm, and the non-slip, wear-resistant design ensures a secure, comfortable grip for easy handling
- What You Get: 1×PT520A Gas Leak Detector, 3×AAA Batteries, 1×Protective Case, and 1×User Manual. Allow 30 seconds for warm-up before use
$33.67
Natural Gas Detector, TopTes PT177 Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Leak Sources Like Methane, Propane for Home (Includes Battery x2)-Orange
- Combustible Gas Leak Detector: PT177 is a useful little tool that helps every household with gas appliances to quickly and easily pinpoint the leakage of combustible gas including LPG, methane, ethane, propane, butane, natural gas, coal gas, etc
- Visual and Audible Alarms: PT177 gas detector requires a 30-second auto-calibration after powering on and can detect gas and trigger an alarm within 0.5 to 3 seconds. Five red LEDs and a 75 dB audible alarm intensify as gas concentration increases
- Pocket sized with a pocket clip that allows you to carry it in your shirt pocket. The included storage bag makes the natural gas detector easy to store. It is a convenient tool for RV enthusiasts, DIYers, homeowners with gas appliances, etc
- User Friendly Features: When the battery voltage is below 2.4 volts, the power indicator light will flash to remind you to replace the battery in time. If inactive for 5 minutes without operation or detecting gas, the PT177 will automatically turn off
- What You Get: PT177 Gas Leak Detector, a drawstring storage bag, two AAA batteries, and a user manual. Note: To ensure accurate measurements, turn on the device and wait for a 30-second warm-up
$17.99
HSTMYFS Natural Gas Leak Detector, Plug-in Propane Natural Gas Detector for Home Kitchen RV, Combustible & Explosive Gas Alarm for LPG, LNG, Methane
- Versatile Gas Detection: This gas detector is designed for home use and can detect multiple combustible&explosive gases, including LPG (methane), CNG, LPG, Propane and Natural gas.
- Photoelectric Warning System: When the concentration of combustible gas reaches a preset level, the alarm emits an 85 dB audible and visual signal, alerting you to check for indoor gas leaks.
- Proven Safety: Our gas detector undergoes rigorous quality management, with over a decade of successful sales to verify its stability and reliability.
- Easy Installation: Installing the natural gas detector is a breeze. Simply plug it into an electrical outlet to start detecting gas leaks.
- Important Warm-Up Time: Please note that all gas detection devices require a 2-3 minute warm-up period before they become operational. Ensure the product is correctly started during this time.
$19.99
SALE
−$5.20
Carbon Monoxide Detectors, 4 in 1 Protectmeter Natural, Propane, Methane Portable Traval Gas Leak Detector, Carbon Monoxide Detectors Plug in, Temperature & Humidity Detectors, Digital LCD
- Sound Alarm For Multiple Gases - A loud 85 decibel alarm sounds when carbon monoxide & propane(natural gas) levels reach dangerous levels, it will keep your family safy with the CO monitor. It supports carbon monoxide, methane, LPG, LNG, Fuel, natural gas, propane, fuel, ethane, butane, alcohol, coal gas, gasoline, toluene, kerosene, sewer gas, and other flammable gases.
- Easy To Read - Digital LED display shows the level of carbon monoxide & natural gas the CO&propane detectors are sensing.
- Easy Installation - it's a carbon monoxide detector & natural gas alarm that plug in wall, or simply plug in to a standard, 110-220V outlet in your home/Hotel/RV with AC Power
- Certification & Patent - The carbon monoxide & propane detectors is patented with UL1484, CE, RoHS certification.
- Easy To Take & Lifetime Warranty - It's so small and light for you to take it with you in travel, it's the best travel carbon monoxide detector for hotel rooms. We are proud of the A+ quality.
$34.79
SALE
−$6.00
Combination Natural Gas Detector & Carbon Monoxide Detector, 4-in-1 Carbon Monoxide Alarm,Fahrenheit(°F) & Humidity,Propane,Methane,Gas Detector Alarm & CO Detector for Home,RV,Apartment
- 【Upgrade Plug-in Combination Gas & Carbon Monoxide Detector】 Plug and play, easy to install, 4-in-1 sensor, real-time monitoring display and alarm.
- 【Combination Gas & Carbon Monoxide Sensor】 Adopting catalytic combustion sensor and electrochemical sensor, real-time monitoring the concentration of combustible gas and carbon monoxide, with sharper and more accurate sense of smell.
- 【Temperature（°F） and Humidity Sensor】Real-time detection and display of temperature and humidity, let you know the environment in real time.
- 【85dB Alarm Sound】Combination gas and carbon monoxide detector will alert you immediately when the combustible gas or carbon monoxide concentration reaches the default value.
- 【Upgraded Design Round Color Screen】Color display with bigger and clearer digital display.
$33.99
Natural Gas Detector For Home + Propane Detector + Combustible Gas Detector. Plug-In Natural Gas Alarm, Gas Leak Sensor Explosive LPG, LNG, Methane, Butane, Natural Gas Detectors for Home, kitchen, RV
- ✅ PROTECTION WITH STYLE – GasKnight Detection knows every second counts. That's why our GK2000 natural gas detector gives a pre-alarm at 2.5% LEL (a lower sensitivity) when it identifies: 1. Natural gas (methane, butane, LNG, etc.) or 2. Propane (LPG). And we do it in a modern, aestetically pleasing way!
- ✅ SAVE TIME - Simple Plug & Play! Skip the hassle of complicated installations and battery replacements. Just plug the GasKnight GK2000 propane gas detector in and enjoy peace of mind instantly.
- ✅ KEEP YOUR FAMILY SAFE! – With a GasKnight gas sensor in your home, get peace of mind knowing you've taken every step to protect your family from accidents caused by hazardous gas leaks from appliances like stoves, furnaces, water heaters, washing machines, fireplaces, or kitchens.
- ✅ STAY ELEGANT – No messy cords or wall damage! This modern, wireless, white gas leak detector for home fits seamlessly into your home or camper’s decor, adding safety without sacrificing style.
- ✅ 2-YEAR WARRANTY - Love your GasKnight gas meter or we’ll issue a full refund, no questions asked. American company.
$24.99
Natural Gas Detector & Combustible Gas Alarm - Easy Plug-and-Play Installation with Advanced Chip Technology, 85dB Alert for Methane, Propane, Ethane - Perfect for Home and Kitchen Safety
- - **Comprehensive Gas Leak Detection:** This advanced domestic natural gas detector efficiently identifies a wide range of combustible gases, including natural gas, methane, ethane, propane, artificial gas, liquefied petroleum gas (LPG), and liquefied natural gas (LNG). By accurately detecting gas leaks, it significantly reduces the risk of explosions, ensuring the safety of your home and well-being.
- - **State-of-the-Art Technology:** Featuring the latest generation chip, our gas leak detector provides exceptional precision in identifying multiple combustible gases. This reliable device offers peace of mind, ensuring your family's safety is always a top priority.
- - **Energy Efficient Design:** Designed with low power consumption in mind, this gas detector operates efficiently for extended periods. This means you can enjoy long-lasting performance while minimizing energy usage and costs.
- - **Alert System for Family Safety:** Equipped with an ear-splitting 85 dB alarm, our natural gas alarm promptly alerts you to any hazardous gas presence, safeguarding your loved ones against potential risks and dangers.
- - **Easy and Safe Testing Method:** To test the detector, simply use a lighter near the air inlet and gradually release the gas (ensure no flame is ignited during this process). The alarm will trigger when the gas concentration hits 8% LEL, allowing for immediate action as soon as safety is compromised.
$17.99
Klein Tools ET120 Gas Leak Detector, Combustible Gas Leak Tester with 18-Inch Gooseneck Has Range 50 - 10,000 ppm, Includes Pouch, Batteries
- WIDE DETECTION RANGE: Detect gas concentrations from approximately 50 to 10,000 ppm* (*based on Methane) for versatile gas monitoring
- ADJUSTABLE SENSITIVITY: Choose between High (50 to 1000 ppm) and Low (1000 to 10,000 ppm) sensitivity levels for accurate gas detection
- ENHANCED VISUAL AND AUDIBLE ALERTS: Stay alerted with five red LED's (visual) and 85dB audible alerts that intensify as gas concentration increases
- EASY CALIBRATION: Automatic zero-point calibration at power-up ensures accuracy; flashing lights during self-calibration, no gas presence indicated
- FLEXIBLE GOOSENECK DESIGN: Expand the sensor's reach with the 18-inch flexible gooseneck that conveniently clips onto the meter for storage
$119.99
Last update on 2025-05-03 / Affiliate links / Images from Amazon Product Advertising API