Gas Detector(514)
Uses item details. Price when purchased online
Best seller LUXY SONIC 4-in-1 Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 Pack) From $35.97
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From$3597
LUXY SONIC 4-in-1 Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 Pack)
85 out of 5 Stars. 8 reviews
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Best seller TOPTES Natural Gas Detector PT199, Handheld Gas Sniffer for Propane Methane Butane LPG with Sound and Visual Alarm, Use for Home Kitchen, Garage, RV Camper $20.69 Was $29.99
Sponsored
Now$2069
current price Now $20.69, Was $29.99$29.99
TOPTES Natural Gas Detector PT199, Handheld Gas Sniffer for Propane Methane Butane LPG with Sound and Visual Alarm, Use for Home Kitchen, Garage, RV Camper
854.7 out of 5 Stars. 85 reviews
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CAZONER Natural Gas Detector & Propane Detector, 10-Year Lifespan, Gas Leak Sensor for LPG, LNG, Home Kitchen RV Methane & Propane Alarm, LCD Screen $32.98
Sponsored
$3298
current price $32.98CAZONER Natural Gas Detector & Propane Detector, 10-Year Lifespan, Gas Leak Sensor for LPG, LNG, Home Kitchen RV Methane & Propane Alarm, LCD Screen
54.2 out of 5 Stars. 5 reviews
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Explosion-Proof Natural Gas Detector - Ultra-Sensitive CH4/Propane Gas Leak Alert with 85dB Siren & Strobe Light, $36.99
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$3699
current price $36.99Explosion-Proof Natural Gas Detector - Ultra-Sensitive CH4/Propane Gas Leak Alert with 85dB Siren & Strobe Light,
54.6 out of 5 Stars. 5 reviews
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Overall pick Fixdono Natural Gas Detector, Digital Sound Warning Gas Detector, Natural Gas Leak Security Detection Detector, Alarm Monitor Plug-in Sensor for Home Kitchen Restaurant Hotel School Warehouse $17.99 Was $31.99
Now$1799
current price Now $17.99, Was $31.99$31.99
Fixdono Natural Gas Detector, Digital Sound Warning Gas Detector, Natural Gas Leak Security Detection Detector, Alarm Monitor Plug-in Sensor for Home Kitchen Restaurant Hotel School Warehouse
2874.4 out of 5 Stars. 287 reviews
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Best seller Fixdono Natural Propane Gas Detector, Home Gas Alarm and Monitor, Leak Alarm for LNG, LPG, Methane in Kitchen, Home, Camper $16.19 Was $31.99
Now$1619
current price Now $16.19, Was $31.99$31.99
Fixdono Natural Propane Gas Detector, Home Gas Alarm and Monitor, Leak Alarm for LNG, LPG, Methane in Kitchen, Home, Camper
1564.5 out of 5 Stars. 156 reviews
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Best seller LUXY SONIC 4-in-1 Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 Pack) From $35.97
3 options
Available in additional 3 optionsFrom$3597
LUXY SONIC 4-in-1 Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 Pack)
85 out of 5 Stars. 8 reviews
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LCD Display CO Carbon Monoxide Gas Detector Device Home Safety Alarm Detector From $13.99
From$1399
LCD Display CO Carbon Monoxide Gas Detector Device Home Safety Alarm Detector
414.8 out of 5 Stars. 41 reviews
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Best seller TOPTES Natural Gas Detector PT199, Handheld Gas Sniffer for Propane Methane Butane LPG with Sound and Visual Alarm, Use for Home Kitchen, Garage, RV Camper $20.69 Was $29.99
Now$2069
current price Now $20.69, Was $29.99$29.99
TOPTES Natural Gas Detector PT199, Handheld Gas Sniffer for Propane Methane Butane LPG with Sound and Visual Alarm, Use for Home Kitchen, Garage, RV Camper
854.7 out of 5 Stars. 85 reviews
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Flash Deal GasKnight Natural Gas Detector & Propane Detector. Natural Gas Leak Detection and Monitor for Home, Kitchen, Camper, Trailer or RV. Plug-In Gas Leak Sensor for LPG, LNG, Methane & Butane Gases From $24.99
2 options
Available in additional 2 optionsFrom$2499
GasKnight Natural Gas Detector & Propane Detector. Natural Gas Leak Detection and Monitor for Home, Kitchen, Camper, Trailer or RV. Plug-In Gas Leak Sensor for LPG, LNG, Methane & Butane Gases
584.7 out of 5 Stars. 58 reviews
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Natural Gas Detector CH4, Combustible Gas Methane Alarm Battery Powered with Light & Audible Indicator,Gas Monitor Sensor for Home RV Kitchen Apartment Safety (Battery included) $37.99
Sponsored
$3799
current price $37.99Natural Gas Detector CH4, Combustible Gas Methane Alarm Battery Powered with Light & Audible Indicator,Gas Monitor Sensor for Home RV Kitchen Apartment Safety (Battery included)
114.3 out of 5 Stars. 11 reviews
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Flash Deal GasKnight Natural Gas Detector & Propane Detector. Natural Gas Leak Detection and Monitor for Home, Kitchen, Camper, Trailer or RV. Plug-In Gas Leak Sensor for LPG, LNG, Methane & Butane Gases From $24.99
Sponsored
From$2499
GasKnight Natural Gas Detector & Propane Detector. Natural Gas Leak Detection and Monitor for Home, Kitchen, Camper, Trailer or RV. Plug-In Gas Leak Sensor for LPG, LNG, Methane & Butane Gases
584.7 out of 5 Stars. 58 reviews
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Explosion-Proof Natural Gas Detector - Ultra-Sensitive CH4/Propane Gas Leak Alert with 85dB Siren & Strobe Light, $36.99
$3699
current price $36.99Explosion-Proof Natural Gas Detector - Ultra-Sensitive CH4/Propane Gas Leak Alert with 85dB Siren & Strobe Light,
54.6 out of 5 Stars. 5 reviews
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Clearance 2026 New 4-in-1 Gas Detector, CO and Natural Gas Monitor with Digital Display, Home Safety Alert Device for Kitchen, Garage, Office,1Pc Was $24.99
2026 New 4-in-1 Gas Detector, CO and Natural Gas Monitor with Digital Display, Home Safety Alert Device for Kitchen, Garage, Office,1Pc
TOPTES PT210S Natural Gas Leak Detector with 4-inch Probe. Detector for Natural Gas, Propane, Methane, and LPG, Measures Gas Concentration (%LEL), for Home Use $29.99 Was $36.99
Now$2999
current price Now $29.99, Was $36.99$36.99
TOPTES PT210S Natural Gas Leak Detector with 4-inch Probe. Detector for Natural Gas, Propane, Methane, and LPG, Measures Gas Concentration (%LEL), for Home Use
204.7 out of 5 Stars. 20 reviews
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TOPTES PT177 Portable Natural Gas Leak Detector with Audible and Visual Alarm, Gas Leak Security Detection Detector for Home $16.19 Was $24.99
Now$1619
current price Now $16.19, Was $24.99$24.99
TOPTES PT177 Portable Natural Gas Leak Detector with Audible and Visual Alarm, Gas Leak Security Detection Detector for Home
534.7 out of 5 Stars. 53 reviews
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CAZONER Natural Gas Detector & Propane Detector, 10-Year Lifespan, Gas Leak Sensor for LPG, LNG, Home Kitchen RV Methane & Propane Alarm, LCD Screen $32.98
$3298
current price $32.98CAZONER Natural Gas Detector & Propane Detector, 10-Year Lifespan, Gas Leak Sensor for LPG, LNG, Home Kitchen RV Methane & Propane Alarm, LCD Screen
54.2 out of 5 Stars. 5 reviews
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TripleHBB 6-in-1 Combustible Gas Detector,Gas Detector 6 in 1 CO Smoke Combustible Alarm Plug In with LCD Display for Home RV Camping From $31.85
From$3185
TripleHBB 6-in-1 Combustible Gas Detector,Gas Detector 6 in 1 CO Smoke Combustible Alarm Plug In with LCD Display for Home RV Camping
Clearance 6-in-1 Portable Gas Detector, Plug-in & Battery Powered CO Smoke Gas Monitor with 2.8" Rotatable HD Screen, 85dB Alarm, High-Precision Sensor for Home, RV, Camping & Car Travel From $24.99
3 options
Available in additional 3 optionsFrom$2499
6-in-1 Portable Gas Detector, Plug-in & Battery Powered CO Smoke Gas Monitor with 2.8" Rotatable HD Screen, 85dB Alarm, High-Precision Sensor for Home, RV, Camping & Car Travel
Natural Gas Detector CH4, Combustible Gas Methane Alarm Battery Powered with Light & Audible Indicator,Gas Monitor Sensor for Home RV Kitchen Apartment Safety (Battery included) $37.99
$3799
current price $37.99Natural Gas Detector CH4, Combustible Gas Methane Alarm Battery Powered with Light & Audible Indicator,Gas Monitor Sensor for Home RV Kitchen Apartment Safety (Battery included)
114.3 out of 5 Stars. 11 reviews
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Overall pick Fixdono Natural Gas Detector, Digital Sound Warning Gas Detector, Natural Gas Leak Security Detection Detector, Alarm Monitor Plug-in Sensor for Home Kitchen Restaurant Hotel School Warehouse $17.99 Was $31.99
Sponsored
Now$1799
current price Now $17.99, Was $31.99$31.99
Fixdono Natural Gas Detector, Digital Sound Warning Gas Detector, Natural Gas Leak Security Detection Detector, Alarm Monitor Plug-in Sensor for Home Kitchen Restaurant Hotel School Warehouse
2874.4 out of 5 Stars. 287 reviews
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SITERWELL Hardwired Smoke & Carbon Monoxide Detector Combo,10 Year Battery,UL217-9th,Interconnected,Bilingual Voice Alerts,6.1in*1.65in.3 pack From $39.99
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From$3999
SITERWELL Hardwired Smoke & Carbon Monoxide Detector Combo,10 Year Battery,UL217-9th,Interconnected,Bilingual Voice Alerts,6.1in*1.65in.3 pack
74.4 out of 5 Stars. 7 reviews
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TOPTES PT520A Natural Gas Leak Detector with 17 Inch Flexible Gooseneck, Portable Combustible Gas Leak Detector for Methane, Propane, Butane and LPG, Audible and Visual Alarm From $35.99
2 options
Available in additional 2 optionsFrom$3599
TOPTES PT520A Natural Gas Leak Detector with 17 Inch Flexible Gooseneck, Portable Combustible Gas Leak Detector for Methane, Propane, Butane and LPG, Audible and Visual Alarm
764.6 out of 5 Stars. 76 reviews
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Best seller PANGAEA Digital RV Propane Gas Detector with 85dB Loud Alarm, DC 12V, for Trailer, Motorhome, Motorcoach (Surface Mount - White)
3 options
Available in additional 3 optionsPANGAEA Digital RV Propane Gas Detector with 85dB Loud Alarm, DC 12V, for Trailer, Motorhome, Motorcoach (Surface Mount - White)
104.9 out of 5 Stars. 10 reviews
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Fixdono High Sensitivity Natural Gas Detector, Plug-in Gas Monitor for Home Safety $15.29 Was $29.99
Now$1529
current price Now $15.29, Was $29.99$29.99
Fixdono High Sensitivity Natural Gas Detector, Plug-in Gas Monitor for Home Safety
744.3 out of 5 Stars. 74 reviews
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X-Sense Radon Detector with Audible Alerts, Long-Term Radon Monitor with Visual Display, Temperature & Humidity Tracking From $59.99
From$5999
X-Sense Radon Detector with Audible Alerts, Long-Term Radon Monitor with Visual Display, Temperature & Humidity Tracking
814.6 out of 5 Stars. 81 reviews
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5-In-1 Smoke And Gas Detector, Digital Display Home Safety Monitor, 1 Pack
5-In-1 Smoke And Gas Detector, Digital Display Home Safety Monitor, 1 Pack
Clearance Rirool Natural Gas Detector with Digital Display, 85dB Alarm, Plug-in Gas Leak Sensor for Home, Kitchen, Restaurant, Hotel, School, Warehouse Safety Monitor $17.66 Was $24.99
Now$1766
current price Now $17.66, Was $24.99$24.99
Rirool Natural Gas Detector with Digital Display, 85dB Alarm, Plug-in Gas Leak Sensor for Home, Kitchen, Restaurant, Hotel, School, Warehouse Safety Monitor
314.8 out of 5 Stars. 31 reviews
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4-in-1 Gas Detector Portable Propane Natural Leak Alarm with HD Screen for Home Apartment Hotel Camping RV Safety Monitor From $21.58
From$2158
4-in-1 Gas Detector Portable Propane Natural Leak Alarm with HD Screen for Home Apartment Hotel Camping RV Safety Monitor
15 out of 5 Stars. 1 reviews
4-in-1 Gas Detector Portable Propane Natural Leak Alarm with HD Screen for Home Apartment Hotel Camping RV Safety Monitor $23.68
$2368
current price $23.684-in-1 Gas Detector Portable Propane Natural Leak Alarm with HD Screen for Home Apartment Hotel Camping RV Safety Monitor
SITERWELL Hardwired Interconnected Smoke and Carbon Monoxide Detector, 10 Year Product Life Alarm Smoke Carbon Monoxide Detector with 2 AA Batteries Back Up, Smoke and CO Detector Voice Alert,5 Pack From $54.99
Sponsored
From$5499
SITERWELL Hardwired Interconnected Smoke and Carbon Monoxide Detector, 10 Year Product Life Alarm Smoke Carbon Monoxide Detector with 2 AA Batteries Back Up, Smoke and CO Detector Voice Alert,5 Pack
244.1 out of 5 Stars. 24 reviews
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TOPTES Carbon Monoxide Detector with TFT Display CT-580, Rechargeable Handheld CO Inspection Device with Vibration, Visual and Audible Alarm, CO Detector for Home, Jobsite, Garage, and Travel $53.99 Was $59.99
Sponsored
Now$5399
current price Now $53.99, Was $59.99$59.99
TOPTES Carbon Monoxide Detector with TFT Display CT-580, Rechargeable Handheld CO Inspection Device with Vibration, Visual and Audible Alarm, CO Detector for Home, Jobsite, Garage, and Travel
44 out of 5 Stars. 4 reviews
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First Alert GCO1CN Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display $50.45 Was $62.99
Now$5045
current price Now $50.45, Was $62.99$62.99
First Alert GCO1CN Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display
884.4 out of 5 Stars. 88 reviews
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CAZONER Natural Gas Detector & Propane Detector, 10-Year Lifespan, Gas Leak Sensor for LPG, LNG, Home Kitchen RV Methane & Propane Alarm, LCD Screen $32.99
$3299
current price $32.99CAZONER Natural Gas Detector & Propane Detector, 10-Year Lifespan, Gas Leak Sensor for LPG, LNG, Home Kitchen RV Methane & Propane Alarm, LCD Screen
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Airguard 4-in-1 Gas Detector pro, with Real-Time Digital Display, Plug-In, Battery Backup, Easy Setup for Home, Apartment, RV From $36.98
From$3698
Airguard 4-in-1 Gas Detector pro, with Real-Time Digital Display, Plug-In, Battery Backup, Easy Setup for Home, Apartment, RV
Portable Industry Gas Detector Built-in Pump NO2 Temperature Humidity SKZ1050E Nitrogen Dioxide Analyzer $192.61
$19261
current price $192.61Portable Industry Gas Detector Built-in Pump NO2 Temperature Humidity SKZ1050E Nitrogen Dioxide Analyzer
TOPTES 4 in 1 Gas Monitor Guard 101, Portable Multi Gas Detector, Gas Leak Detector for Natural Gas, Propane, Methane, H2S, CO, LEL and O2, Audible Visual Vibration Alarm, 14 Hour Battery $89.99 Was $109.99
Now$8999
current price Now $89.99, Was $109.99$109.99
TOPTES 4 in 1 Gas Monitor Guard 101, Portable Multi Gas Detector, Gas Leak Detector for Natural Gas, Propane, Methane, H2S, CO, LEL and O2, Audible Visual Vibration Alarm, 14 Hour Battery
154.6 out of 5 Stars. 15 reviews
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4-in-1 Gas Detector, and Natural Gas Monitor with Digital Display, Home Safety Alert Device for Kitchen, Garage, Office - White
4-in-1 Gas Detector, and Natural Gas Monitor with Digital Display, Home Safety Alert Device for Kitchen, Garage, Office - White
Gas Analyzer Gas Leaking Tester CFCs HCFCs HFCs Halogen Gas Detector Refrigerant Air Conditioning Monitor Gas Leak $91.86
$9186
current price $91.86Gas Analyzer Gas Leaking Tester CFCs HCFCs HFCs Halogen Gas Detector Refrigerant Air Conditioning Monitor Gas Leak
4-in-1 Portable Gas Detector, CO & CO₂ Concentration Alarm Monitor with Rear Magnetic & Extended Battery Life for Outdoor Working Use From $22.91
From$2291
4-in-1 Portable Gas Detector, CO & CO₂ Concentration Alarm Monitor with Rear Magnetic & Extended Battery Life for Outdoor Working Use
4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
GJX Gas Tester Detector Natural Explosive Combustible Gas Propane Detector Alarm for Home Kitchen $11.77
$1177
current price $11.77GJX Gas Tester Detector Natural Explosive Combustible Gas Propane Detector Alarm for Home Kitchen
Industry Home Gas Leak Detector CH4/Natural/coal Gas Flammable Combustible Gas Detector Analyzer 4 Alarm Methods From $99.91
From$9991
Industry Home Gas Leak Detector CH4/Natural/coal Gas Flammable Combustible Gas Detector Analyzer 4 Alarm Methods
Gas Detector Quick Response Rechargeable Accurate Measurement 4 in 1 Gas Meter Backlit Display for Chemical Industry $121.28
$12128
current price $121.28Gas Detector Quick Response Rechargeable Accurate Measurement 4 in 1 Gas Meter Backlit Display for Chemical Industry
2026 New 4-in-1 Detector with HD Screen | Precision Gas Detector with Instant Alerts & HD Visualization（White）
2026 New 4-in-1 Detector with HD Screen | Precision Gas Detector with Instant Alerts & HD Visualization（White）
Veevvio Natural Gas Detector with 18-inch Gooseneck, Gas Sniffer with Temp/Humidity for Home RV (Includes Battery x6) $35.99
$3599
current price $35.99Veevvio Natural Gas Detector with 18-inch Gooseneck, Gas Sniffer with Temp/Humidity for Home RV (Includes Battery x6)
33.7 out of 5 Stars. 3 reviews
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12V RV Propane Gas Detector Alarm for Camper, Motorhome, Marine - LPG Natural Gas Leak Sensor with LED & Audible Alert $9.69 Was $10.80
Now$969
current price Now $9.69, Was $10.80$10.80
12V RV Propane Gas Detector Alarm for Camper, Motorhome, Marine - LPG Natural Gas Leak Sensor with LED & Audible Alert
15 out of 5 Stars. 1 reviews
Natural Gas Detector CH4/Propane/Methane,Natural Gas Leak Alarm with LED Light & Audible Alert,Battery Powered Gas Monitor for Home/RV/Kitchen/Apartment Safety (Battery Included) $41.99
$4199
current price $41.99Natural Gas Detector CH4/Propane/Methane,Natural Gas Leak Alarm with LED Light & Audible Alert,Battery Powered Gas Monitor for Home/RV/Kitchen/Apartment Safety (Battery Included)
35 out of 5 Stars. 3 reviews
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W6 Halogen Gas Detector 01000PPM Refrigerant Leak Detector Leak Detector LCD Display Battery Powered Rechargeable From $179.92
From$17992
W6 Halogen Gas Detector 01000PPM Refrigerant Leak Detector Leak Detector LCD Display Battery Powered Rechargeable
GJX 2026 New Smart Natural Gas Detector Wifi Lcd Display Leak Alarm Sensor for Home Safety for Kitchen,Garage,Apartment,House,Office,Rv,Workshop $21.40
$2140
current price $21.40GJX 2026 New Smart Natural Gas Detector Wifi Lcd Display Leak Alarm Sensor for Home Safety for Kitchen,Garage,Apartment,House,Office,Rv,Workshop
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1-pack Zircon Leak Alert Electronic Water Detector - 85 dB Water Alarm, Low Battery Indicator - 1 Pack — Residential Use, Standard Application$25.79current price $25.79SITERWELL Smoke Detector 10 Year Battery Operated,Photoelectric,Rlectrochemical Sensors, Bilingual Voice Alerts for Bedroom, UL217-9th , 2 Packs
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Oxygen Gas Detector, Concentration Detector 0-30%Vol O2, Dust & Explosion Proof, Oxygen Content Alarm$837.24current price $837.24TOPTES PT210S Natural Gas Leak Detector with 4-inch Probe. Detector for Natural Gas, Propane, Methane, and LPG, Measures Gas Concentration (%LEL), for Home Use
TOPTES PT210S Natural Gas Leak Detector with 4-inch Probe. Detector for Natural Gas, Propane, Methane, and LPG, Measures Gas Concentration (%LEL), for Home Use$29.99current price $29.99
