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Propane Detectors

10 Best Propane Detectors 2025 in the United States

#1

Winner

9.7 score

Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display

Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display

Kidde

9.7 score

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The Kidde Carbon Monoxide Detector is a solid choice for anyone needing protection against carbon monoxide and explosive gases. Its easy installation is a major plus, as you simply plug it into a standard outlet, making it user-friendly even for those who aren’t tech-savvy. The included 9-volt battery backup is a significant strength, ensuring that the device remains functional during power outages, providing peace of mind when you need it most. The digital LED display clearly indicates gas levels, which is helpful for monitoring your environment at a glance. The loud 85-decibel alarm is effective at alerting you to any dangerous gas presence, and the Peak Level Memory feature is an excellent addition, allowing you to track past gas detection events. The Test-Hush Button simplifies maintenance by letting users test or silence the alarm with ease, which is great for reducing unnecessary panic from false alarms.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Sensitivity
Perfect for a detached garage, detecting smoke, CO, natural gas, and propane with a clear display showing levels even when they're too low to trigger the alarm.
Power Source
Easy installation as it plugs directly into an outlet, with the option to detach the power supply and mount the alarm elsewhere.
Alarm Type
The alarm is loud enough to be heard from eight feet away, ensuring safety even in larger spaces.
Installation Location
Perfect for a detached garage, detecting smoke, CO, natural gas, and propane with a clear display showing levels even when they're too low to trigger the alarm.
#2
9.4 score

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

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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

PROTECTMETER

9.4 score

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The PROTECTMETER 4-in-1 Carbon Monoxide and Propane Detector is a versatile device designed to enhance safety by detecting multiple gases, including carbon monoxide, propane, and other flammable gases. Its sensitivity is reliable, with a loud 85-decibel alarm that activates at dangerous gas levels, ensuring it effectively alerts users to potential hazards. The digital LED display makes it easy to monitor gas levels in real-time, providing clear and immediate information.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Power Source
Impressive quality and easy setup – just plug it in, and it’s ready to go.
Alarm Type
The alarm is loud and reliable, activating immediately when power is restored after an outage.
#3
9.1 score

SAFE T ALERT 30-442-P-BL RV Trailer Classic Lp Gas Alarm Flush Mount Black

SAFE T ALERT 30-442-P-BL RV Trailer Classic Lp Gas Alarm Flush Mount Black

Safe T Alert

9.1 score

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The SAFE T ALERT 30-442-P-BL is designed specifically for RVs, making it a solid choice for those seeking a reliable propane detector. One of its standout features is its compliance with RVIA requirements, ensuring it meets safety standards for use in recreational vehicles. The alarm operates on battery power, providing flexibility in installation and eliminating the need for hardwiring, which can be a plus for DIY enthusiasts. The flush mount design helps it fit seamlessly into your RV's interior, maintaining aesthetic appeal.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Installation Location
Installation is a breeze, making it a great choice for DIY enthusiasts.

Top 10 Best Propane Detectors 2025 in the United States

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Slide 1

TOPTES

TopTes PT520A+ Rechargeable Gas Leak Detector, Natural Gas Detector with 17-inch Probe, Checking Combustible Gas Leaks Like Natural Gas, Propane, Methane, Butane for Home, HVAC and RV - Orange

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#1

Winner

9.7 score

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Kidde

Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display

Power Source: Plug In
Alarm Type: Audible
Installation Location: Near an outlet
Certification: UL Listed

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Slide 1

TOPTES

TopTes PT520A+ Rechargeable Gas Leak Detector, Natural Gas Detector with 17-inch Probe, Checking Combustible Gas Leaks Like Natural Gas, Propane, Methane, Butane for Home, HVAC and RV - Orange

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#2

9.4 score

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PROTECTMETER

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

Sensitivity: 85-decibel
Power Source: AC
Alarm Type: Audible
Installation Location: homes, hotels, RVs
Certification: UL1484, CE, RoHS

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15% OFF
#3

9.1 score

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Safe T Alert

SAFE T ALERT 30-442-P-BL RV Trailer Classic Lp Gas Alarm Flush Mount Black

Power Source: Battery Powered
Alarm Type: Audible
Installation Location: RVs
Certification: UL listing

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#4

8.9 score

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Safe T Alert

Safe-T-Alert by MTI Industries 35-742-BR Dual LP/CO Alarm - 12V, 35 Series Flush Mount, Brown

Power Source: 12V
Alarm Type: Dual LP/CO
Installation Location: Flush mount
Certification: UL 1484 RV, UL 2034 RV, RVIA/NFPA

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#5

8.6 score

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PROTECTMETER

Protectmeter RV Propane Gas Detector, RV Carbon Monoxide and Propane Detectors, 12V DC, 3 Brackets Compatible with All Other Brands, Flush & Surface Mount, Black Color

Sensitivity: High sensitivity, 0.5-2 seconds response
Power Source: 12V DC
Alarm Type: 85 Decibel Audible Alarm
Installation Location: RVs, trailers, motorhomes
Certification: UL1484, UL2034

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#6

8.3 score

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briidea

RV Carbon Monoxide & Propane Gas Alarm, Briidea Dual LP/CO Alarm with Separate LED Indicator Light, 100dB Loud Alarm, Provide You with Early Warning to Ensure Safety, 12 VDC

Power Source: 12 VDC
Alarm Type: CO & Propane Gas
Installation Location: 4-20 inches above ground
Certification: UL listed

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#7

8.0 score

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VITITE

RV Carbon Monoxide & Propane Detector, Replacement for Old RV Gas Detector #31011, 2 in 1 Dual CO/LP Gas Alarm, Hardwired - VDC 12V, Flush Mount, Black

Sensitivity: 0.5 to 2 seconds
Power Source: 12V DC
Alarm Type: Audible
Installation Location: RV
Certification: UL1484, UL2034

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#8

7.7 score

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FIRST ALERT

FIRST ALERT Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display, GCO1CN

Power Source: Corded Electric
Alarm Type: Audible
Installation Location: Plugs into AC outlet

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#9

7.4 score

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Safe T Alert

Safe-T-Alert 20-441-P-WT Mini Hard-Wired Propane/LP Gas Alarm - 12V, 20 Series, White

Sensitivity: less than 25% of LEL of propane
Power Source: 12-volt hard-wired
Alarm Type: Audible
Installation Location: recreational vehicles and homes

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9% OFF
#10

7.1 score

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GasKnight Detection

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

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Buying Guide for the Best Propane Detectors

When it comes to choosing a propane detector, it's essential to understand the key features and specifications that will ensure your safety and meet your specific needs. Propane detectors are crucial for detecting leaks and preventing potential hazards in homes, RVs, and other spaces where propane is used. By understanding the different specifications, you can make an informed decision and select the best propane detector for your situation.
SensitivitySensitivity refers to the detector's ability to detect low levels of propane gas. This is important because early detection of a leak can prevent dangerous situations. Sensitivity is usually measured in parts per million (ppm). Detectors with higher sensitivity can detect smaller amounts of propane, providing an early warning. For general home use, a sensitivity of around 500 ppm is typically sufficient, while more sensitive detectors (100-300 ppm) are better for environments where even a small leak could be hazardous, such as in RVs or near gas appliances.
Power SourceThe power source of a propane detector can affect its reliability and convenience. Detectors can be powered by batteries, hardwired into your home's electrical system, or plugged into an outlet. Battery-powered detectors offer flexibility in placement and continue to work during power outages, but require regular battery changes. Hardwired detectors are more permanent and don't need battery replacements, but may not work during power outages unless they have a battery backup. Plug-in detectors are easy to install and move, but are dependent on the availability of an outlet. Choose a power source that fits your lifestyle and ensures continuous operation.
Alarm TypeThe alarm type refers to how the detector alerts you to the presence of propane. Common alarm types include audible alarms, visual indicators (like flashing lights), and even smart notifications sent to your phone. Audible alarms are crucial for immediate awareness, especially if you are asleep or in another room. Visual indicators can be helpful for those with hearing impairments or in noisy environments. Smart notifications are useful if you want to be alerted even when you are not at home. Consider your household's needs and choose a detector with an alarm type that ensures you will be promptly alerted in case of a leak.
Installation LocationThe installation location of a propane detector is important for effective monitoring. Propane is heavier than air and tends to settle near the floor, so detectors should be installed low to the ground, typically within 6-12 inches of the floor. For RVs, place detectors near propane appliances and sleeping areas. In homes, install detectors in rooms where propane is used, such as kitchens and near gas fireplaces. Ensure the detector is placed in a location where it can effectively monitor for leaks and provide timely alerts.
CertificationCertification indicates that the propane detector meets certain safety and performance standards. Look for detectors that are certified by recognized organizations such as Underwriters Laboratories (UL) or the Canadian Standards Association (CSA). These certifications ensure that the detector has been tested for reliability and effectiveness. Choosing a certified detector provides peace of mind that the product meets high safety standards and will perform as expected in detecting propane leaks.

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