Updated:June, 2026

10 Best Rv Carbon Monoxide Propane Gas Detector of 2026

Save up to29% Off

Best Choice

9.9

Outstanding

VITITE

RV Carbon Monoxide & Propane Gas Detectors, VITITE Dual CO/LP Gas Alarm with Digital Display, Replacement for Old RV Gas Detector #20-441 & #30-442, Hardwired - DC 12V, Surface ＆ Flush Mount

Why We Love It

2-in-1 Detector: Our RV gas detector monitors carbon monoxide and propane gas, saving you installation space and costs
Easy Installation & Use: Equipped with lever nut connectors, no tape or wiring required. No setup needed once powered on
Audible & Visual Alerts: The gas detector reacts in as fast as 0.5 seconds when it detects carbon monoxide or propane, providing early warnings via an 85dB alarm and a digital screen that shows gas leak concentrations
Better Fit: Comes with three mounting brackets in different sizes to match your existing cutout dimensions and installation holes
Worry-Free Use: VITITE offers superior service and experience. Contact us anytime within 60 months for free repair or replacement
What You'll Get: RV Gas Detector x1, Short Surface Mount Bracket x1, Long Surface Mount Bracket x1, Flush Mount Bracket x1, Lever Nut Connector x1, Two Screws, User Manual

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Why We Love It

2-in-1 Detector: Our RV gas detector monitors carbon monoxide and propane gas, saving you installation space and costs
Easy Installation & Use: Equipped with lever nut connectors, no tape or wiring required. No setup needed once powered on
Audible & Visual Alerts: The gas detector reacts in as fast as 0.5 seconds when it detects carbon monoxide or propane, providing early warnings via an 85dB alarm and a digital screen that shows gas leak concentrations
Better Fit: Comes with three mounting brackets in different sizes to match your existing cutout dimensions and installation holes
Worry-Free Use: VITITE offers superior service and experience. Contact us anytime within 60 months for free repair or replacement
What You'll Get: RV Gas Detector x1, Short Surface Mount Bracket x1, Long Surface Mount Bracket x1, Flush Mount Bracket x1, Lever Nut Connector x1, Two Screws, User Manual

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9.5

Excellent

briidea

RV Carbon Monoxide & Propane Gas Alarm, Briidea Dual LP/CO Alarm with Separate LED Indicator Light, Metal Housing, 100dB Loud Alert, Flush Mount, Compatible Replacement for Safe-T-Alert 30-442 Series

7% Off

Main Highlights

2-IN-1 ALARM: The Briidea 2-in-1 alarm system, you'll receive early warnings that give you ample time to take precautionary measures and prevent any dangers, ensuring the safety of your and your family lives and property, allowing you to fully enjoy your travels. COMPATIBLE REPLACEMENT FOR SAFE-T-ALERT MTI INDUSTRIES 30-442 SERIES. Power Supply 12 VDC
SEPARATE INDICATOR LIGHTS: The propane and carbon monoxide indicators feature separate red and green LED indicator lights. This allows you to easily see the current status of gas detection, helping you make informed decisions about whether or not to take measures to reduce the levels of carbon monoxide or propane in the air
RELIABLE DETECTION: The dual independent propane and carbon monoxide sensors both utilize Japanese Figaro sensors, certified by UL: FTAM2.E185776, ensures more precise detection of propane and carbon monoxide gas in the air, reducing false alarms and keep you safe. With low voltage protection
100DB LOUD ALARM: When airborne carbon monoxide or propane exceeds the safe level, our detector instantly emits a powerful alarm sound exceeding 100 decibels. You'll hear the urgent warning crystal clear within a 100-foot radius, minimizing risks and providing unparalleled peace of mind. Additionally, it includes a convenient test button and a mute button
SLEEK, SPACE-SAVING DESIGN: Built with a sturdy metal faceplate for enhanced durability and a premium look. Designed for flush-mount installation, this alarm blends seamlessly into your RV interior. Install 420 inches from the floor. 5-year lifespan with replacement reminder. It is an essential tool for your RV travels

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Main Highlights

2-IN-1 ALARM: The Briidea 2-in-1 alarm system, you'll receive early warnings that give you ample time to take precautionary measures and prevent any dangers, ensuring the safety of your and your family lives and property, allowing you to fully enjoy your travels. COMPATIBLE REPLACEMENT FOR SAFE-T-ALERT MTI INDUSTRIES 30-442 SERIES. Power Supply 12 VDC
SEPARATE INDICATOR LIGHTS: The propane and carbon monoxide indicators feature separate red and green LED indicator lights. This allows you to easily see the current status of gas detection, helping you make informed decisions about whether or not to take measures to reduce the levels of carbon monoxide or propane in the air
RELIABLE DETECTION: The dual independent propane and carbon monoxide sensors both utilize Japanese Figaro sensors, certified by UL: FTAM2.E185776, ensures more precise detection of propane and carbon monoxide gas in the air, reducing false alarms and keep you safe. With low voltage protection
100DB LOUD ALARM: When airborne carbon monoxide or propane exceeds the safe level, our detector instantly emits a powerful alarm sound exceeding 100 decibels. You'll hear the urgent warning crystal clear within a 100-foot radius, minimizing risks and providing unparalleled peace of mind. Additionally, it includes a convenient test button and a mute button
SLEEK, SPACE-SAVING DESIGN: Built with a sturdy metal faceplate for enhanced durability and a premium look. Designed for flush-mount installation, this alarm blends seamlessly into your RV interior. Install 420 inches from the floor. 5-year lifespan with replacement reminder. It is an essential tool for your RV travels

9.5

Excellent

Safe T Alert

Safe T Alert - Dual LP/CO Alarm - Flush Mount Black - 35-742-BL

Main Highlights

DUAL PROPANE & CO DETECTION Patented Double-Duty Alarm upgrades your RVs safety by combining Propane Gas and Carbon Monoxide detection in one unit. Replaces single 12V propane alarms without extra wiring or modifications.
EASY RV UPGRADE Flush mount design fits Class A, B, C Motorhomes, Travel Trailers, Fifth Wheels, and Campers. Direct replacement for Safe-T-Alert 30-442 and most CCI Controls flush mount propane alarms.
12V POWERED, NO BATTERIES NEEDED Operates on 12v DC (108mA @ 12v DC) for reliable, maintenance-free protection. Includes low voltage warning and power-conserving circuitry.
ADVANCED SAFETY FEATURES Alarm Mute button allows safe ventilation, while a rapid recovery sensor reactivates if propane or CO levels stay dangerous. Self-resetting for continuous protection.
CERTIFIED PERFORMANCE Operates in extreme temperatures from -40°F to +158°F

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Main Highlights

DUAL PROPANE & CO DETECTION Patented Double-Duty Alarm upgrades your RVs safety by combining Propane Gas and Carbon Monoxide detection in one unit. Replaces single 12V propane alarms without extra wiring or modifications.
EASY RV UPGRADE Flush mount design fits Class A, B, C Motorhomes, Travel Trailers, Fifth Wheels, and Campers. Direct replacement for Safe-T-Alert 30-442 and most CCI Controls flush mount propane alarms.
12V POWERED, NO BATTERIES NEEDED Operates on 12v DC (108mA @ 12v DC) for reliable, maintenance-free protection. Includes low voltage warning and power-conserving circuitry.
ADVANCED SAFETY FEATURES Alarm Mute button allows safe ventilation, while a rapid recovery sensor reactivates if propane or CO levels stay dangerous. Self-resetting for continuous protection.
CERTIFIED PERFORMANCE Operates in extreme temperatures from -40°F to +158°F

9.2

Excellent

Safe T Alert

Safe T Alert 20 Series Mini LP Gas Alarm - Propane Alarm - Surface Mount, Black - 20-441-P-BL

Main Highlights

BUILT FOR RVS Compact surface mount design ideal for Travel Trailers, Fifth Wheels, Truck Campers, and Folding Campers. Engineered for rugged RV environments.
ADVANCED PROPANE DETECTION Alarm Mute button allows safe ventilation while the rapid recovery sensor reactivates if propane levels remain dangerous. Alarm activates at <25% LEL of propane or methane.
RELIABLE 12V POWER Operates on 12v DC (75mA @ 12v DC) for dependable, battery-free protection. Innovative circuitry conserves power for long-term use.
SPACE-SAVING & EASY TO INSTALL Compact case size: 3.5W x 2.5H x 1.25D with included mounting bracket for simple installation in tight spaces.
DESIGNED FOR HARSH CONDITIONS Operates in temperatures from -40°F to +158°F.

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Main Highlights

BUILT FOR RVS Compact surface mount design ideal for Travel Trailers, Fifth Wheels, Truck Campers, and Folding Campers. Engineered for rugged RV environments.
ADVANCED PROPANE DETECTION Alarm Mute button allows safe ventilation while the rapid recovery sensor reactivates if propane levels remain dangerous. Alarm activates at <25% LEL of propane or methane.
RELIABLE 12V POWER Operates on 12v DC (75mA @ 12v DC) for dependable, battery-free protection. Innovative circuitry conserves power for long-term use.
SPACE-SAVING & EASY TO INSTALL Compact case size: 3.5W x 2.5H x 1.25D with included mounting bracket for simple installation in tight spaces.
DESIGNED FOR HARSH CONDITIONS Operates in temperatures from -40°F to +158°F.

9.0

Excellent

Safe T Alert

Safe T Alert - Mini Dual LP/CO Alarm - Flush Mount Black - 25-742-BL

Main Highlights

DUAL PROPANE & CO DETECTION Patented Double-Duty Alarm upgrades single 12V propane alarms to detect both Propane Gas and Carbon Monoxide. Replaces Atwood Models 31013 & 31014 without modifications.
SPACE-SAVING COMPACT DESIGN Flush mount mini size ideal for RVs with limited wall space. Case size: 4.5W x 3.5H x 1.25D. Cutout size: 3.25W x 2.5H.
RELIABLE 12V POWER Powered by 12v DC (108mA @ 12v DC) with low voltage warning. No batteries required, with power-conserving circuitry for long-term reliability.
ADVANCED SAFETY FEATURES Alarm Mute button allows for ventilation, while rapid recovery sensor reactivates if propane or CO levels remain hazardous. Self-resetting for ongoing protection.
CERTIFIED FOR RV SAFETY Meets RVIA/NFPA standards and conforms to UL STD 2034 RV / 1484 RV. Operates in extreme temperatures from -40°F to +158°F.

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Main Highlights

DUAL PROPANE & CO DETECTION Patented Double-Duty Alarm upgrades single 12V propane alarms to detect both Propane Gas and Carbon Monoxide. Replaces Atwood Models 31013 & 31014 without modifications.
SPACE-SAVING COMPACT DESIGN Flush mount mini size ideal for RVs with limited wall space. Case size: 4.5W x 3.5H x 1.25D. Cutout size: 3.25W x 2.5H.
RELIABLE 12V POWER Powered by 12v DC (108mA @ 12v DC) with low voltage warning. No batteries required, with power-conserving circuitry for long-term reliability.
ADVANCED SAFETY FEATURES Alarm Mute button allows for ventilation, while rapid recovery sensor reactivates if propane or CO levels remain hazardous. Self-resetting for ongoing protection.
CERTIFIED FOR RV SAFETY Meets RVIA/NFPA standards and conforms to UL STD 2034 RV / 1484 RV. Operates in extreme temperatures from -40°F to +158°F.

Value for Money

8.8

Very Good

RV SAFE

RV Safe RVLP-2B Propane Gas Alarm - 2-Wire, Black

29% Off

Main Highlights

Alarm Type: 2-Wire Propane Gas Alarm
Surface mount
Includes two universal mounting brackets
Long Life: 5 Years
Listed to UL 1484 and 2034

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Main Highlights

Alarm Type: 2-Wire Propane Gas Alarm
Surface mount
Includes two universal mounting brackets
Long Life: 5 Years
Listed to UL 1484 and 2034

8.6

Very Good

Safe T Alert

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

Main Highlights

power supply & current draw: 108 ma @ 12 vdc
operational range: 12 volts +/-15%
low voltage power warning
operating temperature: -40° f to +158° f
"case size: 6.375"w x 2.875"h x 1.25"d"
Fit type: Universal Fit

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Main Highlights

power supply & current draw: 108 ma @ 12 vdc
operational range: 12 volts +/-15%
low voltage power warning
operating temperature: -40° f to +158° f
"case size: 6.375"w x 2.875"h x 1.25"d"
Fit type: Universal Fit

8.3

Very Good

VITITE

RV Propane Gas Detector, VITITE Digital RV LP Gas Alarm, Hardwired - VDC 12V, Flush & Surface Mount, with 3 Brackets

Main Highlights

Designed for RVs: The VITITE RV propane detector is made for reliable propane gas leak detection in RVs, low power consumption. Its high-quality sensor and wide 9-24V DC voltage range work well in harsh conditions and on rough roads
Digital Display & Alarm: Monitor RV propane LEL in real-time with the digital display, The fastest response is 0.5 seconds, and get alerted to leaks with the 85dB alarm, ensures your safety even when you're asleep
Easy Installation and Easy Use: No electrical tape or wiring required for the lever nut connector, Just follow three simple steps to install the VITITE RV propane gas alarm. No setup required, connect wires to use
60 Months of Worry-Free Use: Enjoy a 60-month warranty period with free repair or replacement services in case of any issues. Contact us anytime for assistance, and our lifetime gas knowledge advisor will be happy to help
What You Get: 1 x VITITE RV Propane Detector, 1 x short surface Mount Bracket, 1 x long surface Mount Bracket,1 x flush Mount Bracket,1 x Lever-nut Connector, 2 x Screws, 1 x User Manual, and Lifetime Gas Knowledge Support

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Main Highlights

Designed for RVs: The VITITE RV propane detector is made for reliable propane gas leak detection in RVs, low power consumption. Its high-quality sensor and wide 9-24V DC voltage range work well in harsh conditions and on rough roads
Digital Display & Alarm: Monitor RV propane LEL in real-time with the digital display, The fastest response is 0.5 seconds, and get alerted to leaks with the 85dB alarm, ensures your safety even when you're asleep
Easy Installation and Easy Use: No electrical tape or wiring required for the lever nut connector, Just follow three simple steps to install the VITITE RV propane gas alarm. No setup required, connect wires to use
60 Months of Worry-Free Use: Enjoy a 60-month warranty period with free repair or replacement services in case of any issues. Contact us anytime for assistance, and our lifetime gas knowledge advisor will be happy to help
What You Get: 1 x VITITE RV Propane Detector, 1 x short surface Mount Bracket, 1 x long surface Mount Bracket,1 x flush Mount Bracket,1 x Lever-nut Connector, 2 x Screws, 1 x User Manual, and Lifetime Gas Knowledge Support

8.1

Very Good

VITITE

RV Carbon Monoxide & Propane Detectors, VITITE Dual CO/LP Gas Alarm with Digital Display, Replacement for Old RV Gas Detector #20-441 & #30-442, Hardwired - DC 12V, Surface ＆ Flush Mount, White

Main Highlights

2-in-1 Detector: Our RV gas detector monitors carbon monoxide and propane gas, saving you installation space and costs
Easy Installation & Use: Equipped with lever nut connectors, no tape or wiring required. No setup needed once powered on
Audible & Visual Alerts: The gas detector reacts in as fast as 0.5 seconds when it detects carbon monoxide or propane, providing early warnings via an 85dB alarm and a digital screen that shows gas leak concentrations
Better Fit: Comes with three mounting brackets in different sizes to match your existing cutout dimensions and installation holes
Worry-Free Use: VITITE offers superior service and experience. Contact us anytime within 60 months for free repair or replacement
What You'll Get: RV Gas Detector x1, Short Surface Mount Bracket x1, Long Surface Mount Bracket x1, Flush Mount Bracket x1, Lever Nut Connector x1, Two Screws, User Manual

Check Price

Main Highlights

2-in-1 Detector: Our RV gas detector monitors carbon monoxide and propane gas, saving you installation space and costs
Easy Installation & Use: Equipped with lever nut connectors, no tape or wiring required. No setup needed once powered on
Audible & Visual Alerts: The gas detector reacts in as fast as 0.5 seconds when it detects carbon monoxide or propane, providing early warnings via an 85dB alarm and a digital screen that shows gas leak concentrations
Better Fit: Comes with three mounting brackets in different sizes to match your existing cutout dimensions and installation holes
Worry-Free Use: VITITE offers superior service and experience. Contact us anytime within 60 months for free repair or replacement
What You'll Get: RV Gas Detector x1, Short Surface Mount Bracket x1, Long Surface Mount Bracket x1, Flush Mount Bracket x1, Lever Nut Connector x1, Two Screws, User Manual

8.1

Very Good

MTI INDUSTRY

MTI Industry Safe-T-Alert 85 Series Carbon Monoxide Propane Gas Alarm - 12V - Black [85-741-BL]

Main Highlights

COVER & SEAT KIT PT PARCH
Double-Duty Alarm with Trim Ring Included
Designed for the Rugged RV Environment
New Low Profile
Slim Design
12 Volt Power

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Main Highlights

COVER & SEAT KIT PT PARCH
Double-Duty Alarm with Trim Ring Included
Designed for the Rugged RV Environment
New Low Profile
Slim Design
12 Volt Power

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