Save 51%
![Safe-T-Alert FX-4 Carbon Monoxide Alarm - 2-Pack [FX-4MARINE2-PACK]](http://merceroutdoors.com/cdn/shop/products/75682XL_{width}x.jpg?v=1647172826)
Sale price$87.99
Regular price$179.99
Safe-T-Alert FX-4 Carbon Monoxide Alarm - 2-Pack [FX-4MARINE2-PACK]Safe-T-Alert
In stock, 3 units![Safe-T-Alert 45-Series Combo Carbon Monoxide Propane Alarm Surface Mount - Black [45-741-BL]](http://merceroutdoors.com/cdn/shop/products/73828XL_{width}x.jpg?v=1647163311)
Sale price$89.99
Safe-T-Alert 45-Series Combo Carbon Monoxide Propane Alarm Surface Mount - Black [45-741-BL]Safe-T-Alert
In stock, 36 unitsSave 41%
![Safe-T-Alert FX-4 Carbon Monoxide Alarm [FX-4]](http://merceroutdoors.com/cdn/shop/products/72721XL_{width}x.jpg?v=1647157959)
Sale price$52.99
Regular price$89.99
Safe-T-Alert FX-4 Carbon Monoxide Alarm [FX-4]Safe-T-Alert
In stock, 7 unitsSave 26%
![Safe-T-Alert 62 Series Carbon Monoxide Alarm w/Relay - 12V - 62-541-Marine-RLY-NC - Surface Mount - White [62-541-MARINE-RLY-NC]](http://merceroutdoors.com/cdn/shop/products/61254XL_{width}x.jpg?v=1647114150)
Sale price$73.99
Regular price$99.95
Safe-T-Alert 62 Series Carbon Monoxide Alarm w/Relay - 12V - 62-541-Marine-RLY-NC - Surface Mount - White [62-541-MARINE-RLY-NC]Safe-T-Alert
In stock, 10 unitsSave 30%
![Fireboy-Xintex FG-250RV Smoke Detector - 9V Battery Powered [FG250RV]](http://merceroutdoors.com/cdn/shop/products/98591XL_{width}x.jpg?v=1677107906)
Sale price$27.99
Regular price$40.00
Fireboy-Xintex FG-250RV Smoke Detector - 9V Battery Powered [FG250RV]Fireboy-Xintex
In stock, 11 unitsSave 32%
![Fireboy-Xintex Gasoline Fume Detector - Black Bezel - 12/24V [G-1B-R]](http://merceroutdoors.com/cdn/shop/products/63857XL_{width}x.jpg?v=1647123002)
Sale price$320.99
Regular price$475.00
Fireboy-Xintex Gasoline Fume Detector - Black Bezel - 12/24V [G-1B-R]Fireboy-Xintex
In stock, 3 unitsSave 33%
![Fireboy-Xintex Engine Shutdown System w/Round Display [ES-3000-01]](http://merceroutdoors.com/cdn/shop/products/47825XL_{width}x.jpg?v=1647067590)
Sale price$404.99
Regular price$600.00
Fireboy-Xintex Engine Shutdown System w/Round Display [ES-3000-01]Fireboy-Xintex
In stock, 9 unitsSave 30%
![Safe-T-Alert 62 Series Carbon Monoxide Alarm - 12V - 62-542-Marine - Flush Mount - White [62-542-MARINE]](http://merceroutdoors.com/cdn/shop/products/61257XL_{width}x.jpg?v=1647114160)
Sale price$69.99
Regular price$99.95
Safe-T-Alert 62 Series Carbon Monoxide Alarm - 12V - 62-542-Marine - Flush Mount - White [62-542-MARINE]Safe-T-Alert
In stock, 16 unitsSave 26%
![Safe-T-Alert 62 Series Marine Carbon Monoxide - Flush Mount - White - 12V w/Trim Ring [62-542-TR-WT-M]](http://merceroutdoors.com/cdn/shop/files/101609XL_{width}x.jpg?v=1695943641)
Sale price$73.99
Regular price$99.95
Safe-T-Alert 62 Series Marine Carbon Monoxide - Flush Mount - White - 12V w/Trim Ring [62-542-TR-WT-M]Safe-T-Alert
In stock, 7 unitsSave 32%
![Safe-T-Alert Combo Carbon Monoxide Propane Alarms Flush Mount - Black [35-742-BL]](http://merceroutdoors.com/cdn/shop/products/73825XL_{width}x.jpg?v=1647163285)
Sale price$87.99
Regular price$129.95
Safe-T-Alert Combo Carbon Monoxide Propane Alarms Flush Mount - Black [35-742-BL]Safe-T-Alert
In stock, 25 unitsSave 32%
![Fireboy-Xintex 8 Circuit Engine Shutdown w/Time Delay - Round Display [ES-8015-01]](http://merceroutdoors.com/cdn/shop/products/83225XL_{width}x.jpg?v=1647212728)
Sale price$641.99
Regular price$950.00
Fireboy-Xintex 8 Circuit Engine Shutdown w/Time Delay - Round Display [ES-8015-01]Fireboy-Xintex
Only 1 unit leftSave 55%
![Safe-T-Alert Gas Vapor Alarm Fume, Fire, Bilge Water - Black Surface Mount [MGD-10XL]](http://merceroutdoors.com/cdn/shop/products/76980XL_{width}x.jpg?v=1647179632)
Sale price$110.99
Regular price$245.95
Safe-T-Alert Gas Vapor Alarm Fume, Fire, Bilge Water - Black Surface Mount [MGD-10XL]Safe-T-Alert
In stock, 18 unitsSave 26%
![Safe-T-Alert 62 Series Carbon Monoxide Alarm w/Relay - 12V - 62-542-Marine-RLY-NC - Flush Mount - White [62-542-MARINE-RLY-NC]](http://merceroutdoors.com/cdn/shop/products/61258XL_{width}x.jpg?v=1647114169)
Sale price$73.99
Regular price$99.95
Safe-T-Alert 62 Series Carbon Monoxide Alarm w/Relay - 12V - 62-542-Marine-RLY-NC - Flush Mount - White [62-542-MARINE-RLY-NC]Safe-T-Alert
In stock, 17 unitsSave 30%
![Safe-T-Alert 62 Series Carbon Monoxide Alarm - 12V - 62-542-Marine - Flush Mount - Black [62-542-MARINE-BLK]](http://merceroutdoors.com/cdn/shop/products/67945XL_{width}x.jpg?v=1647138351)
Sale price$69.99
Regular price$99.95
Safe-T-Alert 62 Series Carbon Monoxide Alarm - 12V - 62-542-Marine - Flush Mount - Black [62-542-MARINE-BLK]Safe-T-Alert
In stock, 37 unitsSave 30%
![Safe-T-Alert 62 Series Carbon Monoxide Alarm - 12V - 62-541-Marine Surface Mount - White [62-541-MARINE]](http://merceroutdoors.com/cdn/shop/products/61252XL_{width}x.jpg?v=1647114141)
Sale price$69.99
Regular price$99.95
Safe-T-Alert 62 Series Carbon Monoxide Alarm - 12V - 62-541-Marine Surface Mount - White [62-541-MARINE]Safe-T-Alert
In stock, 42 unitsSave 30%
![Safe-T-Alert SA-866 Photoelectric Smoke Detector [SA-866]](http://merceroutdoors.com/cdn/shop/products/68565XL_{width}x.jpg?v=1647141293)
Sale price$20.99
Regular price$29.99
Safe-T-Alert SA-866 Photoelectric Smoke Detector [SA-866]Safe-T-Alert
In stock, 3 unitsSave 32%
![Fireboy-Xintex CO Alarm 12/24V DC - White [CMD6-MD-R]](http://merceroutdoors.com/cdn/shop/products/90071XL_{width}x.jpg?v=1647251951)
Sale price$138.99
Regular price$205.00
Fireboy-Xintex CO Alarm 12/24V DC - White [CMD6-MD-R]Fireboy-Xintex
In stock, 13 unitsSave 33%
![Fireboy-Xintex Propane Fume Detector w/Plastic Sensor Solenoid Valve - Black Bezel Display [P-1BS-R]](http://merceroutdoors.com/cdn/shop/products/63836XL_{width}x.jpg?v=1647122907)
Sale price$404.99
Regular price$600.00
Fireboy-Xintex Propane Fume Detector w/Plastic Sensor Solenoid Valve - Black Bezel Display [P-1BS-R]Fireboy-Xintex
In stock, 9 unitsSave 34%
![Safe-T-Alert Gas Vapor Alarm UL 2" Instrument Case - Black [MGD-1]](http://merceroutdoors.com/cdn/shop/products/76981XL_{width}x.jpg?v=1647179642)
Sale price$85.99
Regular price$129.95
Safe-T-Alert Gas Vapor Alarm UL 2" Instrument Case - Black [MGD-1]Safe-T-Alert
In stock, 30 unitsSave 33%
![Fireboy-Xintex Gasoline Fume Detector w/Blower Control - Black Bezel - 12V [G-1BB-R]](http://merceroutdoors.com/cdn/shop/products/63865XL_{width}x.jpg?v=1647123030)
Sale price$345.99
Regular price$515.00
Fireboy-Xintex Gasoline Fume Detector w/Blower Control - Black Bezel - 12V [G-1BB-R]Fireboy-Xintex
In stock, 12 unitsSave 32%
![Fireboy-Xintex CO Alarm Internal Battery - White [CMD6-MB-R]](http://merceroutdoors.com/cdn/shop/products/90073XL_{width}x.jpg?v=1647251960)
Sale price$138.99
Regular price$205.00
Fireboy-Xintex CO Alarm Internal Battery - White [CMD6-MB-R]Fireboy-Xintex
In stock, 22 unitsSave 32%
![Fireboy-Xintex Deluxe Helm Display w/Membrane Switch, Remote Horn LEDs f/Engine Shutdown System - Black Bezel Display [DU-SBH-20-R]](http://merceroutdoors.com/cdn/shop/products/64551XL_{width}x.jpg?v=1647125806)
Sale price$168.99
Regular price$250.00
Fireboy-Xintex Deluxe Helm Display w/Membrane Switch, Remote Horn LEDs f/Engine Shutdown System - Black Bezel Display [DU-SBH-20-R]Fireboy-Xintex
In stock, 3 unitsSave 30%
![Safe-T-Alert 62 Series Carbon Monoxide Alarm - 12V - RV Surface Mount - White [62-541-WT]](http://merceroutdoors.com/cdn/shop/files/105517XL_{width}x.jpg?v=1725568484)
Sale price$69.99
Regular price$99.95
Safe-T-Alert 62 Series Carbon Monoxide Alarm - 12V - RV Surface Mount - White [62-541-WT]Safe-T-Alert
In stock, 147 unitsSave 32%
![Fireboy-Xintex CO Alarm Internal Battery w/Interconnect - White [CMD6-MBR-R]](http://merceroutdoors.com/cdn/shop/products/91435XL_{width}x.jpg?v=1647263926)
Sale price$155.99
Regular price$230.00
Fireboy-Xintex CO Alarm Internal Battery w/Interconnect - White [CMD6-MBR-R]Fireboy-Xintex
In stock, 8 units