Exhaust, Engine Monitors

Bilge Pump Switches

Exhaust, Engine Monitors, Engine Sensors

Boat Alarms for Wet Exhaust and Engine




Product Image Item Name+ Price
20111 Low Oil Pressure Detector 20111 Low Oil Pressure Detector
Low Oil Pressure Detector This Marine Boat Detector is a two terminal normally closed switch that opens at 10 psi and closes and when pressure falls below 10 psi. The base is 1/8" FPT. Multi-voltage  12v, 24v, 32v  
$30.00

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20116 Engine Overheat Detector - Bolt-on type.12v 20116 Engine Overheat Detector - Bolt-on type.12v
Works with 12v, 24v, 32v Measures 3" x 1-1/2" The Engine Overheat Detector is a two terminal,non polarity, normally open detector that closes when engine temperature reaches 200 ° F and activates a visual and/or audible The detector is a bolt-on type that bolts on the engine block or engine head using the engine or head bolts. It is a multi voltage switch that can work with 12v, 24v, and 32v. It is ideal for metric applications that can not...
$29.00

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20118 Engine Overheat Detector, 12v, 24, 32v 20118 Engine Overheat Detector, 12v, 24, 32v
* Engine Overheat Detector Multi-voltage, works with 12v, 24v, 32v This boat engine alarm, Engine Overheat Detector, is a two terminal, non polarity, normally open detector that closes when boat engine temperature reaches 200 ° F and activates a visual and/or auldible boat alarm device. It is 1/2' MPT that installs into a 1/2' FPT plugged hole in the engine.
$29.00

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20210 Engine Temperature Monitor with 212 Detector 20210 Engine Temperature Monitor with 212 Detector
* Engine Temperature Monitor with 212 Detector Normally open detector that closes when boat engine temperature reaches 200 ° F and activates a loud panel mounted buzzer and red light. Detector is bolts to engine block or head bolt. Ideal for metric standard engines. Panel size 3' x 1-3/4'
$73.00

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20214 Engine Temperature Monitor with 212A 20214 Engine Temperature Monitor with 212A
* Engine Temperature Monitor with 212A Normally open detector that closes when boat engine temperature reaches 200 ° F and activates a loud panel mounted buzzer and red light. Detector is 1/2' Male Pipe Thread and mounts in 1/2' engine block hole. Panel size 3' x 1-3/4'
$73.00

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20218 ENGINE TEMP MONITOR, TWIN, 12V 20218 ENGINE TEMP MONITOR, TWIN, 12V
Normally open detectors that closes when boat engine temperature reaches 200°F and activates a loud panel mounted buzzer and red light. Detector is 1/2' Male Pipe Thread and mounts in 1/2' engine block hole. Protect your engine from damaging overheat. Panel size 3-1/2' x 2-1/2'
$98.00

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20219 ENGINE TEMP MONITOR, TWIN, 12V 20219 ENGINE TEMP MONITOR, TWIN, 12V
ENGINE TEMP MONITOR, TWIN, 12V BOLT-ON DECTORS Normally open detectors that closes when boat engine temperature reaches 200°F and activates a loud panel mounted buzzer and red light. Detector is bolts to engine block or head bolt. Ideal for metric standard engines. Panel size 3-1/2” x 2-1/2”
$98.00

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20220 Low Oil Pressure Monitor with 202 20220 Low Oil Pressure Monitor with 202
* Engine Temperature Monitor with 212A Normally closed detector that opens when boat engine Oil Pressure reaches 10 psi and activates a loud panel mounted buzzer and red light if pressure drops below 10 psi Detector is 1/8" Male Pipe Thread. Panel size 3" x 1-3/4"
$73.00

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20245 Exhaust Alarm Kit. Single Engine 20245 Exhaust Alarm Kit. Single Engine
Wet Exhaust Overheat Alarm Kit Wet Exhaust Overheat Alarm Kit, Single Engine, 12v The Wet Exhaust Overheat Detector, included in the kit, monitors exhaust temperature and lights the red light on  Warning Panel and activates a loud panel mounted Buzzer when the temperature reaches 200 degrees F....preventing serious damage to  your marine engine.  A Green ON light gives peace of mind that the alarm has power and is in a...
$73.00

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20248 Exhaust Overheat Alarm Kit. Twin 20248 Exhaust Overheat Alarm Kit. Twin
* Exhaust Overheat Alarm Kit, Twin Available in 12v, 24v, 32v The Exhaust Overheat Detectors,two included in the kit, monitors exhaust temperature and lights the red light, one for Port and one for Starboard, on the Warning Panel and activates a loud buzzer, that is built into the panel, when the temperature reaches 200 ° F........ preventing serious damage to your engine. A green ON light gives you peace of mind that the alarm has power is...
$117.00

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20250 Exhaust Overheat Detector 20250 Exhaust Overheat Detector
* Wet Exhaust Overheat Detector The Exhaust Overheat Detector is a two terminal,non polarity, normally open detector that closes when wet exhaust temperature reaches 200 ° F and activates a visual and/or auldible device. It has an adjustable band that will accomodate exhaust sizes from 2in to 8in. We provide 5ft of Marine Grade Tinned wire for connections. It is a multi voltage switch that can work with 12v, 24v, and 32v.
$39.00

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20251 Exhaust Warning Panel 20251 Exhaust Warning Panel
Exhaust Warning Panel, 12v Boat Alarm Warning Panel used with Exhaust Overheat Alarm Kits and Exhaust Detector. Available in 24v, 32v....select below .
$35.00

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20253 Exhaust Warning Panel, Twin, 12v 20253 Exhaust Warning Panel, Twin, 12v
This is the Panel that is used in the Exhaust Overheat Alarm Kit, #20248 Panel size: 3-1/2in x 2-1/2in. Can be used as second panel on the helm or other strategic location. Red Led warning light, Green LED ON light and loud panel mounted Piezo Buzzer. Available 24v and 32v
$45.00

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20256 ENGINE MONITOR PANEL ONLY, Single 20256 ENGINE MONITOR PANEL ONLY, Single
Available 12v, 24v, 32v Monitors Oil Pressure, Engine Temperature and Exhaust. Activates a red light and sounds a loud audible buzzer on the warning panel if the oil pressure is low or the engine temperature is high or exhaust overheats.....the panel includes a mute button. Works with detectors 20111, 20118 (or 20116), and 20250.
$42.00

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20257 Engine Monitor Panel Only, Twin 20257 Engine Monitor Panel Only, Twin
Available 12v, 24v, 32v Monitors Oil Pressure, Engine Temperature and Exhaust. Activates a red light and sounds a loud audible buzzer on the warning panel if the oil pressure is low or the engine temperature is high or exhaust overheats.....the panel includes a mute button. Works with detectors 20111, 20118 (or 20116), and 20250. New Page 1 Panel Size:   3-1/4" wide x 3-3/4" high
$52.00

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20295 Six Systems Monitoring Kit Sngl, with 6 Detectors & Bell 20295 Six Systems Monitoring Kit Sngl, with 6 Detectors & Bell
Automatic Systems Monitor Kit Automatic Systems Monitor Kit, 6 areas, Single Eng, with Detectors and Bell, 12V This Boat Alarm monitors all of the critical areas, (detectors included) LOW OIL PRESSURE, FIRE, ENGINE TEMPERATURE, HIGH BILGE WATER, COOLING WATER FLOW, EXHAUST   Now with panel mounted Mute Button and Moisture Proof backing box.  This marine alarm system is completely automatic, no switches to set; just start your engine...
$349.00

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20297 Six Systems Monitoring Kit, Twin, with 6 Detectors & Bell 20297 Six Systems Monitoring Kit, Twin, with 6 Detectors & Bell
Automatic Systems Monitor Kit Automatic Systems Monitor Kit, 5 areas, Twin Eng, with Detectors and Bell, 12V This Boat Alarm monitors all of the critical areas, (detectors included) LOW OIL PRESSURE, FIRE, ENGINE TEMPERATURE, HIGH BILGE WATER, EXHAUST Now with panel mounted Mute Button and Moisture Proof Backing Box.  This marine alarm system is completely automatic, no switches to set; just start your engine and go.  If one the...
$599.00

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20320 Engine Monitor for Oil and Temp. Single 20320 Engine Monitor for Oil and Temp. Single
Available 12v, 24v, 32v Monitors Oil Pressure and Engine Temperature. Activates a red light and sounds a loud audible buzzer on the warning panel if the oil pressure is low or the engine temperature is high.....the panel includes a mute button. This kit, for a single engine, includes a 20111 Low Oil Pressure Detector and a 20118 Engine Overheat Detector (1/2' MPT that installs in 1/2' FPT plugged hole in the engine) NOTE: There are two types of...
$88.00

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20322 Engine Monitor for Oil and Temp. Single 20322 Engine Monitor for Oil and Temp. Single
Available 12v, 24v, 32v Monitors Oil Pressure and Engine Temperature. Activates a red light and sounds a loud audible buzzer on the warning panel if the oil pressure is low or the engine temperature is high.....the panel includes a mute button. This boat alarm kit, for a single engine, includes a 20111 Low Oil Pressure Detector and a 20116 Engine Overheat Detector (Bolt-on type that bolts to engine block or engine head) NOTE: There are two...
$88.00

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20324 Engine Monitor for Oil and Temp. Twin 20324 Engine Monitor for Oil and Temp. Twin
Available 12v, 24v, 32v Monitors Oil Pressure and Engine Temperature. Activates a red light and sounds a loud audible buzzer on the warning panel if the oil pressure is low or the engine temperature is high.....the panel includes a mute button. This marine alarm kit, for a twin engine, includes two 20111 Low Oil Pressure Detectors and two 20118 Engine Overheat Detectors (1/2' MPT that installs in 1/2' FPT plugged hole in the engine) NOTE: There...
$145.00

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20326 Engine Monitor for Oil and Temp. Twin 20326 Engine Monitor for Oil and Temp. Twin
Available in 12v, 24v, 32v Monitors Oil Pressure and Engine Temperature. Activates a red light and sounds a loud audible buzzer on the warning panel if the oil pressure is low or the engine temperature is high.....the panel includes a mute button. This boat alarm kit, for a twin engine, includes two 20111 Low Oil Pressure Detectors and two 20116 Engine Overheat Detectors (bolt-on type that bolts on to engine block or engine head) NOTE: There...
$145.00

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20358 Water Flow and Exhaust Panel, 12v 20358 Water Flow and Exhaust Panel, 12v
Water Flow and Exhaust Panel Water Flow and Exhaust Panel Panel includes red led warning lights, loud panel mounted buzzer and mute. Use with Cooling Water Flow Detectors and Exhaust Detector Panel size  3-1/8" wide x 2-5/8" high Available in 24v and 32v,  Please Choose voltage Order an additional panel for remote monitoring   see Please Choose
$46.00

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20359 Water Flow and Exhaust Panel, Twin, 12v 20359 Water Flow and Exhaust Panel, Twin, 12v
20359 Water Flow and Exhaust Panel, Twin, 12 volt Panel includes red warning lights, loud audible, and mute. Can be used with any Cooling Water Flow Detector and Exhaust Detector Panel size 3-1/2" Wide x 3" High. Available in 24v and 32v select upper right
$56.00

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