Cooling Water Flow

Bilge Pump Switches

Cooling Water Flow Detectors

The Aqualarm Cooling Water Flow Detector is unique in the marine industry, developed and patented specifically for marine engines.

 It activates an immediate alarm (not included) upon loss of raw water




Product Image Item Name- Price
10233 Cooling Water Flow Detector 1-in FPT 10233 Cooling Water Flow Detector 1-in FPT
Now with Paddle Type Detector fo Now with Paddle Type Detector for more reliable performance and an upgrade to a Heavy Duty 3.0 amp switch that replaces the old 0.5 amp switch. Works for 1" and 1-1/4" Raw Water Hoses.  Monitors Raw Water flow and activates an immediate boat alarm (not included) to prevent engine damage due to overheating.  It is a Normally Closed two wire, non-polarity switch that opens with flow and...
$85.00

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10333 Barbed Water Flow Detector for:1 in Hose Size 10333 Barbed Water Flow Detector for:1 in Hose Size
New Page 1 A new style Flow Detector utilizing our latest Paddle Detector Technology, mated with Barb adapters 3 amp electrical switch versus 0.5 on old style detectors Barbed adapters built-in for easy, quick installation....no need to buy and add barb adapters Size specific, making application easier, fewer moving parts, no springs, screws or gaskets. Fits 1" Hose Size 12v, 24v, 32v Monitors Raw Water Flow to prevent engine damage
$85.00

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13209 Cooling Water Flow Detector-Low Flow -1in FP 13209 Cooling Water Flow Detector-Low Flow -1in FP
New Page 1 Especially designed for smaller engines with 1/2" ID and 3/4" ID Raw Water Hose. Now, with Paddle Type Detector for more reliable performance and an upgrade to a heavy duty 3.0 amp switch that replaces the old 0.5 amp switch. 12v,24v, 32v Monitors Marine Engine Raw Water Flow to prevent engine damage due to overheating. Activates a visual or audibile device immediately whenever raw water flow is stopped or impeded. is a two...
$85.00

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10334 Barbed Water Flow Detector for1-1/4 10334 Barbed Water Flow Detector for1-1/4
New Page 1 A new style Flow Detector utilizing our latest Paddle Detector Technology, mated with Barb adapters 3 amp electrical switch versus 0.5 on old style detectors Barbed adapters built-in for easy, quick installation....no need to buy and add barb adapters Size specific, making application easier, fewer moving parts, no springs, screws or gaskets. Fits 1-1/4' Hose Size 12v, 24v, 32v Monitors Raw Water Flow to prevent engine...
$82.00

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10271 Cooling Water Flow Detector 1-1/2" FPT 10271 Cooling Water Flow Detector 1-1/2" FPT
New Page 1 Cooling Water Flow Detector 1-1/2" FPT   Monitors Marine Engine Raw Water Flow to prevent engine damage due to overheating. Activates a visual or audible device immediately whenever raw water flow is stopped or impeded is a two wire, non- polarity switch that is Normally Closed (Normally Open available) and opens at 6 to 8 GPM of raw water flow. It stays open until flow slows or ceases and then actives any audible or...
$82.00

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10371 Barbed Water Flow Detector for:1-1/2 in Hose Size 10371 Barbed Water Flow Detector for:1-1/2 in Hose Size
New Page 1 A new style Flow Detector utilizing our latest Paddle Detector Technology, mated with Barb adapters 3 amp electrical switch versus 0.5 on old style detectors Barbed adapters built-in for easy, quick installation....no need to buy and add barb adapters Size specific, making application easier, fewer moving parts, no springs, screws or gaskets. Fits 1-1/2" Hose Size 12v, 24v, 32v Monitors Raw Water Flow to prevent engine...
$82.00

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10231 Cooling Water Flow Detector 2-in FPT 10231 Cooling Water Flow Detector 2-in FPT
* 10231 Cooling Water Flow Detector 2-inch female Mulit-voltage, works with 12v,24v, 32v Monitors Marine Engine Raw Water Flow to prevent engine damage due to overheating. Activates a visual or audibile device immediately whenever raw water flow is stopped or impeded is a two wire, non- polarity switch that is Normally Closed (Normally Open available) and opens at 8 to 10 GPM of raw water flow. It stays open until flow slows or ceases and then...
$84.00

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10331 Barbed Cooling Water Flow Detector for:2 in Hose S 10331 Barbed Cooling Water Flow Detector for:2 in Hose S
New Page 1 A new style Flow Detector utilizing our latest Paddle Detector Technology, mated with Barb adapters 3 amp electrical switch versus 0.5 on old style detectors Barbed adapters built-in for easy, quick installation....no need to buy and add barb adapters Size specific, making application easier, fewer moving parts, no springs, screws or gaskets. Fits 2' Hose Size 12v, 24v, 32v Monitors Raw Water Flow to prevent engine Damage
$82.00

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10235 Cooling Water Flow Detector 10235 Cooling Water Flow Detector
Cooling Water Flow Detector - 3/4" MPT Now, with a 3.0 amp switch Mulit-voltage, works with 12v,24v, 32v This Cooling Water Flow Detector is designed to be inserted into an adapter or it can also be drilled and tapped into a ridged nipple or plumbing. Monitors Marine Engine Raw Water Flow to prevent engine damage due to overheating. Activates a visual or audible device immediately whenever raw water flow is stopped or impeded. It is a two...
$65.00

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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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13110 Large Capacity Cooling Water Flow Detectors 13110 Large Capacity Cooling Water Flow Detectors
Now with Paddle Type Detector fo Large Capacity Cooling Water Flow Detector  2" MPT (2.375" OD) Now with Paddle Type Detector for more reliable performance and an upgrade to a Heavy Duty 3.0 amp switch that replaces the old 0.5 amp switch. Monitors Raw Water flow and activates an immediate boat alarm (not included) to prevent engine damage due to overheating.  It is a Normally Closed two wire, non-polarity switch that...
$95.00

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13111 Large Capacity Cooling Water Flow Detectors 13111 Large Capacity Cooling Water Flow Detectors
Now with Paddle Type Detector fo Large Capacity Cooling Water Flow Detector  2-1/2" MPT (2.875" OD) Now with Paddle Type Detector for more reliable performance and an upgrade to a Heavy Duty 3.0 amp switch that replaces the old 0.5 amp switch. Monitors Raw Water flow and activates an immediate boat alarm (not included) to prevent engine damage due to overheating.  It is a Normally Closed two wire, non-polarity switch that...
$95.00

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13114 Large Capacity Cooling Water Flow Detectors 13114 Large Capacity Cooling Water Flow Detectors
Now with Paddle Type Detector fo Large Capacity Cooling Water Flow Detector  3" MPT (3.5" OD) Now with Paddle Type Detector for more reliable performance and an upgrade to a Heavy Duty 3.0 amp switch that replaces the old 0.5 amp switch. Monitors Raw Water flow and activates an immediate boat alarm (not included) to prevent engine damage due to overheating.  It is a Normally Closed two wire, non-polarity switch that opens...
$95.00

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20064 Save Your Engine Kit, 1" and 1-1/4" hose, 12 volt 20064 Save Your Engine Kit, 1" and 1-1/4" hose, 12 volt
Save-Your-Engine Kit    Works fo Save-Your-Engine Kit 1", 1-1/4" hose, 12 volt    Works for Raw Water Hose sizes 1" and 1-1/4"     Monitors Raw Water Flow and sounds audible alarm and lights red light warning panel if cooling water flow is lost. Prevents engine overheating due to flow obstruction such as debris, baggies or sea weed.  Smaller engines use the 20064-LF low...
$93.00

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20064-LF Save Your Engine Kit - LOW FLOW, 12 volt 20064-LF Save Your Engine Kit - LOW FLOW, 12 volt
Save-Your-Engine Kit    Works fo Save-Your-Engine Kit, LOW FLOW , 12 volt Works for Raw Water Hose sizes 1/2" and 3/4" . Designed for smaller engines with lower flow rates.  Monitors Raw Water Flow and sounds audible alarm and lights red light warning panel if cooling water flow is lost. Prevents engine overheating due to flow obstruction such as debris, baggies or sea weed. . Kit includes Flow Detector, Red Light...
$93.00

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20062 Save Your Engine Kit -1.5 inch hose size, 12 volt 20062 Save Your Engine Kit -1.5 inch hose size, 12 volt
Save-Your-Engine Kit    Works fo Save-Your-Engine Kit 1-1/2" hose, 12 volt    Works for Raw Water Hose sizes 1-1/2".  Monitors Raw Water Flow and sounds audible alarm and lights red light warning panel if cooling water flow is lost. Prevents engine overheating due to flow obstruction such as debris, baggies or sea weed.  Kit includes Flow Detector, Red Light Warning Panel and Piezo Buzzer The...
$95.00

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20162 Save Your Engine Kit 1.5 FPT, Twin, 12v 20162 Save Your Engine Kit 1.5 FPT, Twin, 12v
Save Your Engine Kit - 1-1/2 inch hose size, TWIN Available in 12v,24v, 32v Monitors Raw Water Flow Sounds Alarm and activates Red Light panel if cooling water flow stops. For 1-1/2in FPT hose size Includes Two Flow Detectors, 85db Piezo Buzzer, and Red Light Panel 5ft of Marine Grade Tinned Wire leads Prevents engine overheating due to flow obstruction such as debris, “baggies”, or sea weed. Alerts to flow loss due to intake...
$180.00

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20063 Save Your Engine Kit - 2in hose size, 12 volt 20063 Save Your Engine Kit - 2in hose size, 12 volt
Save-Your-Engine Kit    Works fo Save-Your-Engine Kit 2" hose, 12 volt    Works for Raw Water Hose sizes 2".  Monitors Raw Water Flow and sounds audible alarm and lights red light warning panel if cooling water flow is lost. Prevents engine overheating due to flow obstruction such as debris, baggies or sea weed.  Kit includes Flow Detector, Red Light Warning Panel and Piezo Buzzer The New Barb...
$97.00

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20163 Save Your Engine Kit 2 FPT, Twin, 12v 20163 Save Your Engine Kit 2 FPT, Twin, 12v
Save Your Engine Kit - 2 inch hose size, TWIN Available in 12v,24v, 32v Monitors Raw Water Flow Sounds Alarm and activates Red Light panel if cooling water flow stops. For 2 in FPT hose size Includes Two Flow Detectors, 85db Piezo Buzzer, and Red Light Panel 5ft of Marine Grade Tinned Wire leads Prevents engine overheating due to flow obstruction such as debris, “baggies”, or sea weed. Alerts to flow loss due to intake impeller...
$185.00

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20068 Save Your Generator Kit. 1in FPT 20068 Save Your Generator Kit. 1in FPT
20068 Save Your Generator Kit, 1in FPT Available in 12v, 24v, 32v Monitors Generator Cooling Water Flow Sounds Alarm and activates Red Light panel if cooling water flow stops One Kit fits: 1-1/2in,1-1/4in, 1in,and 1/2in pipe sizes Includes Flow Detector, 85db Piezo Buzzer, and Red Light Panel Prevents Generator overheating and damage due to flow obstruction Save your Generator Data Sheet
$93.00

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20033 RAW WATER WARNING PANEL 20033 RAW WATER WARNING PANEL
12 volt 1/2' X 2-1/2' Red light warning panel that can be used with the Aqualarm Water Flow Detectors any 12 volt switch or detector. Bright red warning light mounted in weather proof panel. Measures 1/2' X 2-1/2' Available in 24v and 32v on special order
$10.00

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20352 Cooling Water Flow Panel, 12 volt 20352 Cooling Water Flow Panel, 12 volt
20352 Cooling Water Flow Panel, 12 volt Panel includes red warning lights, loud audible, and mute. Can be used with any Cooling Water Flow Detector Panel size 3-1/8 x 2-5/8
$39.00

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20355 Cooling Water Flow Panel, Twin, 12v 20355 Cooling Water Flow Panel, Twin, 12v
20355 Cooling Water Flow Panel, Twin, 12 volt Panel includes red warning lights, loud audible, and mute. Can be used with any Cooling Water Flow Detector Panel size: 3-1/2 x 2-1/2
$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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30012 Spring for 10231 Flow Detector, 2 inch 30012 Spring for 10231 Flow Detector, 2 inch
Hastelloy, Stainless Steel spring for the 10231 Flow Detector, 2". Flow Detector requires two springs.
$3.00

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30034 Spring for 10271 Flow Detector, 1-1/2 inch 30034 Spring for 10271 Flow Detector, 1-1/2 inch
Hastelloy, Stainless Steel Spring for 10271 Flow Detector, 1-1/2". Flow Detector requires two.
$3.00

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