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Defender Seal
 
 
 

Sensors and Alarms

 (13)
Currently displaying all 13 products in this category.  
 Sort by Manuf.    Sort By Title   Description    Sort By Price
 
Aqualarm
Aqualarm Cooling Water Flow Detector 
Manufacturer:
Aqualarm
 
Aqualarm Cooling Water Flow Detector
Aqualarm Cooling Water Flow Detector
Item # : 551458

  • Low Flow (1.5 Gpm), 1" Female Pipe Thread
  • Multi-voltage, Works With 12v, 24v Or 32v


  • Model Number: 13209 / 306-LF
      Cooling Water Flow Detector-Low Flow -1in FP (1.5 gpm)
    Mulit-voltage, works with 12v,24v, 32v
    The Aqualarm Cooling Water Flow Detector is unique in the marine electronics industry, developed... more...
       
    $62.99
    List Price:  $85.00
    Our Price:  $62.99



     
     
    Aqualarm
    Aqualarm Engine Overheat Detector 
    Manufacturer:
    Aqualarm
     
    Aqualarm Engine Overheat Detector
    Aqualarm Engine Overheat Detector
    Item # : 551459

  • Protects Engine If Exceeds 195°:F
  • Works With Aqualarm BA-12, Or ASM-12


  • Model Number: 20116 / 212
      #212 Engine Overheat Detector
    The Aqualarm #212 is a normally open (N/O) switch that sends an alarm signal by closing on excessive temperature. Sent to close on rising temperatures exceeding... more...
       
    $21.99
    List Price:  $29.00
    Our Price:  $21.99



     
     
    Aqualarm
    Aqualarm Engine Overheat Detector - 212a 
    Manufacturer:
    Aqualarm
     
    Aqualarm Engine Overheat Detector - 212a
    Aqualarm Engine Overheat Detector - 212a
    Item # : 551460

  • 1/2 Male Thread


  • Model Number: 20118 / 212A
      1/2-Inch mpt
    Senses water temperature
    Easy two-wire 1/2-Inch mpt
    Senses water temperature
    Easy two-wire installation
       
    $21.99
    List Price:  $29.00
    Our Price:  $21.99



     
     
    Aqualarm
    Aqualarm Exhaust Overheat Alarm Kit (Two Detectors And Panel) 
    Manufacturer:
    Aqualarm
     
    Aqualarm Exhaust Overheat Alarm Kit (Two Detectors And Panel)
    Aqualarm Exhaust Overheat Alarm Kit (Two Detectors And Panel)
    Item # : 550072

  • Includes 5' Of Marine-grade Tinned Wire
  • For Wet Exhaust Exceeding 200° F, Fits 2" To 8" Exhaust


  • Model Number: 20248
      The Wet Exhaust Overheat Detector, included in the kit, monitors exhaust temperature and lights the red light on the Warning Panel and activates a loud buzzer built into the panel when the... more...    
    $92.99
    List Price:  $117.00
    Our Price:  $92.99



     
     
    Aqualarm
    Aqualarm Exhaust Overheat Alarm Kit (One Detector And Panel) 
    Manufacturer:
    Aqualarm
     
    Aqualarm Exhaust Overheat Alarm Kit (One Detector And Panel)
    Aqualarm Exhaust Overheat Alarm Kit (One Detector And Panel)
    Item # : 550071

  • Includes 5' Of Marine-grade Tinned Wire
  • For Wet Exhaust Exceeding 200° F, Fits 2" To 8" Exhaust


  • Model Number: 20245
      p>The Wet Exhaust Overheat Detector, included in the kit, monitors exhaust temperature and lights the red light on the Warning Panel and activates a loud buzzer built into the panel when the... more...    
    $56.99
    List Price:  $73.00
    Our Price:  $56.99



     
     
    Aqualarm
    Aqualarm Low Oil Pressure Detector - 202 
    Manufacturer:
    Aqualarm
     
    Aqualarm Low Oil Pressure Detector - 202
    Aqualarm Low Oil Pressure Detector - 202
    Item # : 551465

  • 1/8" Npt


  • Model Number: 20111 / 202
      20111 - low oil pressure detector,
    * Easy two-wire installation, 20111 - low oil pressure detector,
    * Easy two-wire installation,
    * 10 psi setting,
    * 1/8-inch mpt
       
    $22.99
    List Price:  $30.00
    Our Price:  $22.99



     
     
    Aqualarm
    Aqualarm Save Your Engine Kit 
    Manufacturer:
    Aqualarm
     
    Aqualarm Save Your Engine Kit
    Aqualarm Save Your Engine Kit
    Item # : 550067

  • 12 Volt DC, One Kit Fits 1/2" Through 1-1/2" Hose Size
  • Monitors Raw Water Flow
  • Adjustable for 1.5 GPM to 28 GPM Flow


  • Model Number: 20064
      Aqualarm®Save-Your-Engine Kit
    Monitors raw water flow
    Sounds alarm and activates a red light if flow stops
    One kit covers 1/2" through 1-1/2" hose size by using hose to barb... more...
       
    $74.99
    List Price:  $93.00
    Our Price:  $74.99



     
     
    Aqualarm
    Aqualarm Save Your Engine Kit 
    Manufacturer:
    Aqualarm
     
    Aqualarm Save Your Engine Kit
    Aqualarm Save Your Engine Kit
    Item # : 550066

  • 2" Hose Size
  • Monitors Raw Water Flow


  • Model Number: 20063
      Aqualarm®Save-Your-Engine Kit
    Monitors raw water flow
    Sounds alarm and activates a red light if flow stops
    For 2"” hose size
       
    $77.99
    List Price:  $97.00
    Our Price:  $77.99



     
     
    Cole Hersee
    Cole Hersee Engine Warning Kit 
    Manufacturer:
    Cole Hersee
     
    Cole Hersee Engine Warning Kit
    Cole Hersee Engine Warning Kit
    Item # : 204585

  • Buzzer; Oil & Temp. Pressure Switches
  • Operates At 2 To 6 Psi, 200° F


  • Model Number: M-40177-BP
      Engine Warning Kit
    Buzzer (4099), oil pressure switch (8606), & temperature switch (84251).
    Buzzer sounds when oil pressure is too low or engine coolant temperature is too high. Buzzer... more...
       
    $30.99
    List Price:  $58.96
    Our Price:  $30.99



     
     
    Vetus
    Vetus XHI Exhaust Temperature Alarm 
    Manufacturer:
    Vetus
     
    Vetus XHI Exhaust Temperature Alarm
    Vetus XHI Exhaust Temperature Alarm
    Item # : 305552

  • Designed for Water Injected Exhaust Systems, Visual and Audible Alarm
  • Face Color: Black, Bezel: Black and Chrome Included, Specify Power
  • Requires Hose and/or Muffler Temperature Sensor (Sold Separately)


  • Model Number: XHI
     
    Features:
    A blockage in the engine water intake or a damaged pump impeller will result in complete loss, or severe reduction in the volume of cooling water in the exhaust... more...
       
    $69.99
    List Price:  $83.50
    Our Price:  $69.99



     
     
    Vetus
    Vetus XHI Exhaust Temperature Alarm 
    Manufacturer:
    Vetus
     
    Vetus XHI Exhaust Temperature Alarm
    Vetus XHI Exhaust Temperature Alarm
    Item # : 305553

  • Designed for Water Injected Exhaust Systems, Visual and Audible Alarm
  • Face Color: Cream, Bezel: Black and Chrome Included, Specify Power
  • Requires Hose and/or Muffler Temperature Sensor (Sold Separately)


  • Model Number: XHI
     
    Features:
    A blockage in the engine water intake or a damaged pump impeller will result in complete loss, or severe reduction in the volume of cooling water in the exhaust... more...
       
    $69.99
    List Price:  $83.50
    Our Price:  $69.99



     
     
    Vetus
    Vetus XHSM Exhaust Temperature Alarm Sensor 
    Manufacturer:
    Vetus
     
    Vetus XHSM Exhaust Temperature Alarm Sensor
    Vetus XHSM Exhaust Temperature Alarm Sensor
    Item # : 305555

  • Designed for XHI Exhaust Temperature Alarm (Alarm Sold Separately)
  • Designed to be Installed in a Muffler
  • Requires a n XHI Exhaust Alarm (Sold Separately)


  • Model Number: XHSM
     
    Features:
    Designed for XHI Exhaust Temperature Alarm (Alarm Sold Separately)
    This temperature sensor is to be installed into the waterlock muffler and connected to an XHI... more...
       
    $109.99
    List Price:  $137.00
    Our Price:  $109.99



     
     
    Vetus
    Vetus XHSH Exhaust Temperature Alarm Sensor 
    Manufacturer:
    Vetus
     
    Vetus XHSH Exhaust Temperature Alarm Sensor
    Vetus XHSH Exhaust Temperature Alarm Sensor
    Item # : 305554

  • Designed for XHI Exhaust Temperature Alarm (Alarm Sold Separately)
  • Designed to be Installed in an Exhaust Hose
  • Requires a n XHI Exhaust Alarm (Sold Separately)


  • Model Number: XHSH
     
    Features:
    Designed for XHI Exhaust Temperature Alarm (Alarm Sold Separately)
    This temperature sensor is to be installed into the exhaust hose and connected to an XHI alarm... more...
       
    $109.99
    List Price:  $137.00
    Our Price:  $109.99



     
     
     
         
     
     
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