Welcome to Defender Canada! 
Bilge Monitors & Switches
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9% offRule Rule-A-Matic Bilge Pump Float Switch
$63.36 - $69.20$57.09 - $62.34 -
9% offRule SuperSwitch Bilge Pump Float Switch
$96.94 - $99.86$87.31 - $89.94 -
9% offRule Rule-A-Matic Plus Float Switch
$80.88 - $88.18$72.85 - $79.42 -
Water Witch Bilge Pump Switch - 217
$99.86 -
Water Witch Audible Bilge Alarm with Mute - BP500RD
$111.54 -
Aqualarm Bilge Pump Cycle Counter - 20045
$83.80 -
43% offRule 3-Way Lighted Panel Switch
$61.90 - $67.74$38.30 - $55.77 -
Blue Sea Systems Contura Water Resistant Bilge Pump Control Switch Panel
$63.36 - $225.42 -
Blue Sea Systems 360 Panel Dual Bilge Pump Control - 1522
$196.24 -
Aqualarm Smart Bilge Pump Switch with Alarm - 20038
$133.44 -
Whale Electric Bilge Switch - BE9003
$64.82 -
9% offAqualarm Heavy Duty Pump Switch - 20090
$70.66$63.66 -
9% offJohnson Ultima Switch - 36303
$77.96$70.23 -
9% offRule High Water Bilge Alarm
$136.36 - $155.34$122.79 - $139.87 -
Sensar Marine Boat Monitor with Bilge Sentry - BMBS700
$729.16 -
Groco Bilge Pump Control Kit - AS-100
$148.04 -
9% offRule 3-Way Lighted Rocker Panel Switch
$60.44 - $79.42$54.46 - $71.54 -
9% offJohnson Pump Bilge Alert/High Water Level Alarm Panel with Sensor
$156.80 - $167.02$141.18 - $167.02 -
9% offSHURflo Bilge Switch - 359-111-30
$56.06$50.52 -
Aqualarm Pump Counter - 20045-SM
$79.42 -
Whale Electric Bilge Switch with Time Delay - BE9006
$104.24 -
26% offJohnson Bilge Pump Control Panel Switch
$58.98 - $79.42$43.16 - $71.54 -
Aqualarm Bilge Pump Alarm - 20042
$114.46 -
Attwood Float Switch - 4201-7
$44.38 -
9% offRule 3-Way Panel Switch - 45
$48.76$43.95 -
Blue Sea Systems M2 OLED Digital Bilge Meter - 1842
$475.11 -
9% offRule 2-Way Panel Switch - 49
$47.30$42.63 -
14% offAqualarm Bilge Supervisor - 20074
$223.96$190.38 -
Attwood 3-Way Bilge Pump Switch - 7615A3
$29.78 -
Attwood Automatic Float Switch - 4202-7
$42.92 -
9% offSHURflo Bilge Switch - 359-111-40
$69.20$62.34