Welcome to Defender Canada! 
Bilge Monitors & Float Switches
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9% offRule Rule-A-Matic Bilge Pump Float Switch
$64.82 - $69.20$58.40 - $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
$83.80 - $88.18$75.48 - $79.42 -
9% offRule High Water Bilge Alarm
$136.36 - $155.34$122.79 - $139.87 -
9% offAqualarm Smart Bilge Pump Switch with Alarm - 20038
$133.44$120.16 -
9% offAqualarm Bilge High Water Alarm with Detector - 20240
$94.02$84.68 -
9% offAqualarm Heavy Duty Pump Switch - 20090
$70.66$63.66 -
Water Witch Audible Bilge Alarm with Mute - BP500RD
$111.54 -
9% offJohnson Ultima Switch - 36303
$77.96$70.23 -
9% offWhale Electric Bilge Switch - BE9003
$64.82$58.40 -
9% offJohnson Pump Bilge Alert/High Water Level Alarm Panel with Sensor
$156.80 - $167.02$141.18 - $150.38 -
9% offAqualarm Bilge High Water Level Alarm Detector - 208A - 20120
$48.76$43.95 -
9% offAqualarm Bilge Pump Cycle Counter - 20045
$83.80$75.48 -
9% offSHURflo Bilge Switch - 359-111-30
$56.06$50.52 -
9% off
Whale Electric Bilge Switch with Time Delay - BE9006
$104.24$93.88 -
9% offGroco Bilge Pump Control Kit - AS-100
$148.04$133.30 -
9% offOsculati Automatic Bilge Pump Switch - 16.609.00
$177.24$159.58 -
9% offAqualarm Pump Counter - 20045-SM
$79.42$71.54 -
9% offAttwood Float Switch - 4201-7
$44.38$40.00 -
9% offMaretron Switch Indicator Module - SIM100-01
$485.30$436.83 -
9% offMTI Industries High Bilge Water Alarm - SA-1000XL
$83.82$75.50 -
9% offAqualarm Bilge Pump Alarm - 20042
$114.46$103.08 -
9% offAqualarm High Bilge Water Level Warning System - 20131
$115.92$104.39 -
9% offBlue Sea Systems M2 OLED Digital Bilge Meter - 1842
$475.11$427.66 -
9% offAttwood Automatic Float Switch - 4202-7
$42.92$38.69 -
Maretron Bilge High Water Detector - BHW100
$79.64 -
9% offAqualarm Bilge Supervisor - 20074
$223.96$201.63 -
9% offSHURflo Bilge Switch - 359-111-40
$69.20$62.34 -
Maretron Vacuum Switch - VS-07.0HG
$118.48