Welcome to Defender Canada! 
Special Offers
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9% off
Fireboy Propane Fume Detector with 1 Sensor and Solenoid
$524.38 - $546.00$481.74 - $546.00 -
9% off
Fireboy CMD6 Marine Carbon Monoxide Alarm Interconnect
$204.43$184.05 - $204.43 -
19% off
Fireboy Propane Gas and Gasoline Sensor
$185.55 - $259.78$185.55 - $259.78 -
48% offPerformance Metals "Red Dot" Sacrificial Shaft Anode
$12.73 - $30.28$6.67 - $30.28 -
29% offPerformance Metals Hull Plate Divers Anode
$54.61 - $87.03$38.41 - $87.03 -
9% off
Fireboy 1 Channel Gasoline Fume Detector with Blower Control
$450.13 - $481.18$405.18 - $481.18 -
54% offPerformance Metals "Red Dot" Rudder/Trim Tab Anode
$7.47 - $55.95$7.47 - $32.98 -
29% offMartyr Small Streamlined Plate Hull Sacrificial Anode
$43.81 - $47.83$33.66 - $43.81 -
29% offMartyr Mercruiser Outdrive Sacrificial Anode Kit - Alpha I Gen II
$88.35 - $150.45$62.03 - $150.45 -
29% offMartyr Mercury Outdrive Sacrificial Anode Kit
$61.35 - $138.28$51.65 - $138.28 -
58% offMartyr Yamaha Skeg Sacrificial Anode
$23.78 - $38.38$11.94 - $28.93 -
29% offAqualarm Remote Fire Detector
$54.58 - $57.28$40.27 - $46.48 -
24% offMartyr Semi-Streamlined Plate Hull Sacrificial Anode - CMZ24BSZ
$222.08$166.73 -
39% offMartyr Suzuki Sacrificial Anode Kit
$26.42 - $39.73$24.07 - $33.00 -
39% offMartyr Honda Sacrificial Anode Kit
$64.05 - $70.78$42.70 - $64.05 -
52% offMartyr Mercury/Mercruiser Sacrificial Anode
$12.86 - $14.08$6.67 - $13.91 -
19% offMartyr Mercury/Mercruiser/Honda Sacrificial Anode
$13.02 - $27.15$10.53 - $27.15 -
49% offMartyr Yamaha Sacrificial Anode Kit
$31.63 - $91.09$16.80 - $91.09 -
52% offOceanic Systems 4-20mA Tank Level Adaptor - 4291
$365.08$173.44 -
33% offACR Bivy Stick Advanced Two-Way Satellite Communicator - 4601
$405.53$270.58 -
62% offMartyr Honda/Mercury Sacrificial Anode
$8.94 - $16.78$6.27 - $8.94 -
34% offPerformance Metals "Red Dot" Mercury Sacrificial Anode Kit - 10202A
$47.83$31.30 -
19% offMartyr Mercury Driveshaft Housing Sacrificial Anode
$20.66 - $28.93$16.65 - $28.93 -
49% offMartyr Mercury/Mercruiser Sacrificial Anode - CM43396Z
$32.98$16.80 -
53% offMartyr Small Plate Hull Sacrificial Anode - Type M - CMPMWZ
$20.85$9.73 -
29% offMartyr Yamaha Standard Rotation Sacrificial Anode Kit - CMY150KITA
$46.50$32.73 -
19% offMartyr Mercury Sacrificial Anode Kit - F30/F40/F60 HP
$38.40 - $64.03$38.40 - $51.34 -
19% offMartyr Mercury Sacrificial Anode Kit - 75/80/90/100/115 HP
$38.40 - $57.28$38.40 - $45.94 -
28% offKVH TracPhone LTE-1 Global Antenna - 01-0419-01
$1,959.59$1,395.48 -
63% offMartyr Mercruiser Outdrive Plate Sacrificial Anode
$23.98 - $33.00$11.95 -
51% offOceanic Systems 3412 DC Current Transformer 0-200A
$88.35$42.64 -
52% offOceanic Systems Deck-Mounted Water Gauge - 5250-W
$439.33$209.35 -
52% offOceanic Systems Panel-Mounted Holding Tank Pumpout Gauge - 3350-HTPO
$371.83$177.29 -
52% offOceanic Systems Submersible Hydrostatic Sensor
$439.33$209.35 -
52% offOceanic Systems Monitor
$439.33$208.07 -
44% offPerformance Metals "Red Dot" Mercruiser Sacrificial Anode Kit - 10108A
$50.55$28.07 -
39% offPerformance Metals "Red Dot" Mercruiser Sacrificial Anode Kit - 10195A
$68.08$41.08 -
39% offPerformance Metals "Red Dot" Volvo/Penta Sacrificial Anode - 10274A
$38.40$23.28 -
18% offMartyr Johnson & Evinrude Outboard Block Sacrificial Anode - CM398331A
$7.83$6.39 -
19% offMartyr Mercruiser Outdrive Sacrificial Anode Kit - Alpha I Gen I
$42.45 - $95.10$34.08 - $76.20 -
19% offMartyr Mercury Verado Outboard Sacrificial Anode Kit - CMVERADO4KITA
$64.05$51.36 -
18% offMartyr OMC Outdrive Waffle Block Sacrificial Anode - CM982277Z
$6.00$4.92 -
29% offMartyr Yamaha Counter Rotation Sacrificial Anode Kit - CMY150CRKITA
$46.50$32.73 -
20% offAqualarm Fire Panel - 20227
$39.73$31.63 -
59% offAqualarm Security Wireless Key FOB - 20416
$50.53$20.56 -
59% offAqualarm Wireless Hatch Door Sensor - 20414
$59.98$24.34