Welcome to Defender Canada! 
Water Heaters & Components
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Raritan 1700 Series Marine Water Heater Front Heat Exchanger
$1,654.00 - $1,931.50 -
Seaward Marine Water Heater - 20 Gal - H2050EW
$1,393.24 -
Raritan 1700 Series Marine Water Heater
$1,393.15 - $1,681.72 -
Kuuma Marine Water Heater - 20 Gal - 11870
$1,080.04 -
Seaward Hot Water Heater for Outboard Boats - 3 Gal - S360EW
$928.03 -
Seaward Marine Water Heater - 6 Gal Rear Heat Exchange
$767.96 - $848.01 -
Kuuma Marine Water Heater - 11 Gal - 11840
$750.16 -
Kuuma Marine Water Heater - 11 Gal - 11841
$730.79 -
Seaward Marine Water Heater - 6 Gal Front Heat Exchange
$685.17 - $852.15 -
Kuuma Marine Water Heater - 6 gal - 11810
$596.88 -
Kuuma Marine Water Heater - 6 Gal - 11812
$596.88 -
Kuuma Marine Water Heater - 6 gal - 11811
$583.08 -
Kuuma Marine Water Heater - 5 Gal - 11800
$576.18 -
Raritan Water Heater Thermostat - WH16
$94.42 -
Raritan Temperature and Pressure Safety Relief Valve
$65.44 - $75.10 -
Raritan Bolt-On Replacement Heating Element
$54.40 - $57.16 -
Raritan Screw-In Replacement Heating Element
$51.64 - $55.78 -
Kuuma High Temperature Limiter - 11920
$48.88 -
Kuuma High Temperature Limiter - 11921
$47.50 -
Kuuma Replacement Water Heater Thermostat - 11930
$47.50 -
Kuuma Marine Water Heater Element - 02858
$41.98 -
Seaward Replacement Heating Element
$37.84 - $46.12 -
Seaward Replacement Heating Element for S300W/S350W - 75586
$36.46 -
Kuuma Pressure Relief Valve - 10473
$23.59 -
Seaward High Temperature Limit Switch
$23.37 - $47.50 -
9% offWhale Quick Connect Flexible Heater Connector - WX1519B
$24.79$22.37 -
Seaward Replacement Water Heater Thermostat - 73129
$18.06 -
Kuuma Nylon Drain Valve - 11523
$8.16