Sender→Water Temperature Alarm Sender
| Part # & Price | Description | ||||||||||||
SIETS25101
$24.95 | Switch Temperature Alarm Sender 3/8 NPT 200 Degrees Audio Visual This Sender goes in the water system, usually in the intake manifold or thermostat housing and completes a ground if the engine water temperature is 200F degrees or higher which normally triggers an alarm. 3/8 NPT Thread (3/8 Pipe Thread) This does not operate a gauge
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SIEMP41400
$39.95 | Alarm Kit Audio Engine Low Oil High Water for Inboards and I/O Alarm Kit Audio. Engine Low Oil Pressure and High Water Temperature for Inboards and I/O's. | ||||||||||||
MER48952
$132.42 | Sender Switch Alarm Temperature for Mercruiser 48952 Water Temperature Switch Alarm Sender It is used for Audio Warning Systems on MCM/MIE Engines. An easy way to check which sender you need, is to turn on your ignition switch and ground the wire going to the sender. If the gauge pegs then it is a gauge sender. If the alarm buzzes the it is an alarm sender.  | ||||||||||||