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Designed to precisely monitor water levels, the 23-12 and 23-24 Water Witch sensors will only activate after detecting water for 3 continuous seconds.
Once water has left the sensor, it instantly turns off.
• Waterproof - impermeable to all bilge substances
• No moving parts
• Normally open switch
• Will not activate in pure gasoline, diesel, or engine oil
• Meets or exceeds both the Canadian & U.S. Coast Guard standards
• 7 year limited warranty
• Dimensions: 2-5/8"W x1-5/8"H x 1-5/8"D
Note — The mucus produced by fish and other marine organisms can defeat these sensors.
Fisheries, therefore, does not recommend using this product on vessels used for fishing where fish residue can collect in the bilge.