SPX Johnson High Water Bilge Alert Sensor 12V Manufacturer Product Code : 34-72303 The Bilge Alert sensor should be mounted on the bulkhead, stringer, inner transom or hull of your boat above the normal operating level of your automatic float switch, but below the level of critical components of your boat and/or engine; such as the starter.
The sensor measures a small 26 mm wide x 64 mm long x 5 mm thick (1.04 x 2.5 x 0.2 in) which makes it very easy to mount No moving parts Totally sealed solid state electronics and field detectors Environmentally sensitive, no mercury No exposed sensors eliminate corrosion possibilities Unique 3-way switch disables piezo alarm while keeping warning LED lit Meets ISO 8846