Attwood Bilge Switch S3 Series - 12V [4801-7] Marine Hardware | Vents Lenco's ballscrew design is more

Lenco's ballscrew design is more reliable and twice as powerful compared to typical hydraulics

Allows you to exceed the 200m trunk length limitation on a NMEA 2000 network

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MIM enables automatic switching between three Ku-band satellites & master/slave receiver selection

Attwood Bilge Switch S3 Series - 12V [4801-7] Marine Hardware | Vents Lenco's ballscrew design is moreAutomatic Bilge Switch S3 Series Part #: 4801 7 Incorporates a proprietary Electronic Sensing technology to detect bilge water levels and trigger pump activation and has been engineered to operate in any bilge water mixture consistently without failure. Your pump won't be exposed to continuous cycling as the S3 switch can easily distinguish splashing bilge water, chemicals, sludge build up or foam and comes equipped with fully sealed electronics that