ATTWOOD S3 Series Automatic Bilge Switch
  • ATTWOOD S3 Series Automatic Bilge Switch

ATTWOOD S3 Series Automatic Bilge Switches SKU: ATWD-SWC-BLG-S3

ATTWOOD S3 Series Automatic Bilge Switch 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 are completely protected from water or chemical damage. For added convenience, the bilge switch can be mounted on the floor of the bilge directly to a stringer wall or alongside the basket of the pump without added components or brackets. The S3 Series switches are also directly compatible with all competitive products and free of moving parts that can jam up, break or wear out over time.

They carry a 5-year warranty.

The S3 Series Automatic Bilge Switches are offered in different Amp and Voltage ratings and also as clamshell.

Mfr. P/N & Title

Volume discounts

Quantity Unit discount You Save
5 5% Up to €16.79

Attwood's S3 electronic bilge switch is the industry answer to broken mechanical switches, jammed float mechanisms and ever annoying excessively cycling pump. The S3 Series bilge pump switch incorporates a proprietary Solid State electronic Sensing Technology to detect bilge water levels and trigger pump activation more consistently, more reliably and for a significantly longer working life compared to traditional mechanical float switches.

Attwood has engineered the S3 series to operate in any bilge water mixture dependably, without failure.The S3's smart sensing system can distinguish bilge suds, gasoline or marine oil mixtures for bilge water and respond appropriately. With Attwood S3, you can rest assured that harmful chemicals, if spilled into the bilge, won't be pumped overboard. More importantly, the Attwood S3 won't be fooled by splashing waves or water moving across the bilge in a rocking boat. Excessive pump cycling is a problem of the past when using the Attwood S3.

Attwood has incorporated several features into the housing of the S3 to accommodate just about every possible mounting configuration. The S3 can be hooked onto the side of the Tsunami series bilge pumps, can be mounted to the floor of the bilge or mounted to the side wall of a stringer without any additional brackets. Convenience and ease of installation come standard with the Attwood S3.

Backed by an industry leading 5-year warranty, Attwood's S3 series bilge switch incorporates a unique encapsulation process to protect all electronic components, utilizes high quality stainless steel components and incorporates a chemical resistant housing. More importantly, the Attwood S3 is free of any moving parts that can jam up, break or wear out over time. With minimal maintenance, you can expect the Attwood S3 to deliver throughout the life of your boat.

ATWD-4801-7

Data sheet

Certification/Approval
Certificate of Conformance
Unit of Measurement (UOM) / Sale
Each (ea.)

Specific References

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