The Top Water Bilge Alarm is composed of a non-mercury Waft switch and an in-dash gauge that includes both a visible and an audible 85 db alarm. This unit permits an unmanned com part ment to be repeatedly monitored. For extra compartments add additional Rule Waft Switches. Complies with CFR 182.530 which requires a visible and audible alarm in each and every unmanned space on commercial vessels a minimum of 26′ (7.9m) in length.
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Rule 33ALA Marine High Water Bilge Alarm (Mercury Free, 12-Volt),White
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