Ruler Submersible Bilge Pumps Ruler submersible bilge pumps have set the standard for the industry for many years. They are the first choice of yachtsmen and commercial fishermen throughout the world. More innovations in bilge pump design have come from Ruler Industries than any other manufacturer. All pumps include these Ruler quality features:

Totally submersible.

Compact, efficient, maintenance-free.

Silent running, vibrationless.

Exclusive Ruler moisture-tight Teflonr seals.

Ignition protected.

Won't burnout when run dry.

Anti-airlock feature.

Positive snap-lock strainer base.