Description
The Rule Automatic 12 volt Bilge Pump, 27SA, is a Series 27 automatic sensing pump rated at 1,100 gph. This pump will keep you bilge water level in check between 1/8" and 3/8" with no float switch required.
The Rule 27 Series pumps include check valves to prevent backflow into the bilge. Each strainer tab has a small hole that vents any air trapped in the pump housing preventing airlocks. The 27 Series pumps also have true electromagnetic suppression (EMC) with a built-in thermal cell that protects the pump from overheating.
- Completely automatic operation with manual override - no float switch.
- Most compact automatic bilge pump in its class.
- Submersible.
- Ignition protected.
- High efficiency, low amp motor.
- Stainless-steel shaft.
- Includes backflow preventer.
Additional Information
For more information, visit P65Warnings.ca.gov

