Non-Auto Pumps Product Listings
What Are Non-Automatic Bilge Pumps?
Non-automatic bilge pumps are electric bilge pumps that do not turn on by themselves. Unlike automatic bilge pumps with built-in float switches or internal sensors, non-auto pumps require an external float switch, a manual switch panel, or a control system to activate the pump.
Why Choose a Non-Auto Bilge Pump?
Boat owners often choose non-automatic bilge pumps when they want more control over pump operation, are building a custom bilge system, or need higher-capacity pumping for larger bilge volumes. They can also be a smart choice for backup dewatering, where you want a dedicated pump that runs only when you command it.
Pairing Non-Auto Pumps with Float Switches & Controls
Most non-automatic bilge pump installations use an external float switch to enable automatic activation, plus a manual override at the helm or on a switch panel. Choosing a quality float switch and wiring it correctly is key for reliable operation and preventing nuisance cycling.
Sizing Tips: GPH, Hose Size, and Voltage
When selecting a non-automatic bilge pump, focus on gallons-per-hour (GPH) capacity, discharge hose diameter, and system voltage (commonly 12V or 24V). Higher GPH pumps can move water faster but may require larger hose sizes and proper wiring to support the load. Match your pump size to your boat type, bilge volume, and how quickly you need to remove water.
Non-Auto Pump Installation Notes
For best performance, mount the pump as low as practical in the bilge, keep discharge runs as straight and short as possible, and confirm you have the correct hose and clamps for the outlet size. Periodically inspect the strainer area for debris and test your switch/float operation to ensure the pump activates when needed.
Non-Automatic Bilge Pump FAQs
What does “non-automatic bilge pump” mean?
A non-automatic bilge pump is an electric bilge pump that won’t turn on by itself. It requires a manual switch, an external float switch, or a control system to activate.
Can I make a non-auto bilge pump run automatically?
Yes. You can add an external float switch (and proper wiring) to allow automatic activation, typically with a manual override switch as well.
Non-auto vs automatic bilge pump: what’s the difference?
Automatic bilge pumps include a built-in switch or sensor that turns the pump on when water rises. Non-auto pumps require an external float switch or manual control to run.
What size non-automatic bilge pump should I choose?
Choose based on your boat size, bilge volume, and how fast you need water removed. Compare GPH ratings, ensure the hose size matches your plumbing, and confirm voltage compatibility (12V or 24V).
Do non-auto bilge pumps need a check valve?
Many setups do not require a check valve, and some manufacturers advise against them because they can restrict flow. If you use one, choose a low-restriction option and verify it won’t reduce pump performance.