Your Cart is Empty
Marine Plumbing & Ventilation - Bilge Pumps
Sort by:
Marine Bilge Pumps That Keep Your Boat Dry — 289 Options From Trusted Brands
A reliable bilge pump is one of the most important pieces of safety equipment on any vessel, and this collection brings together 289 marine bilge pumps spanning every boat size, voltage, and use case. Whether you're outfitting a kayak for a weekend paddle or keeping a heavy-duty offshore cruiser shipshape, you'll find submersible automatics, manual hand pumps, and high-volume electric models from brands like Attwood, Rule, Jabsco, Albin Group, Sea-Dog, Johnson Pump, and TRAC Outdoors — all in one place.
Match the Right Pump to Your Vessel and Conditions
- Small craft and kayak paddlers — a compact manual option like the Attwood Kayak Hand Bilge Pump delivers reliable bail-out performance without any wiring or installation.
- Daysailers and small powerboats — a 500 GPH submersible such as the Attwood Tsunami MK2 T500 handles typical bilge accumulation on 12V systems and installs with a full kit included.
- Mid-size cruisers and sport fishers — cartridge-style pumps like the Albin Group 750 GPH cartridge pump simplify maintenance with tool-free impeller swaps, ideal for owners who service their own boats.
- Emergency backup and manual redundancy — a sturdy hand pump like the Sea-Dog Hand Bilge Pump works even when electronics fail, a smart addition to any vessel's safety kit.
- High-volume commercial or offshore applications — 24V heavy-duty models rated at 2,000 GPH or more manage serious water intrusion in larger hulls where fast evacuation matters most.
How to Choose the Right Bilge Pump: GPH, Voltage, and Pump Type
The two most important specs to nail down are flow rate (GPH) and voltage compatibility. As a general rule, larger and heavier boats require higher GPH ratings — a small runabout may be well served by a 500 GPH pump, while a 30-foot cruiser typically calls for 1,200 GPH or more. Most recreational boats run 12V systems, but larger vessels often use 24V, so confirm your system before selecting a pump.
Beyond output, consider pump type. Submersible pumps sit in the bilge and activate automatically or manually; they're the most common choice for permanent installation. In-line pumps mount outside the water and work well in tight spaces. Manual hand pumps require no power and serve as dependable backups or primary pumps on non-motorized craft.
Finally, think about serviceability. Cartridge-style designs let you replace the pump mechanism without disturbing the plumbing — a real time-saver mid-season. If you're ever unsure which capacity or configuration suits your specific hull, consulting a qualified marine technician is always a sound approach.