The Attwood Tsunami MK2 Manual Bilge Pump – T500 is a reliability‑driven solution for freshwater boats that keeps decks dry with airlock‑free performance. It’s designed for straightforward installation and dependable priming across a range of bilge configurations.
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Airlock-free X-Air Impeller: Patented impeller that ejects trapped air from the pump and piping for instant priming and dependable operation.
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500 GPH Capacity: Quickly moves water out of the bilge to keep the area dry in damp conditions.
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12V DC Compatibility: Designed for 12V systems with a 3 Amp fuse, supporting reliable performance in powered installations.
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Flexible Installation: 90° rotatable outlet and full 360° orientation allow optimal placement in tight spaces.
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Easy Replacement: Backward-compatible hole patterns and Mk1 motor cartridges reduce replacement effort and downtime.
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Fast Service and Maintenance: External mounting feet and an integrated outlet enable one-handed servicing in confined areas.
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Durability in Freshwater Applications: Approximately 40% better protection against water ingress and electrolysis than Mk1, extending pump life.
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Versatile Hose Options: Supports 3/4" and 1" hoses for different bilge configurations.
With its combination of airlock-free operation, 500 GPH capacity, 12V readiness, and flexible installation, the Tsunami MK2 offers a practical, durable bilge solution for freshwater vessels. Its corrosion‑resistant design and maintenance features help minimize downtime, making it reliable whether you’re docked, cruising on weekends, or out on the water.
