Attwood Catalog 2025

WATER SYSTEMS 13

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Manual Bilge Pumps Tsunami Mk2 is the only manual bilge pump that eliminates air-locks • Patented X-Air™ Impeller ejects trapped air in the pump and pipework. Tsunami Mk2 is the easiest manual bilge pump to install and service • Backwards compatible hole pattern and motor cartridges of Tsunami Mk1 bilge and aerator pumps. • External mounting feet and integrated outlet reduces time and effort. • Service pump cartridge from hard-to-reach areas using only one hand. Tsunami Mk2 is the most reliable manual bilge pump in freshwater applications • 40% better protection against water ingress and electrolysis - vs. Mk1.

Flexible Outlets: 90° rotatable elbow outlet allows users to install the pump anywhere in a full 360° orientation.

Single-Hand Pump Cartridge Release: Convenient when trying to access a pump located in a hard-to-reach area of the boat’s hull.

Exterior Mounting Feet: Eliminates the need to remove the basket, saving OEMs time on production lines.

Certifications, Standards and Listings The Tsunami Mk2 Manual Bilge Pumps meet or exceed the following U.S. and international certificates and standards: Bilge pumps standards • ABYC H-22 • ISO 8849 • ISO 15083 Ignition protection standards • ISO 8846 Marine Marine electrical wiring standards • ABYC E-11 • ISO 10133 • U.S. Coast Guard Rule, 33CFR-183.425 Approvals • NMMA "As approved listing" • CE, RCM, UKCA

Patented X-Air™ Impeller: Preventsair locking so that the pump will notrun dry and burn out.

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