Description
Attwood Tsunami MK2 500 GPH 12V Bilge Pump | Boat Supply Store
Engineered for reliable dewatering in freshwater applications, this 12V DC manual bilge pump actively combats airlocks with its patented X-Air™ Impeller technology. Delivering a flow rate of 500 GPH and drawing only 3 AMPs, it ensures consistent operation even when air ingress is a concern. Its design provides 40% enhanced protection against water ingress and electrolysis compared to previous models, making it a robust solution for maintaining a dry bilge on various recreational vessels.
Key Features
- Eliminates airlocks with patented X-Air™ Impeller
- Provides 40% better protection against water ingress and electrolysis
- Includes a comprehensive installation kit for straightforward setup
- Offers 360-degree outlet orientation with a 90-degree rotatable elbow
- Ensures backward compatibility with Tsunami Mk1 motor cartridges and hole patterns
- Simplifies installation with external mounting feet and integrated outlets
- Allows one-hand serviceability of pump cartridges
- Operates on standard 12V DC systems
Specifications
| Product Specifications | |
|---|---|
| Brand | Attwood Marine |
| SKU | CWR98324 |
| BC_ID | 146871 |
| Price | $74.99 |
| Category | Marine Plumbing & Ventilation | Bilge Pumps |
| MPN | 5614-7 |
| Flow Rate | 500 GPH |
| Voltage | 12V DC |
| Amperage | 3 AMP fuse |
| Hose Outlet Diameter | 3/4" ID |
| Impeller Technology | Patented X-Air™ |
| Protection Enhancement | 40% vs. Mk1 |
| Installation Kit Contents | 5' hose, thru-hull fitting, switch, wire kit, and more |
Who This Is For
Boat owners and marine professionals requiring a dependable, self-priming 12V manual bilge pump, especially those encountering airlock challenges or seeking enhanced protection against environmental factors.
How It Compares
| Feature | Attwood Tsunami MK2 500 GPH 12V Bilge Pump | Competitor |
|---|---|---|
| GPH Rating | 500 | 1100 |
| Pump Type | Manual | Submersible Electric |
| Airlock Elimination | Yes (Patented X-Air™ Impeller) | No |
| Installation Kit Included | Yes | No |
| Voltage | 12V DC | 12V DC |
| Hose Outlet Diameter | 3/4" ID | 1-1/8" |
Common Concerns Answered
Is the 500 GPH flow rate sufficient for all situations?
The 500 GPH flow rate is highly effective for routine bilge maintenance and many common flooding scenarios. For extremely large vessels or catastrophic flooding events requiring exceptionally high volume pumping, larger capacity pumps may be considered. However, for its intended freshwater applications and addressing typical water ingress, it provides reliable performance.
What is the significance of 'not external ignition protected'?
The 'not external ignition protected' designation means this pump is not designed for use in potentially explosive atmospheres where flammable vapors may be present, such as in certain engine compartments or fuel tank areas. For such specific applications, an ignition-protected bilge pump would be required. This pump is ideal for general bilge dewatering away from ignition sources.
How does this pump compare to automatic electric bilge pumps?
While automatic electric pumps offer continuous, hands-free operation, this manual pump provides direct control and a backup dewatering solution. Its patented airlock elimination is a key advantage over many basic electric pumps, ensuring it functions when needed most, especially in conditions where air might be drawn into the system.
Frequently Asked Questions
What is the GPH rating of the Attwood Tsunami MK2 T500?
The Attwood Tsunami MK2 T500 has a flow rate of 500 gallons per hour (GPH).
Does the Attwood Tsunami MK2 T500 eliminate airlocks?
Yes, the Attwood Tsunami MK2 T500 actively eliminates airlocks through its patented X-Air™ Impeller.
What is included in the Attwood Tsunami MK2 T500 installation kit?
The comprehensive installation kit includes a 5-foot hose, a thru-hull fitting, a switch, a wire kit, and other necessary components for installation.
What is the voltage requirement for the Attwood Tsunami MK2 T500?
The Attwood Tsunami MK2 T500 operates on a 12V DC electrical system.
Is the Attwood Tsunami MK2 T500 backward compatible with Tsunami Mk1 parts?
Yes, the Attwood Tsunami MK2 T500 is backward compatible with the hole pattern and motor cartridges of the Tsunami Mk1.
