Description
Attwood Tsunami MK2 500 GPH Bilge Pump | Boat Supply Store
Specifically engineered to overcome the common issue of airlocks in bilge water evacuation, this pump utilizes a patented X-Air™ Impeller for continuous operation. It delivers a flow rate of 500 GPH at 12V DC, ensuring efficient water removal in demanding marine environments such as coastal fishing vessels operating in the Gulf of Mexico. The pump is backward compatible with Tsunami Mk1 parts, and features a rotatable outlet and one-handed serviceability for streamlined installation and maintenance.
Key Features
- Actively eliminates airlocks with the patented X-Air™ Impeller.
- Enhanced protection against water ingress and electrolysis by 40% compared to previous models.
- Simplified installation via a 90-degree rotatable outlet for 360-degree orientation.
- Seamless integration with existing Tsunami Mk1 systems due to backward compatible hole patterns and cartridges.
- Reduced installation time with external mounting feet and integrated outlet.
- Effortless servicing of pump cartridges from confined spaces with one-handed access.
- Versatile hose compatibility supporting both 3/4" and 1" diameter hoses.
- Reliable 12V DC operation ensures consistent performance for essential bilge management.
Specifications
| Product Specifications | |
|---|---|
| Model | Tsunami MK2 T500 |
| Flow Rate | 500 GPH |
| Voltage | 12V DC |
| Fuse Size | 3 Amp |
| Wire Length | 29 inches |
| Hose Diameter Compatibility | 3/4 inch and 1 inch |
| Impeller Type | Patented X-Air™ Impeller |
Who This Is For
Boat owners and marine professionals requiring a high-reliability manual bilge pump for 12V systems, particularly those who have experienced airlock issues or seek superior protection against water ingress and electrolysis. It is ideal for individuals prioritizing ease of installation and low maintenance in challenging marine conditions.
How It Compares
| Feature | Attwood Tsunami MK2 500 GPH Bilge Pump | Competitor |
|---|---|---|
| GPH | 500 | 350, 350 |
| Voltage | 12V DC | Manual, Manual |
| Airlock Elimination | Patented X-Air™ Impeller | No, No |
| Hose Diameter Compatibility | 3/4" and 1" | 1-1/8 inch, 1-1/8 inch |
| Serviceability | One-handed cartridge service | Standard, Standard |
Common Concerns Answered
Why is a specific Tsunami outlet sometimes required and not always clearly listed?
The Attwood Tsunami MK2 T500 is designed for optimal performance with its dedicated outlet to ensure the patented X-Air™ Impeller functions correctly, preventing airlocks. While some listings may not explicitly state this, using the Attwood Tsunami outlet is recommended for guaranteed functionality and is readily available to ensure system integrity.
Is the higher price point justified for the Attwood Tsunami MK2 T500?
Yes, the premium price reflects advanced patented technology like the X-Air™ Impeller, which actively prevents airlocks, a critical failure point in many bilge pumps. Enhanced protection against water ingress and electrolysis, along with one-handed serviceability, offers significant long-term value and reliability, especially for freshwater applications where water quality can be variable.
How does the Attwood Tsunami MK2 T500 compare to basic manual bilge pumps?
The Tsunami MK2 T500 surpasses basic manual pumps with its 500 GPH capacity, 12V DC operation for automatic or manual use, and the unique X-Air™ Impeller for airlock elimination. Basic pumps often lack these advanced features, offering lower flow rates and no active airlock prevention, making the Tsunami MK2 a superior choice for consistent, reliable bilge management.
Frequently Asked Questions
How does the Attwood Tsunami MK2 prevent airlocks?
The Attwood Tsunami MK2 prevents airlocks through its patented X-Air™ Impeller, which is engineered to eject trapped air from the pump housing, ensuring continuous water flow even when air is present in the bilge.
What is the GPH rating of the Attwood Tsunami MK2 T500?
The Attwood Tsunami MK2 T500 has a rated flow capacity of 500 Gallons Per Hour (GPH).
What voltage does the Attwood Tsunami MK2 T500 operate on?
The Attwood Tsunami MK2 T500 operates on a standard 12V DC electrical system.
What hose diameters are compatible with the Attwood Tsunami MK2 T500?
The Attwood Tsunami MK2 T500 is compatible with both 3/4-inch and 1-inch diameter bilge hoses.
How easy is it to service the Attwood Tsunami MK2 T500?
Servicing is facilitated by its one-handed serviceability design, allowing pump cartridges to be removed and replaced easily, even in hard-to-reach locations.
