Description
Dometic M18-31602 Seawater Pump | Boat Supply Store
This Dometic M18-31602 seawater pump is engineered for robust raw water circulation, critical for the efficient operation of marine cooling systems. It delivers a consistent flow rate of 3.5 GPM (13.2 LPM) at 12V DC, ensuring optimal heat dissipation for marine engines or air conditioning units. With a durable bronze alloy construction, it resists corrosion in harsh saltwater environments, making it suitable for offshore fishing vessels navigating the Gulf of Mexico. Its compact design facilitates installation in tight engine compartments.
Key Features
- Reliable raw water circulation for engine cooling
- 12V DC operation for versatile power integration
- 3.5 GPM flow rate ensures effective heat exchange
- Bronze alloy construction for superior corrosion resistance
- Compact design for easy installation in confined spaces
- Quiet operation minimizes noise disturbance onboard
- Self-priming capability for simplified startup
- Long service life with minimal maintenance requirements
Specifications
| Product Specifications | |
|---|---|
| Voltage | 12V DC |
| Flow Rate | 3.5 GPM (13.2 LPM) |
| Port Size | 3/4"" |
| Maximum Head | 18 ft. |
| Motor Type | Permanent Magnet DC |
| Duty Cycle | Continuous |
| Housing Material | Bronze Alloy |
| Impeller Material | Neoprene |
Who This Is For
This pump is designed for boat owners requiring a dependable raw water circulation solution for their marine engines or air conditioning systems. It is an ideal replacement or upgrade for vessels operating in saltwater conditions where corrosion resistance is paramount.
How It Compares
| Feature | Dometic M18-31602 Seawater Pump | Johnson Pump |
|---|---|---|
| Voltage | 12V DC | 12V DC |
| Flow Rate | 3.5 GPM | 3.0 GPM |
| Port Size | 3/4" | 3/4" |
| Housing Material | Bronze Alloy | Bronze |
Common Concerns Answered
How does this pump handle saltwater corrosion?
The Dometic M18-31602 features a durable bronze alloy housing specifically engineered to withstand the corrosive effects of saltwater, ensuring longevity in marine environments.
Is this pump noisy during operation?
This model is designed for quiet operation, minimizing noise disturbance aboard your vessel while maintaining efficient performance.
What is the expected lifespan of this pump?
Built with high-quality materials and a robust motor, this pump is designed for a long service life with minimal maintenance, providing reliable operation season after season.
Frequently Asked Questions
What is the maximum vertical lift this pump can achieve?
The Dometic M18-31602 has a maximum head of 18 feet, indicating its capability for vertical water lift.
What is the primary application for this seawater pump?
This pump is primarily used for raw water cooling of marine engines and marine air conditioning systems, ensuring efficient heat transfer.
Can this pump be used for bilge pumping?
While designed for raw water circulation, its flow rate and self-priming capability might allow for intermittent bilge use, but it's not its primary design function.
What size are the inlet and outlet ports?
The pump features 3/4"" threaded ports for both inlet and outlet connections.
What type of motor does this pump utilize?
It is equipped with a reliable Permanent Magnet DC motor designed for continuous duty applications.
