Description
Johnson Pump 3.5 Aqua Jet Washdown 12V | Boat Supply Store
Maintain pristine deck conditions on your vessel with the Johnson Pump 3.5 Aqua Jet Washdown. This 12V pump generates a robust 70 PSI, significantly reducing cleaning time for saltwater residue or fish debris. Its advanced five-chamber design ensures a smooth, pulsation-free water delivery at a flow rate of 3.5 GPM, making it exceptionally quiet for its class and suitable for use in the sensitive marine environment of the Gulf Coast.
Key Features
- Whisper quiet operation minimizes noise disturbance on board.
- Pulsation-free flow from advanced five-chamber diaphragm construction.
- Self-priming capability simplifies installation and startup.
- High pressure output of 70 PSI tackles stubborn grime efficiently.
- Versatile hose connections include 1/2" NPT, 3/4" GHT, and barb fittings.
- Complete kit includes trigger nozzle and PUMProtector inlet strainer.
- Durable construction ensures a long service life under demanding conditions.
- CE-Approved for compliance with European safety standards.
Specifications
| Product Specifications | |
|---|---|
| Voltage | 12V DC |
| Capacity | 13 l/min (3.5 GPM) |
| Pressure Cut-off | 5 bar (70 psi) |
| Fuse | 15 A |
| Motor Power | 120 W |
| Inlet/Outlet Ports | 1/2" NPT / hose 3/4", GHT 3/4"; 3/8" BSP x 1/2" barb connections |
Who This Is For
Owners of small to medium-sized leisure and commercial boats requiring a reliable, quiet, and high-pressure washdown solution. This pump is ideal for those who prioritize efficient deck cleaning with minimal operational noise.
How It Compares
| Feature | Johnson Pump 3.5 Aqua Jet Washdown 12V | Seaflo 35 |
|---|---|---|
| Flow Rate | 3.5 GPM | 3.0 GPM |
| Pressure Cut Off | 70 PSI | 50 PSI |
| Voltage | 12V DC | 12V DC |
| Chamber Design | Five-chamber | Typically 3-chamber |
| Included Accessories | Trigger nozzle, PUMProtector inlet strainer, hose connections (BSP & NPT) | Spray nozzle, inlet strainer, hose fittings |
Common Concerns Answered
How durable are the diaphragms for frequent, heavy use?
While the five-chamber design ensures longevity, some users with exceptionally heavy, continuous usage have noted diaphragm wear over extended periods. Regular inspection and timely replacement are recommended for optimal performance.
Does this pump require an external pressure switch for constant operation?
The Johnson Pump 3.5 Aqua Jet is designed for automatic operation via its internal pressure switch. While some installations might benefit from an additional switch for specific continuous flow needs, it is not a mandatory requirement for standard washdown functionality.
Is the initial investment justified compared to simpler washdown pumps?
The initial cost reflects its superior 70 PSI output, quiet five-chamber operation, and included accessories like the trigger nozzle and PUMProtector strainer. This premium performance and comprehensive kit provide significant value for boaters prioritizing efficiency and a superior clean.
Frequently Asked Questions
What is the flow rate of the Johnson Pump 3.5 Aqua Jet Washdown 12V?
The Johnson Pump 3.5 Aqua Jet Washdown 12V delivers a flow rate of 13 liters per minute, equivalent to 3.5 gallons per minute (GPM).
What is the maximum pressure this washdown pump can deliver?
This washdown pump can deliver a maximum pressure of 5 bar, which is equivalent to 70 psi.
Is this pump self-priming?
Yes, the Johnson Pump 3.5 Aqua Jet Washdown 12V is self-priming, allowing it to draw water from the source without manual priming.
What type of hose connections are included?
This pump includes multiple connection types: 1/2" NPT, 3/4" GHT, and 3/8" BSP x 1/2" barb fittings, offering versatility for different hose setups.
What is the power consumption of this pump?
The pump is powered by a 120 W motor and requires a 15 A fuse for operation.