Description
Shurflo AC Circulation Pump 4.5GPM | Boat Supply Store
Eliminate frustrating air locks in your marine air conditioning system with this self-priming circulation pump from Shurflo by Pentair. Engineered for continuous operation, it reliably delivers 4.5 GPM with a 50 PSI bypass pressure, ensuring your vessel remains comfortable in warm Texas waters. Its run-dry capability, protected by EPDM valves, provides crucial operational redundancy and peace of mind during extended cruising.
Key Features
- Prevent Air Lock Self-priming capability eliminates common AC system air binding.
- Consistent Flow Delivers a robust 4.5 GPM for efficient coolant circulation.
- Reliable Operation 115VAC power ensures compatibility with standard marine AC power.
- System Protection 50 PSI bypass pressure safeguards components.
- Run-Dry Capability EPDM valves allow operation without fluid, preventing damage.
- Quiet Performance Engineered for minimal noise during operation.
- Versatile Mounting Can be installed in any orientation to fit available space.
- Integrated Safety Features automatic demand operation and thermal protection.
Specifications
| Product Specifications | |
|---|---|
| Voltage | 115VAC |
| Flow Rate | 4.5 GPM |
| Bypass Pressure | 50 PSI |
| Valve Material | EPDM |
| Self-Priming | Yes |
| Run-Dry Capable | Yes |
| Mounting Position | Any |
Who This Is For
Boat owners and marine technicians seeking to eliminate air locking issues in AC systems and ensure consistent onboard comfort. Ideal for those needing a dependable circulation pump to prevent operational interruptions, especially after system maintenance or periods of inactivity.
How It Compares
| Feature | Shurflo AC Circulation Pump 4.5GPM | Competitor |
|---|---|---|
| Voltage | 115VAC | 12V DC |
| Flow Rate | 4.5 GPM | 5.5 GPM / 4.5 GPM |
| Bypass Pressure | 50 PSI | 70 PSI / 50 PSI |
| Self-Priming | Yes | Yes (typically up to 6ft prime) / Yes |
| Run-Dry Capable | Yes | Yes / Yes |
| Valve Material | EPDM | Santoprene / EPDM |
| Primary Application | Marine Air Conditioning Circulation | General Washdown/Pressure / General Washdown/Pressure |
Common Concerns Answered
Will this pump require a special power source?
This Shurflo pump operates on 115VAC, which may necessitate an inverter or shore power connection if your vessel is primarily equipped with 12V systems.
Is this pump a cost-effective solution?
While this pump has a higher price point compared to general-purpose washdown pumps, its specialized design for AC circulation and run-dry capability justifies the investment for critical system reliability.
My boat is primarily 12V. Can I still use this pump?
Yes, you can utilize this 115VAC pump on a 12V system by installing a suitable inverter or ensuring access to shore power, allowing for reliable AC operation.
Frequently Asked Questions
What causes air locking in marine air conditioning systems?
Air locking typically occurs when air enters the closed-loop circulation system of an AC unit, often due to low coolant levels, leaks, or system disturbances such as launching or periods of inactivity.
How does a self-priming pump prevent air locking?
A self-priming pump, like this Shurflo unit, is designed to draw fluid and expel air from the system on its initial startup, effectively clearing any trapped air and establishing proper circulation.
Can this Shurflo pump run dry without damage?
Yes, this pump is specifically designed to be run-dry capable, thanks to its EPDM valves, which prevents damage that would occur in standard pumps when operating without fluid.
What is the flow rate of this Shurflo circulation pump?
This Shurflo by Pentair pump provides a flow rate of 4.5 gallons per minute (GPM), ensuring efficient circulation of your marine air conditioning system's coolant.
What type of valves does this pump use and why is it important?
This pump utilizes EPDM valves, a material known for its durability and resistance to wear and tear, particularly important for its run-dry capability and overall longevity in demanding marine environments.
