SHURFLO AQUA KING II Supreme Fresh Water Pump Review

Let’s Talk About SHURFLO AQUA KING II Supreme Fresh Water Pump

The SHURFLO AQUA KING II Supreme Fresh Water Pump is SHURFLO’s answer to demanding water needs in boats and RVs. Designed for multi-fixture setups, this 12VDC pump delivers a robust 5.0 GPM, promising consistent water pressure akin to what you’d expect at home. Its built-in bypass and heavy-duty motor highlight its adaptability and durability, making it a key contender for those seeking a reliable freshwater solution on the move.

My journey to finding this pump started with persistent low water pressure in my sailboat. The existing pump struggled to supply multiple outlets simultaneously, making showers a frustrating experience. I yearned for a system that could handle the demands of a small galley and head without sacrificing performance.

Unboxing the AQUA KING II Supreme, I was immediately struck by its solid construction. The black finish lends it a professional look, and the weight suggests a robust motor within. It felt like a substantial upgrade compared to the flimsy plastic pump it was replacing.

I considered the Jabsco Par-Max 4 and the Seaflo 55-Series pump as alternatives. I opted for the SHURFLO due to its reputation for longevity and the built-in bypass feature, promising smooth pressure regulation without needing an accumulator tank. My initial excitement was high – I hoped this pump would finally solve my water pressure woes.


Real-World Testing: Putting SHURFLO AQUA KING II Supreme Fresh Water Pump to the Test

First Use Experience

I installed the SHURFLO AQUA KING II Supreme in my 30-foot sailboat, connecting it to the existing plumbing system. The initial test run was impressive: instant water pressure at all fixtures, even with multiple taps open simultaneously. The pump operated smoothly and relatively quietly, a significant improvement over my old, noisy unit.

During a weekend sailing trip, the pump faced varied conditions, including choppy seas and fluctuating power levels. The AQUA KING II Supreme maintained consistent pressure even as the boat pitched and rolled, and the internal bypass seemed to prevent pressure spikes when only a small amount of water was being drawn. I appreciated the peace of mind it offered.

The SHURFLO AQUA KING II Supreme was surprisingly easy to install, despite being a slightly larger unit than the pump it replaced. The provided instructions were clear, and the connections were straightforward, though some minor plumbing adjustments were needed to accommodate the different port sizes. After the initial setup, the pump ran smoothly without any hiccups, immediately demonstrating its improved performance.

Extended Use & Reliability

After six months of continuous use, including several extended voyages, the SHURFLO AQUA KING II Supreme has proven its reliability. There are no signs of wear or performance degradation. The pump continues to deliver consistent pressure and operates quietly, even under heavy use.

Maintenance has been minimal; a quick rinse of the strainer screen every few weeks is all that’s needed. The durable materials and sealed components appear to be withstanding the harsh marine environment well. This contrasts starkly with my previous pump, which required frequent repairs and eventually failed completely due to corrosion.

Compared to my previous pump experiences, the SHURFLO has far exceeded expectations. The consistent pressure, quiet operation, and robust construction have transformed my onboard water system. This pump provides a comfortable and reliable freshwater supply that enhances the entire sailing experience.

Breaking Down the Features of SHURFLO AQUA KING II Supreme Fresh Water Pump

Specifications

The SHURFLO AQUA KING II Supreme Fresh Water Pump boasts a 12-volt DC power requirement, making it compatible with most boat and RV electrical systems. It delivers a flow rate of 5.0 gallons per minute (GPM), ensuring ample water supply for multiple fixtures. SHURFLO specifies the pump as being black in color.

The SHURFLO pump’s key specifications directly translate to a superior user experience. The 5.0 GPM flow rate guarantees strong shower pressure, while the 12VDC compatibility simplifies installation. Its color does not affect functionality.

Performance & Functionality

The SHURFLO AQUA KING II Supreme Fresh Water Pump excels in delivering consistent and powerful water pressure. Its built-in mechanical bypass effectively regulates flow, preventing cycling and ensuring smooth operation even at low demand. The self-priming capability simplifies initial startup and allows the pump to operate even if the water source is slightly above the pump.

The AQUA KING II Supreme’s strengths lie in its reliability and consistent performance. The bypass function works flawlessly, preventing pressure surges and extending the pump’s lifespan. The only area for potential improvement is noise level; while quieter than many pumps, it is not entirely silent. Overall, the SHURFLO significantly exceeds expectations, providing a seamless and reliable water supply.

Design & Ergonomics

The SHURFLO AQUA KING II Supreme is constructed from robust, corrosion-resistant materials. The sealed motor and switch contribute to its durability in harsh environments. While not particularly stylish, the pump’s compact design and straightforward connections make installation relatively easy.

The AQUA KING II Supreme’s user-friendly design prioritizes functionality and durability. The materials feel solid and well-made, suggesting a long lifespan. There is no significant learning curve with the pump’s operation, making it accessible to both seasoned boat owners and newcomers.

Durability & Maintenance

The SHURFLO AQUA KING II Supreme is designed to withstand the rigors of marine and RV environments. Its sealed motor, corrosion-resistant coating, and built-in check valve contribute to its long-term reliability. Routine maintenance is limited to occasional cleaning of the strainer screen, ensuring optimal performance.

With proper care, the SHURFLO AQUA KING II Supreme should provide years of dependable service. The pump’s simple design and easily accessible components facilitate maintenance and minor repairs. SHURFLO’s reputation for quality and readily available spare parts further enhances its long-term value.

Accessories and Customization Options

The SHURFLO AQUA KING II Supreme comes with basic installation hardware. While there are limited customization options for the pump itself, it is compatible with standard plumbing fittings and can be easily integrated into existing water systems. Aftermarket accessories such as accumulator tanks can further enhance performance and reduce cycling, though the pump’s built-in bypass often makes these unnecessary.

The AQUA KING II Supreme’s compatibility with common plumbing fittings provides flexibility during installation and allows for easy integration with various accessories. The lack of specific SHURFLO branded accessories is not a major drawback, as the pump functions exceptionally well on its own. The focus remains on core performance and reliability, rather than unnecessary add-ons.

Pros and Cons of SHURFLO AQUA KING II Supreme Fresh Water Pump

Pros

  • Delivers consistent and powerful water pressure, even with multiple fixtures running.
  • Built-in bypass eliminates the need for an accumulator tank.
  • Quiet operation compared to other similar pumps on the market.
  • Durable construction with corrosion-resistant materials for long-term reliability.
  • Self-priming capability simplifies startup and ensures consistent performance.

Cons

  • Relatively higher price point compared to some competing pumps.
  • While quieter than some alternatives, it is not completely silent.


Who Should Buy SHURFLO AQUA KING II Supreme Fresh Water Pump?

Perfect for: Boat owners, RV enthusiasts, and anyone needing a reliable and high-performance freshwater pump for multi-fixture systems. This is especially useful for those wanting “at home” shower pressure.

Who should skip this product? Those with simple, single-fixture water systems might find the AQUA KING II Supreme an overkill. Those on a very tight budget might consider cheaper alternatives, but they may sacrifice performance and longevity.

Must-have accessories or modifications? A good quality inlet strainer is essential to protect the pump from debris. Adding a pressure gauge can help monitor system performance and identify potential issues.

Conclusion on SHURFLO AQUA KING II Supreme Fresh Water Pump

The SHURFLO AQUA KING II Supreme Fresh Water Pump is a top-tier freshwater solution for boats and RVs. It delivers exceptional performance, durability, and ease of use.

The price is certainly justified by the superior performance and long-term reliability it offers. This pump proves to be a worthwhile investment.

I wholeheartedly recommend the SHURFLO AQUA KING II Supreme to anyone seeking a robust and dependable freshwater pump. Upgrade your water system today and experience the difference!

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