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Shurflo 4138-131-E65 Aqua King II 24V Fresh Water Pump 3.0 GPM 55 PSI

Manufacturer

Shurflo

<h3>Shurflo: Trusted Water Pump Solutions for Marine and RV Applications</h3> <p>Shurflo, now part of the Pentair family, has built a reputation as one of the most trusted names in water pump technology for marine, recreational vehicle, and industrial applications. For decades, professionals and enthusiasts alike have relied on Shurflo's engineering expertise to deliver consistent, reliable fluid movement in demanding environments. From weekend boaters to full-time RVers, Shurflo pumps provide the dependable performance needed when you're away from shore power and municipal water connections.</p> <p>What sets Shurflo apart is the brand's commitment to efficient design and durable construction. Their pumps utilize demand-initiated automatic operation, which means the pump activates when you open a faucet and shuts off when you close it—conserving battery power and reducing wear. The multi-chamber diaphragm design minimizes pulsation, delivering smooth water flow without the hammering or surging common in lesser pumps. This attention to detail has made Shurflo the go-to choice for boat builders, RV manufacturers, and aftermarket upgraders who demand quality.</p> <h3>Marine Pumping Solutions</h3> <p>On the water, Shurflo products keep boats clean and fish healthy. The brand's <a href="/7568-shurflo-wash-down-pumps-systems-201156">wash down pumps and systems</a> deliver the high-pressure spray needed to rinse decks, clean fish, and remove salt residue after a day on the ocean. These compact, self-priming pumps can run dry without damage and handle the corrosive marine environment with ease. For anglers, <a href="/7568-shurflo-livewell-aerator-pumps-200624">livewell and aerator pumps</a> ensure baitfish and tournament catches stay lively by maintaining proper water circulation and oxygenation in livewells and baitwells.</p> <h3>RV and Mobile Water Systems</h3> <p>In recreational vehicles and mobile applications, fresh water delivery is essential for comfort and convenience. Shurflo's <a href="/7568-shurflo-water-pressure-system-pumps-201165">water pressure system pumps</a> bring household-quality water pressure to RVs, campers, and off-grid cabins, automatically maintaining consistent flow from sinks, showers, and appliances. Paired with quality <a href="/7568-shurflo-water-inlets-pressure-regulators-201163">water inlets and pressure regulators</a>, these systems protect against overpressure damage while ensuring safe, controlled water delivery whether you're connected to campground hookups or running from your freshwater tank.</p> <p>Shurflo's engineering philosophy centers on low amp draw, quiet operation, and long service life—critical factors when you're dependent on battery power or limited electrical capacity. The brand's pumps feature built-in thermal protection and check valves to prevent backflow, and many models offer tool-free maintenance for quick diaphragm or valve replacement in the field. Whether you're outfitting a new vessel, upgrading an aging RV system, or replacing a failed pump, Shurflo delivers proven technology backed by decades of refinement in real-world conditions.</p>

Part Number

4138-131-E65
06/20/2036 11:41 PM
Sale Price

$185.11

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Shurflo 4138-131-E65 Aqua King II Standard Fresh Water Pump delivers reliable, pressure-regulated water flow for marine and RV fresh water systems. Designed specifically for the harsh marine environment, this 24-volt DC pump features a unique over-molded single-piece diaphragm and internal bypass system that ensures long life and top performance in all plumbing systems.

Key Features:

  • Four independent chamber design provides smooth flow at all demand levels with no rapid cycling
  • 3.0 GPM flow rate ideal for multi-fixture installations with 2-3 outlets
  • 55 PSI shut-off pressure virtually eliminates cycling
  • Self-priming up to 6 feet with dry run capability - can run dry without damage
  • Sealed motor and pressure switch in seamless, electro-coated housing for corrosion resistance
  • Built-in check valve and adjustable pressure switch
  • Thermal overload protection and ignition protected for safety
  • Polypropylene construction for durability
  • Direct replacement for Aqua King 3901 series with same mounting bracket

This automatic demand pump operates quietly and includes two 1/2-inch hose barb fittings (swivel straight adapter 1/2-14 NPT x 1/2" barb). Intermittent duty rated for reliable performance in boats, RVs, and other mobile applications requiring fresh water distribution.

Products specifications

Amps

3.8

PSI

55

Size

8-1/8" x 5" x 4-1/8"

Voltage

24

so far so good

A bit skeptical because it seemed to good to be true but was in fact the product perfect condition! Thanks!

Very fast shipping. Very satisfied.

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Great Price

Great pricing and service

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wish you had this size in black

Very good.

Great

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very easy sight

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So far so good

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