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Shurflo 94-804-02 Upper Housing Assembly for Pro Blaster II 4248 & 4258 Series Washdown Pumps

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

94-804-02
07/13/2036 4:39 AM
Sale Price

$48.50

In Stock (6)

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Usually delivered within 2 days

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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 94-804-02 is a genuine OEM upper housing assembly designed as a direct replacement for Shurflo Pro Blaster II Deluxe and Ultimate Series washdown pumps. This pump head assembly includes an integrated 60 PSI demand switch, restoring proper pressure regulation and automatic on/off function to your washdown system.

Compatible Pump Models:

  • Shurflo Pro Blaster II Deluxe 4.0 — 12V (4248-153-A09 / 4248-153-E09)
  • Shurflo Pro Blaster II Deluxe 4.0 — 24V DC (4248-163-A09 / 4248-163-E09)
  • Shurflo Pro Blaster II Ultimate 5.0 — 12V (4258-153-A09 / 4258-153-E09)
  • Shurflo Pro Blaster II Ultimate 5.0 — 24V DC (4258-163-A09 / 4258-163-E09)

Key Features:

  • Includes integrated 60 PSI demand pressure switch for automatic pump cycling
  • Direct OEM replacement — no modification required
  • Also compatible with 4348, 4358, and 4648 Series pump models
  • Restores full pump head functionality on worn or damaged units

Note: This assembly does not include the valve assembly, check valve, or drive assembly. Those components are sold separately if also needed.

Products specifications

Type

Upper Housing for 4258 Series

Very easy to order from your site,it was my bad that I had only purchased one rotor on Sunday and wished that I was prompted "do you need just one" and not two rotors? But it was my mistake. Bob Rowean.

The product was just what I ordered and arrived ahead of scheduled delivery date. Thanks.

Smooth transaction

All went well.

Good product and price

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