SHURFLO Blaster II washdown pump installed on boat deck for easy rinsing
SHURFLO Blaster II 12V setup showing quick power connection for on-the-go cleaning
SHURFLO Blaster II performing saltwater cleaning on hull and deck
SHURFLO Blaster II diaphragm pump action demonstrates reliable pumping mechanism

SHURFLO

SHURFLO 4238-121-E07 Blaster II Washdown Pump – 12V Marine Diaphragm, 3.5 GPM, 45 PSI

High-performance tools and home improvement made for confident daily results

$248.19

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Why customers choose TaskHolt Tools

Overview

The SHURFLO Blaster II 4238-121-E07 is a compact 12V marine diaphragm washdown pump designed to simplify cleanup on boat decks and RV exteriors. It delivers approximately 3.5 gallons per minute at 45 PSI, offering a steady, controllable stream for rinsing tasks around docks, campsites, and marinas.

With a self-priming design, setup is straightforward even in tight spaces. The pump runs on standard 12V DC power, making it suitable for off-grid use, dockside topping up, or shore power scenarios. Its marine-focused design emphasizes reliability in active cleaning environments without requiring elaborate installation steps.

Performance at a glance

  • 3.5 GPM flow at 45 PSI supports efficient deck and gear rinsing
  • Self-priming, enabling quick installation without priming steps
  • 12V DC operation compatible with most marine and RV electrical systems

Real-world applications

  • Rinse salt spray from the cockpit, rails, and deck after a day on the water
  • Clean fishing gear, bait buckets, and hoses without carrying extra water
  • Refresh an RV exterior, awnings, and outdoor gear with a controlled spray

How to get the most from this pump

  • Install in a compact space where 12V power is available
  • Pair with compatible hose fittings and a simple on/off switch for quick use
  • Check connections and seals periodically to maintain steady performance

Reliability and ease of use

Engineered for routine washdowns, the Blaster II maintains steady pressure and a dependable spray through a compact body. A straightforward wiring approach and a robust diaphragm design support long-term use in boats and RVs with minimal maintenance between uses.

What to consider before buying

  • Match water source capabilities with a 12V power supply
  • Ensure compatible hose fittings and mounting space
  • Plan for drainage and leak prevention around connections

Note: Specifications reflect typical performance expectations and will vary with installation and plumbing setup. This overview helps compare options for deck, trailer, or vehicle washdown needs.

FAQ

Q: What makes the SHURFLO Blaster II 4238-121-E07 suitable for marine and RV washdowns?

A: A compact self-priming 12V diaphragm pump delivering 3.5 GPM at 45 PSI for easy, reliable rinsing on boats or campers.

Q: Does this pump require priming or special maintenance?

A: It is self-priming, with basic checks on connections and seals to maintain performance.

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