--- product_id: 39031025 title: "PENTAIR SHURFLO 4238-121-E07 Blaster II Washdown Pump, 12V Marine Diaphragm Pump, 3.5 GPM 45 PSI, Self Priming for Boat Deck RV Fresh Saltwater Cleaning" brand: "shurflo" price: "1452.76 DT" currency: TND in_stock: true reviews_count: 8 category: "Shurflo" url: https://www.desertcart.tn/products/39031025-pentair-shurflo-4238-121-e07-blaster-ii-washdown-pump-12v store_origin: TN region: Tunisia --- # 12V DC Power 3.5 GPM Flow Rate Self-Priming Action PENTAIR SHURFLO 4238-121-E07 Blaster II Washdown Pump, 12V Marine Diaphragm Pump, 3.5 GPM 45 PSI, Self Priming for Boat Deck RV Fresh Saltwater Cleaning **Brand:** shurflo **Price:** 1452.76 DT **Availability:** βœ… In Stock ## Summary > 🚀 Power your adventures with the pump that never quits! ## Quick Answers - **What is this?** PENTAIR SHURFLO 4238-121-E07 Blaster II Washdown Pump, 12V Marine Diaphragm Pump, 3.5 GPM 45 PSI, Self Priming for Boat Deck RV Fresh Saltwater Cleaning by shurflo - **How much does it cost?** 1452.76 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/39031025-pentair-shurflo-4238-121-e07-blaster-ii-washdown-pump-12v) ## Best For - shurflo enthusiasts ## Why This Product - Trusted shurflo brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Marine-Grade 12V Power:** Reliable DC voltage ensures seamless operation on boats and RVs. - β€’ **Robust 45 PSI Pressure:** Strong enough to tackle fresh and saltwater cleaning with ease. - β€’ **Self-Priming Diaphragm Pump:** Starts quickly without manual priming, saving you time and hassle. - β€’ **Compact & Lightweight Design:** At just 5.2 lbs and under 10 inches, it fits perfectly in tight marine or RV spaces. - β€’ **Efficient 3.5 Gallons Per Minute Flow:** Delivers powerful washdown performance to keep your deck spotless. ## Overview The PENTAIR SHURFLO 4238-121-E07 Blaster II is a 12V marine diaphragm pump delivering 3.5 GPM at 45 PSI. Designed for fresh and saltwater washdown on boats and RVs, it features self-priming capability and a compact, durable plastic build, making it a trusted choice for professionals seeking reliable, high-performance cleaning power on the go. ## Description Product description TECHNICAL SPECIFICATIONS ## Features - GREAT PRODUCT - Le mer vous sourit - GREAT PRODUCTS ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00U8YDA46 | | Best Sellers Rank | #71,049 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #55 in Power Water Pumps | | Brand | SHURFLO | | Brand Name | SHURFLO | | Color | Beige | | Customer Reviews | 4.4 out of 5 stars 269 Reviews | | Flow Rate | 35 Gallons Per Minute | | Included Components | SHURFLO | | Item Dimensions L x W x H | 9"L x 4.9"W x 4.1"H | | Item Type Name | BLASTER II WD PUMP 12VDC 3.5GPM | | Item Weight | 1 Pounds | | Manufacturer | SHURFLO | | Manufacturer Part Number | 4238-121-E07 | | Manufacturer Warranty Description | LIMITED WARRANTY | | Material | Plastic | | Material Type | Plastic | | Model Number | 4238-121-E07 | | Power Source | DC | | Product Dimensions | 9"L x 4.9"W x 4.1"H | | Product Style | Diaphragm | | Specific Uses For Product | General water transfer, Marine fresh or saltwater wash down | | Style | Diaphragm | | UPC | 752324012404 | | Unit Count | 1.0 Count | | Voltage | 12 Volts | ## Product Details - **Brand:** SHURFLO - **Color:** Beige - **Item Weight:** 5.2 Pounds - **Manufacturer:** Shurflo by Pentair - **Material:** Plastic - **Maximum Flow Rate:** 35 Gallons Per Minute - **Power Source:** DC - **Product Dimensions:** 9"L x 4.9"W x 4.1"H - **Style:** Diaphragm - **Voltage:** 12 Volts ## Images ![PENTAIR SHURFLO 4238-121-E07 Blaster II Washdown Pump, 12V Marine Diaphragm Pump, 3.5 GPM 45 PSI, Self Priming for Boat Deck RV Fresh Saltwater Cleaning - Image 1](https://m.media-amazon.com/images/I/51fZWYAXJgL.jpg) ![PENTAIR SHURFLO 4238-121-E07 Blaster II Washdown Pump, 12V Marine Diaphragm Pump, 3.5 GPM 45 PSI, Self Priming for Boat Deck RV Fresh Saltwater Cleaning - Image 2](https://m.media-amazon.com/images/I/618SXpdgihL.jpg) ![PENTAIR SHURFLO 4238-121-E07 Blaster II Washdown Pump, 12V Marine Diaphragm Pump, 3.5 GPM 45 PSI, Self Priming for Boat Deck RV Fresh Saltwater Cleaning - Image 3](https://m.media-amazon.com/images/I/6123A75UhJL.jpg) ![PENTAIR SHURFLO 4238-121-E07 Blaster II Washdown Pump, 12V Marine Diaphragm Pump, 3.5 GPM 45 PSI, Self Priming for Boat Deck RV Fresh Saltwater Cleaning - Image 4](https://m.media-amazon.com/images/I/61KqCc+tgIL.jpg) ## Questions & Answers **Q: How do I do a warranty claim, shurflow says deal with seller, seller says deal with shurflow?** A: Out of the box defects within 30 days go through the seller. After that, it has to be handled under the factory warranty. **Q: Is this model# 4238-121-e07? the item photo shows 4238-153-e09. please confirm the correct model being sold. thanks.** A: I received the 4238-121-e07 when I ordered. **Q: does this come with fittings?** A: Yes it does. **Q: will this pump start and stop automatically by just using the nozzle. and if so what is the pressure switch set at?** A: I just replaced the pump on my boat with this pump and the switch on the panel must be on for the pump to operate. It will continuously operate the live well as long as the switch is on so would assume it is not pressure regulated ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by A***R on April 4, 2026* ### ⭐⭐⭐⭐⭐ Review *by M***E on February 20, 2026* ### ⭐⭐⭐⭐⭐ Review *by L***J on July 21, 2025* ## Frequently Bought Together - Shurflo by Pentair Blasterβ„’ II Washdown Pump - 12 VDC, 3.5 GPM - SHURFLO (255-313) 1/2" Twist-On Pipe Strainer - SHURFLO 1434.1019 234-2926 1/2" FPT X 1/2" Barb Straight Swivel , Gray --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/39031025-pentair-shurflo-4238-121-e07-blaster-ii-washdown-pump-12v](https://www.desertcart.tn/products/39031025-pentair-shurflo-4238-121-e07-blaster-ii-washdown-pump-12v) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-05-30*