--- product_id: 111198576 title: "Seaflo 12V 4.3 LPM Water System Pump" brand: "seaflo" price: "€ 64.55" currency: EUR in_stock: true reviews_count: 13 category: "Seaflo" url: https://www.desertcart.fi/products/111198576-seaflo-12v-4-3-lpm-water-system-pump store_origin: FI region: Finland --- # 12V power efficiency 1.2 GPM flow rate Standard 3/8" hose barb Seaflo 12V 4.3 LPM Water System Pump **Brand:** seaflo **Price:** € 64.55 **Availability:** ✅ In Stock ## Summary > 💧 Power your flow, effortlessly and reliably! ## Quick Answers - **What is this?** Seaflo 12V 4.3 LPM Water System Pump by seaflo - **How much does it cost?** € 64.55 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/111198576-seaflo-12v-4-3-lpm-water-system-pump) ## Best For - seaflo enthusiasts ## Why This Product - Trusted seaflo brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual Tap Ready:** Supports water supply to two outlets simultaneously for versatile use. - • **Certified Quality:** Meets RoHS, SGS, and ISO standards with a 2-year warranty for peace of mind. - • **Durable & Reliable:** Ignition protected with a robust Santoprene diaphragm for long-lasting performance. - • **Smart Auto Pressure:** Built-in pressure switch starts/stops pump automatically with faucet use. - • **Compact & Lightweight:** Only 1.3 lbs and small footprint fits tight spaces in RVs, boats, and off-grid setups. ## Overview The Seaflo 12V 1.2 GPM 35 PSI Water Pressure Diaphragm Pump is a compact, self-priming pump designed for marine, RV, agricultural, and industrial applications. It delivers steady water pressure to one or two outlets with automatic on/off control via a built-in pressure switch. Featuring durable Santoprene diaphragms, ignition protection, and compliance with global quality standards, this lightweight pump offers reliable performance backed by a 2-year warranty. ## Description The 21-Series Pumps are compact and designed for a wide range of applications including liquid transfer, spraying, circulation, filtration and dispensing. The 21-series of diaphragm pumps are self-priming and can be run dry without harm. It provides up to 1.2 gallons per minute. Miniature multi outlet water pressure pump serves 1 or 2 3/8” (10 mm) outlets at any one time. This compact automatic demand water system pump has a built-in pressure switch, which automatically starts and stops the pump when faucet is opened and closed.TYPICAL APPLICATIONSMarine, RV, Agricutural Spraying, General Industial, Filtration, Beverage Processing, Solar Water System.INFORMATIONType:2 Chamber positive displacement diaphragm pump, self priming, capable of being run dryControl Type:Pressure switchMax Recommended Temperature:60° C (140° F)Priming Capabilities:4 feet (1.2 m) suction liftRe-start Pressure Shut-off Pressure 35 PSI: 25 PSI ±5 PSI (±0.3 bar)Inlet/Outlet Ports:3/8" (10 mm) hose barbWeight:1.3 lbs (0.6 kg)MOTORLeads:18 AWG, 14" (35 cm) long with 2-Pin connector / LeadsDuty Cycle:IntermittentMax.Amp Draw:4.0 AFuse:6.0 ASTANDARD PUMP CONFIGURATIONSVoltage:12VOpen Flow（GPM/LPM）:1.2 / 4.3Max Draw:4.0AShut-off Pressure（PSI/BAR):35 / 2.4Valves:EPDMDiaphragm:Santoprene Review: Workhorse - This is a little workhorse of a pump, simple to set up, a little on the noisy side but that also reminds you that the thing is running, pumps well and no worry if the liquid your moving runs out because it will work dry. Review: Watering the allotment - Using to water the allotment through a 25m hose,works great with enough pressure. Operates via solar and a 6amp battery...auto pressure on/off working well ## Features - Able to supply water to two taps. 2 years warranty. - 18AWG,13" long Leads. 10mm (3/8") Hose barb connections. - Ignition protected. - Meets or exceeds RoHS, SGS, and ISO standards. - Industry standard mounting pattern. Intermittent duty. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01CIZMC32 | | Best Sellers Rank | 12,166 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 5 in Boat Water Pressure Pumps | | Brand | Seaflo | | Colour | Black, Orange | | Country of Origin | China | | Customer Reviews | 4.1 out of 5 stars 610 Reviews | | Flow Rate | 1.2 Gallons Per Minute | | Global Trade Identification Number | 06970424907688 | | Item Dimensions L x W x H | 16.9L x 9.8W x 6.2H centimetres | | Item Weight | 599 g | | Manufacturer | Seaflo | | Material | Polypropylene (PP) | | Maximum Lifting Height | 4 Feet | | Model Number | SFDP1-012-035-21 | | Part Number | SFDP1-012-035-21 | | Power source | ['Electricity'] | | Product Style | Classic | | Product dimensions | 16.9L x 9.8W x 6.2H centimetres | | Style | Classic | | UPC | 790149956923 637776648466 | | Unit Count | 1.0 count | | Usage | RV, Boat, Off-Grid Systems, Agriculture, General Industrial, Automotive | | Voltage | 12 Volts | ## Product Details - **Brand:** Seaflo - **Colour:** Black, Orange - **Item weight:** 599 g - **Material:** Polypropylene (PP) - **Maximum flow rate:** 1.2 Gallons Per Minute - **Maximum lifting height:** 4 Feet - **Power source:** ['Electricity'] - **Product dimensions:** 16.9L x 9.8W x 6.2H centimetres - **Style:** Classic - **Voltage:** 12 Volts ## Images ![Seaflo 12V 4.3 LPM Water System Pump - Image 1](https://m.media-amazon.com/images/I/6149ywb8yYL.jpg) ![Seaflo 12V 4.3 LPM Water System Pump - Image 2](https://m.media-amazon.com/images/I/81NketIxdDL.jpg) ![Seaflo 12V 4.3 LPM Water System Pump - Image 3](https://m.media-amazon.com/images/I/91GFE1I9KfL.jpg) ![Seaflo 12V 4.3 LPM Water System Pump - Image 4](https://m.media-amazon.com/images/I/81UGNKCwnEL.jpg) ![Seaflo 12V 4.3 LPM Water System Pump - Image 5](https://m.media-amazon.com/images/I/91uV4EHUrML.jpg) ## Questions & Answers **Q: In addition to the pressure demand switch, is there an on/off switch?** A: No, there is no built-in on/off switch, however, you can install a switch on the positive lead from the 12v source. **Q: How would you rate the quietness of this pump?** A: I would rate the pump as very quiet while operating **Q: Does the pump have a check valve so i can t it in line with a city water hookup in my rv?** A: No. **Q: What are the wires for coming out of the pump?** A: Pump is 12 volt. Red hot black ground. Has instructions to wire. Pump gas pressure switch that shuts on and off as when faucet is turned. I suggest adding switch in hot side so you can completely shut down . ## Customer Reviews ### ⭐⭐⭐⭐⭐ Workhorse *by B***N on 3 July 2026* This is a little workhorse of a pump, simple to set up, a little on the noisy side but that also reminds you that the thing is running, pumps well and no worry if the liquid your moving runs out because it will work dry. ### ⭐⭐⭐⭐⭐ Watering the allotment *by K***Y on 5 May 2026* Using to water the allotment through a 25m hose,works great with enough pressure. Operates via solar and a 6amp battery...auto pressure on/off working well ### ⭐⭐⭐⭐ Great little pump with back-pressure shutoff *by M***E on 13 October 2025* Do not tighten mounting screws too tight as this will result in vibration/noise ## Frequently Bought Together - Seaflo 12V 1.2 GPM 35 PSI Water Pressure Diaphragm Pump - Water Pump Strainer, 3/8 Inch Hose Barb In-Line Strainer Twist-On Sprayer Filter for Water Pump 12V DC 80 PSI RV Camper Marine Boat Lawn - 3/8" ID x 25 Ft High Pressure Braided Clear PVC Vinyl Tubing Flexible Vinyl Tube, Heavy Duty Reinforced Vinyl Hose Tubing, BPA Free and Non Toxic --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.fi/products/111198576-seaflo-12v-4-3-lpm-water-system-pump](https://www.desertcart.fi/products/111198576-seaflo-12v-4-3-lpm-water-system-pump) --- *Product available on Desertcart Finland* *Store origin: FI* *Last updated: 2026-07-28*