{"product_id":"seaflo-pressure-21-series-12v-pump-3-8-l-min-1-0-gp","title":"Seaflo 12V 1.0GPM 40PSI Water Pressure Pump 21-Series Marine RV SFDP1-010-040-21","description":"\u003c!-- \n  ***********************************************************\n  EBAY LISTING DATA\n  ***********************************************************\n  OPTIMIZED EBAY TITLE (80 Chars): Seaflo 12V 1.0GPM 40PSI Water Pressure Pump 21-Series Marine RV SFDP1-010-040-21\n  SEO NOTES: Verified Seaflo 21-Series specifications. Focused on 1.0 GPM 40 PSI 12V DC parameters. Ideal for Marine, RV, and Agricultural use.\n--\u003e\n\n\u003cdiv style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 16px; line-height: 1.6; color: #333333; max-width: 900px; margin: 0 auto;\"\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\": \"https:\/\/schema.org\/\",\n    \"@type\": \"Product\",\n    \"name\": \"SEAFLO 12V 1.0 GPM 40 PSI Water Pressure Pump (21-Series)\",\n    \"description\": \"High-efficiency Seaflo 21-series 12V diaphragm pump delivering 1.0 GPM at 40 PSI. Features built-in pressure switch, thermal protection, and self-priming capabilities up to 4 feet.\",\n    \"brand\": { \"@type\": \"Brand\", \"name\": \"Seaflo\" },\n    \"sku\": \"SFDP1-010-040-21\",\n    \"mpn\": \"SFDP1-010-040-21\",\n    \"offers\": {\n      \"@type\": \"Offer\",\n      \"url\": \"https:\/\/4boats.co.uk\/products\/seaflo-new-seaflo-pressure-pump-21-series-12v-1-0gpm-40psi-dp101004021\",\n      \"priceCurrency\": \"GBP\",\n      \"price\": \"{{ product.price | money_without_currency }}\",\n      \"availability\": \"https:\/\/schema.org\/InStock\"\n    }\n  }\n  \u003c\/script\u003e\n\n  \u003cdiv style=\"background-color: #2c3e50; color: #ffffff; padding: 40px 20px; text-align: center; border-radius: 6px 6px 0 0;\"\u003e\n    \u003ch1 style=\"margin: 0; font-size: 28px; letter-spacing: 1px; text-transform: uppercase; color: #ffffff;\"\u003eSEAFLO 12V 1.0GPM 40PSI PUMP\u003c\/h1\u003e\n    \u003cp style=\"margin: 10px 0 0; font-size: 18px; color: #ecf0f1;\"\u003ePremium 21-Series Diaphragm Water Pump (SFDP1-010-040-21)\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"padding: 25px; border: 1px solid #e0e0e0; border-top: none; background-color: #ffffff;\"\u003e\n    \u003cp style=\"margin-top: 0;\"\u003eThe Seaflo 21-Series is a compact, self-priming diaphragm pump designed for localized water pressure and liquid transfer. Ideal for applications requiring low flow at consistent pressure, this pump features an integrated demand pressure switch that automatically starts and stops the motor when the outlet is opened or closed. Built with corrosion-resistant materials, it is engineered for the rigours of marine and mobile environments.\u003c\/p\u003e\n    \u003cdiv style=\"background-color: #f8f9fa; border-left: 5px solid #27ae60; padding: 15px; margin: 20px 0;\"\u003e\n      \u003cstrong style=\"color: #27ae60;\"\u003eRELIABILITY:\u003c\/strong\u003e Engineered with a 2-chamber positive displacement design and thermal overload protection to ensure safe, long-term operation even in demanding conditions.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"display: flex; flex-wrap: wrap; margin-top: 20px; gap: 20px;\"\u003e\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eKey Features\u003c\/h3\u003e\n      \u003cul style=\"list-style-type: none; padding: 0; margin: 0;\"\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Self-priming up to 4ft (1.2m) vertical lift\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Integrated on-demand pressure switch\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Run-dry safe for normal workloads\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Thermal protection and ignition protected\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Vibration-absorbing rubber mounting feet\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eTechnical Specs\u003c\/h3\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; font-weight: bold; border-bottom: 1px solid #eee;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003e12V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; font-weight: bold; border-bottom: 1px solid #eee;\"\u003eFlow Rate\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003e1.0 GPM (3.8 LPM)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; font-weight: bold; border-bottom: 1px solid #eee;\"\u003ePressure Setting\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003e40 PSI (2.8 Bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; font-weight: bold; border-bottom: 1px solid #eee;\"\u003eCurrent Draw\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003e4.0A Max\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; font-weight: bold; border-bottom: 1px solid #eee;\"\u003ePorts\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003e3\/8\" Hose Barb\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; font-weight: bold; border-bottom: 1px solid #eee;\"\u003eDiaphragm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee; text-align: right;\"\u003eSantoprene\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"product-media\"\u003e\n\u003cimg loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1078\/5560\/files\/1-22041Q33459E9.jpg\" alt=\"21-EN.jpg\" title=\"\"\u003e \u003ciframe src=\"https:\/\/www.youtube.com\/embed\/sWVsqeKEiS8\" loading=\"lazy\"\u003e\u003c\/iframe\u003e\n\u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eCompatibility \/ Fitment Guide\u003c\/h3\u003e\n    \u003cdiv style=\"overflow-x: auto;\"\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n        \u003cthead\u003e\u003ctr style=\"background-color: #ecf0f1;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eApplication\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eSystem Usage\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMarine \/ Yachts\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eDeck wash, sink faucets\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSuits 1-2 fixtures\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eRV \/ Caravans\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003ePotable water systems\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCompact footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eAgriculture\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSpot sprayers, liquid transfer\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eChemical resistant EPDM valves\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSolar Water\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCirculation and filtration\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eIdeal for 12V battery banks\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eOEM Cross Reference\u003c\/h3\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 10px; background-color: #f8f9fa; border: 1px solid #ddd; font-weight: bold;\"\u003eSeaflo MPN\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSFDP1-010-040-21 \/ DP101004021\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 10px; background-color: #f8f9fa; border: 1px solid #ddd; font-weight: bold;\"\u003eShurflo Equivalent\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e105 Series (e.g. 105-003, 105-013)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; background-color: #fcfcfc; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px;\"\u003e\n    \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eQuestions \u0026amp; Answers\u003c\/h3\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eIs this a genuine original part?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eThis is a genuine SEAFLO 21-series product, recognized globally as a leading high-performance alternative to more expensive marine pump brands.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eHow do I know if it is compatible?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eCompare the flow rate (1.0 GPM) and pressure (40 PSI) with your current pump. If your system uses 3\/8\" hosing and a 12V DC power supply, this is an excellent replacement for most small-scale demand systems.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 0;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eCan this pump be used with salt water?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eYes. The internal components, including the Santoprene diaphragm and EPDM valves, are chemically resistant and suitable for both fresh and saltwater applications.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; text-align: center; font-size: 14px; color: #7f8c8d; border-top: 1px solid #eee; padding-top: 20px;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Please verify your plumbing size and power requirements against the specifications above before purchasing. Distributed by 4boats.co.uk.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"4Boats","offers":[{"title":"Default Title","offer_id":56755575030134,"sku":"DP101004021","price":54.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8140\/9004\/files\/seaflo-pressure-pump-21-series-12v-1-0-gpm-40-psi-4boats.jpg?v=1764338225","url":"https:\/\/www.leighnumberplates.com\/products\/seaflo-pressure-21-series-12v-pump-3-8-l-min-1-0-gp","provider":"Leigh Number Plates","version":"1.0","type":"link"}