{"product_id":"jabsco-18590-2092-12v-self-priming-12-gpm-macerator-pump-6-185902092","title":"Jabsco 12V Self-Priming Marine Macerator Pump – 12 GPM (18590-2092)","description":"\u003ch2\u003eJabsco 12V Self-Priming Marine Macerator Pump – 12 GPM (18590-2092)\u003c\/h2\u003e\n\u003cp\u003eA heavy-duty 12V macerator pump built for holding tank discharge on recreational and commercial vessels. The Jabsco 18590-2092 delivers 12 GPM flow with a four-bladed chopper, triple-sealed motor, and run-dry protection — engineered for reliable, clog-resistant operation in demanding marine environments. The most common choice for 12V vessels needing a standalone macerator for their sanitation system.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V DC operation:\u003c\/strong\u003e Compatible with standard 12V electrical systems on the vast majority of recreational vessels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12 GPM flow rate:\u003c\/strong\u003e High-volume discharge clears holding tanks quickly and efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-bladed chopper:\u003c\/strong\u003e Macerates waste thoroughly to minimize clogging in the discharge line.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple-sealed motor:\u003c\/strong\u003e Three-stage sealing prevents both internal and external motor corrosion — built for long-term reliability in salt water environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRun-dry protection:\u003c\/strong\u003e Self-priming pump can operate safely without liquid present, protecting the motor during discharge cycles when the tank runs low.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-priming to 4 ft (1.2 m):\u003c\/strong\u003e Primes automatically without manual intervention, even when mounted above the tank outlet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIgnition-protected:\u003c\/strong\u003e Complies with USCG 183.410 and ISO 8846 Marine ignition protection standards — safe for installation near fuel systems and in enclosed spaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 18590-2092\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 6-185902092\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Rate:\u003c\/strong\u003e 12 GPM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Priming Lift:\u003c\/strong\u003e Up to 4 ft (1.2 m) vertical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChopper:\u003c\/strong\u003e Four-bladed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Sealing:\u003c\/strong\u003e Triple-sealed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e USCG 183.410, ISO 8846 Marine (ignition protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 11⅜\" L × 4¾\" W × 3⅝\" H\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInlet Port:\u003c\/strong\u003e 1½\" hose barb + 1½\" NPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Port:\u003c\/strong\u003e 1\" hose barb\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/jabsco-18590-2094-24v-self-priming-12-gpm-macerator-pump-6-185902094\"\u003eJabsco 24V Self-Priming Marine Macerator Pump – 12 GPM (18590-2094)\u003c\/a\u003e — The 24V version of this pump for larger vessels and commercial applications with 24V electrical systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/jabsco-12v-self-priming-macerator-pump-jab-18590-2092\"\u003eJabsco 12V Self-Priming Macerator Pump (JAB-18590-2092)\u003c\/a\u003e — Earlier listing of the same pump model — confirm stock and pricing before recommending.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/seachoice-17888-macerator-pump-12-gpm-12v-12a-50-17888\"\u003eSeachoice 12 GPM Marine Macerator Pump – 12V, 12A (17888)\u003c\/a\u003e — Alternative 12V macerator with universal mounting bracket and easy-access unclogging knob.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/johnson-pump-12v-macerator-pump\"\u003eJohnson Pump 12V Macerator Pump\u003c\/a\u003e — Another 12V macerator option for side-by-side comparison.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/type-iii-msd-waste-management-system-6-381100092\"\u003eJabsco Type III MSD Waste Management System – Holding Tank \u0026amp; Macerator (38110-0092)\u003c\/a\u003e — All-in-one holding tank and macerator system for vessels building a complete sanitation setup from scratch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\n\u003cp\u003eThis is the standard recommendation for any 12V vessel that needs a standalone macerator pump for holding tank discharge — it’s Jabsco’s most widely used macerator model and a proven performer. The triple-sealed motor and run-dry protection are the key durability differentiators over cheaper alternatives; worth highlighting for customers who’ve had macerators fail from corrosion or dry running. The ignition-protection rating matters if the pump is going near the engine compartment or a fuel tank — confirm this before recommending a non-rated pump. Note that there is also an older listing for this same model (\u003ca href=\"\/products\/jabsco-12v-self-priming-macerator-pump-jab-18590-2092\"\u003eJAB-18590-2092\u003c\/a\u003e) — these should be consolidated to avoid customer confusion. For customers on 24V systems, specify the \u003ca href=\"\/products\/jabsco-18590-2094-24v-self-priming-12-gpm-macerator-pump-6-185902094\"\u003e18590-2094\u003c\/a\u003e instead.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51199432982564,"sku":"6-185902092","price":494.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/6-185902092.jpg?v=1785605272","url":"https:\/\/marisolmarine.com\/products\/jabsco-18590-2092-12v-self-priming-12-gpm-macerator-pump-6-185902092","provider":"Marisol Marine Company","version":"1.0","type":"link"}