{"product_id":"12-volt-fuel-pump-replace-facet-40189-40189n-3-5-5-psi-for-onan-149-2272-149-2145","title":"12 Volt Fuel Pump Replace Facet 40189 40189N 3.5 5 PSI for ONAN 149 2272 149 2145","description":"\u003cstrong\u003eThis Fuel Pump 12 Volt is a replacement electric fuel pump compatible with Facet 40189 and 40189N and fits ONAN applications 149‑2272 and 149‑2145 with 3.5‑5 PSI output.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis 12‑volt Fuel Pump delivers a steady 3.5‑5 PSI flow for small engines, generators, and industrial equipment. It directly replaces Facet 40189 and 40189N and is designed for ONAN generator models that use part numbers 149‑2272 or 149‑2145. The pump provides reliable fuel delivery in demanding environments.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e12‑volt DC operation for compatibility with battery‑powered systems\u003c\/li\u003e\n\u003cli\u003eOutput pressure range of 3.5‑5 PSI for carbureted engines\u003c\/li\u003e\n\u003cli\u003eDirect replacement for Facet 40189, 40189N, and cross‑references 149‑2272, 149‑2145\u003c\/li\u003e\n\u003cli\u003eCompact inline design with 1\/8” NPT or barbed fuel inlet\/outlet\u003c\/li\u003e\n\u003cli\u003eBuilt‑in check valve prevents fuel backflow when off\u003c\/li\u003e\n\u003cli\u003eFlow rate sufficient for engines up to approximately 20 HP\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReplaces Facet 40189 and 40189N\u003c\/li\u003e\n\u003cli\u003eCompatible with ONAN engines using part number 149‑2272\u003c\/li\u003e\n\u003cli\u003eCompatible with ONAN engines using part number 149‑2145\u003c\/li\u003e\n\u003cli\u003eFits many small engines, generators, and marine applications requiring 3.5‑5 PSI fuel pumps\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReplacing failed fuel pumps on ONAN RV generators\u003c\/li\u003e\n\u003cli\u003eFuel delivery for small stationary engines, pumps, and welders\u003c\/li\u003e\n\u003cli\u003eUsed in agricultural and industrial equipment with low‑pressure fuel systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e Replaces Facet 40189, 40189N; cross‑references 149‑2272, 149‑2145\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Range:\u003c\/strong\u003e 3.5–5 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Rate:\u003c\/strong\u003e 20–25 gallons per hour (approx.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Type:\u003c\/strong\u003e Gasoline, diesel compatible\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this pump suitable for continuous duty in a generator?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, it is designed for continuous operation and can handle the heat and vibration of generator applications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this pump require a regulator if used on a carbureted engine?\u003cstrong\u003e A:\u003c\/strong\u003e No, the 3.5‑5 PSI output is ideal for most small carburetors; no external regulator is needed.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53678085538065,"sku":"ZZ2Z00892","price":60.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_c259c84a-842f-4bcd-abad-8130759b2325.jpg?v=1781614519","url":"https:\/\/www.duraforce.com\/products\/12-volt-fuel-pump-replace-facet-40189-40189n-3-5-5-psi-for-onan-149-2272-149-2145","provider":"DURAFORCE","version":"1.0","type":"link"}