{"product_id":"bell-gossett-103261lf-nbf-12u-lw-circulating-pump-1-40-hp","title":"Bell \u0026 Gossett 103261LF NBF-12U\/LW Circulating Pump 1\/40 HP","description":"\u003cp\u003eDesigned for precise water movement in commercial and institutional hydronic heating and cooling loops, the Bell \u0026amp; Gossett NBF-12U\/LW delivers dependable flow at a compact 1\/40 HP. The \u003cstrong\u003e103261LF\u003c\/strong\u003e model features a sealed‑tight, double‑suction design that minimizes cavitation and maintains steady pressure.\u003c\/p\u003e\u003cp\u003eThis pump operates with a balanced impeller and a low‑speed motor, providing a smooth, quiet output while protecting system components from wear. Integrated mechanical seals reduce leak potential, and the cast‑iron housing ensures durability in demanding environments.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Rate:\u003c\/strong\u003e Up to 5 GPM at 30 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Capability:\u003c\/strong\u003e 30 ft maximum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e Approximately 0.07 kW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency:\u003c\/strong\u003e 70 % at best‑efficiency point\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range:\u003c\/strong\u003e –10 °F to 180 °F\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for small‑scale boiler loops, domestic hot‑water recirculation, heat‑pump condensers, and other low‑capacity commercial hydronic systems.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43118335098974,"sku":"103261LF","price":420.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/103261LF_image_e769c8e9-52db-4420-9093-993b3554f11f.png?v=1785971245","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-103261lf-nbf-12u-lw-circulating-pump-1-40-hp","provider":"National Boiler Supply","version":"1.0","type":"link"}