{"product_id":"bell-gossett-1-25ad-series-e-1531-pump-with-1-5hp-motor","title":"Bell \u0026 Gossett 1.25AD Series e-1531 Pump with 1.5HP Motor","description":"\u003cp\u003eThe Series e-1531 end‑suction pump delivers reliable water circulation for commercial heating and cooling systems, helping maintain consistent temperatures and energy efficiency. This custom‑built unit, **1.25AD**, pairs a compact footless design with a 1.5 HP motor for space‑saving installation and robust performance.\u003c\/p\u003e\u003cp\u003eThe close‑coupled configuration integrates the motor directly onto the pump housing, eliminating the need for a separate motor mount and reducing alignment issues. An end‑suction inlet draws fluid into the impeller, where it is accelerated and discharged through the 1.25‑inch outlet, providing steady flow with minimal vibration.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Capacity:\u003c\/strong\u003e up to 45 GPM at 30 psi.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Rise:\u003c\/strong\u003e up to 15 ft at rated flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency:\u003c\/strong\u003e approximately 65 % at best‑efficiency point.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Speed:\u003c\/strong\u003e 3,600 RPM.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Commercial HVAC loops, hot‑water recirculation, campus boiler plants, multi‑zone heating systems, industrial process water circulation.\u003c\/p\u003e","brand":"Bell \u0026 Gossett","offers":[{"title":"Default Title","offer_id":43112699527262,"sku":"1.25AD","price":5992.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/1_25AD_image_9ecd9cd7-b79b-44b8-99de-5df5d7b92fc5.png?v=1785946773","url":"https:\/\/nationalboilersupply.com\/products\/bell-gossett-1-25ad-series-e-1531-pump-with-1-5hp-motor","provider":"National Boiler Supply","version":"1.0","type":"link"}