{"product_id":"armstrong-116475-132-h-64-1-cast-iron-pump-3-4hp-1ph","title":"Armstrong 116475-132 H-64-1 Cast Iron Pump 3\/4HP 1PH","description":"\u003cp\u003eEfficiently circulate water in your hydronic heating or cooling system with the robust Armstrong H-64-1 pump, identified by part number \u003cstrong\u003e116475-132\u003c\/strong\u003e. Engineered for consistent flow and long-term durability, this 3\/4HP, 1PH pump serves as a reliable core component for maintaining optimal thermal distribution throughout commercial and residential infrastructure.\u003c\/p\u003e\u003cp\u003eThe pump utilizes a high-efficiency centrifugal impeller design driven by a 3\/4HP motor, ensuring quiet operation and minimized energy consumption. Its cast iron volute construction is built to withstand high-pressure environments while resisting the stresses of continuous hydronic duty cycles, providing a seamless balance between mechanical output and longevity.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Heavy-duty cast iron body designed for maximum pressure tolerance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Efficiency:\u003c\/strong\u003e Optimized 3\/4HP motor output to balance flow requirements and power consumption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydronic Reliability:\u003c\/strong\u003e Engineered specifically for consistent fluid velocity in closed-loop systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for use in large-scale residential hydronic heating loops, commercial air handling water circulation, and chilled water cooling systems requiring high-torque fluid transfer.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43124041580638,"sku":"116475-132","price":3107.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/116475_132_image_04725fbf-ad8a-4234-8980-be0504b7b8f8.jpg?v=1786029885","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-116475-132-h-64-1-cast-iron-pump-3-4hp-1ph","provider":"National Boiler Supply","version":"1.0","type":"link"}