{"product_id":"armstrong-182202-643-e7-2-cast-iron-circulator-pump","title":"Armstrong 182202-643 E7.2 Cast Iron Circulator Pump","description":"\u003cp\u003eKeep your residential or commercial hydronic heating system operating at peak efficiency with the \u003cstrong\u003eArmstrong 182202-643 E7.2\u003c\/strong\u003e cast iron circulator pump. This robust pump is engineered for durability and reliable fluid circulation, ensuring consistent warmth and thermal distribution throughout your piping network. By choosing this authentic replacement component, you ensure seamless compatibility with your existing Armstrong system infrastructure.\u003c\/p\u003e\u003cp\u003eThe unit utilizes a precision-balanced impeller design to move fluid quietly and effectively through closed-loop heating circuits. Its cast iron construction provides the structural integrity required for long-term service in demanding hydronic environments, while the motor assembly is optimized for energy-efficient operation and minimal maintenance requirements.\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 long-term heat transfer applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Efficiency:\u003c\/strong\u003e Precision motor design reduces power draw while maintaining optimal flow rates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Compatibility:\u003c\/strong\u003e Engineered specifically for seamless integration with Armstrong E7.2 series assemblies.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for use in baseboard radiation, radiant floor heating zones, and closed-loop hydronic heating systems requiring consistent fluid circulation.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43127330144350,"sku":"182202-643","price":708.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/182202_643_image_95fff51d-9591-404a-8422-6654467ba0a5.png?v=1786050496","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-182202-643-e7-2-cast-iron-circulator-pump","provider":"National Boiler Supply","version":"1.0","type":"link"}