{"product_id":"armstrong-1050-2b-cast-iron-circulating-pump-3-4-hp-1-phase","title":"Armstrong 1050-2B Cast Iron Circulating Pump 3\/4 HP 1-Phase","description":"\u003cp\u003eDesigned to deliver reliable water circulation for residential and light‑commercial heating systems, this cast‑iron pump ensures consistent flow and pressure. The **1050-2B** model provides a robust 3\/4 HP, 1‑phase motor that can be customized to match specific flow curves.\u003c\/p\u003e\u003cp\u003eThe pump operates on a sealed‑bearing, end‑suction design, moving water through a cast‑iron volute that minimizes turbulence while maintaining high efficiency. Its durable construction and adjustable flow settings make it ideal for systems that demand higher pressure and volume.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Capacity:\u003c\/strong\u003e engineered for higher flow rates to meet demanding applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Output:\u003c\/strong\u003e maintains sufficient head to support multi‑zone heating loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Efficiency:\u003c\/strong\u003e 3\/4 HP motor delivers reliable performance with reduced electricity use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e cast‑iron body resists corrosion and wear in continuous service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomizable Curve:\u003c\/strong\u003e flow curve can be tuned to exact system requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e suitable for single‑family homes, multi‑unit residences, small commercial boiler plants, and any system requiring higher flow and pressure.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43118539964510,"sku":"1050-2B","price":3408.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/1050_2B_image_a7cb79bc-00b1-4c50-993b-c67d8c104f58.png?v=1785975914","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-1050-2b-cast-iron-circulating-pump-3-4-hp-1-phase","provider":"National Boiler Supply","version":"1.0","type":"link"}