{"product_id":"armstrong-110223-307-astro-250ci-3-speed-circulating-pump","title":"Armstrong 110223-307 Astro 250CI 3-Speed Circulating Pump","description":"\u003cp\u003eDesigned to maintain steady water circulation in residential and light‑commercial hydronic heating systems, the Armstrong Astro 250CI ensures reliable temperature control and energy efficiency. The \u003cstrong\u003e110223-307\u003c\/strong\u003e model integrates a three‑speed motor for adaptable flow rates across diverse applications.\u003c\/p\u003e\u003cp\u003eThe pump operates with a sealed‑for‑life motor and a robust cast‑iron housing, using an internal diffuser to minimize turbulence while delivering consistent pressure. Its variable‑speed selector allows technicians to match system demand, reducing pump cycling and extending component life.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Optimization:\u003c\/strong\u003e Three selectable speeds deliver precise water flow control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Savings:\u003c\/strong\u003e Variable speed operation reduces power consumption compared to single‑speed units.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Cast‑iron construction resists corrosion and wear in demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for multi‑zone heating, boiler recirculation loops, domestic hot water recirculation, and small‑scale commercial HVAC systems.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43123857424478,"sku":"110223-307","price":274.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/110223_307_image_d970f57f-74f1-45de-b1ca-44946b91d6ea.png?v=1786020317","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-110223-307-astro-250ci-3-speed-circulating-pump","provider":"National Boiler Supply","version":"1.0","type":"link"}