{"product_id":"armstrong-106284mf-133-s-55-1-ab-all-bronze-centrifugal-pump","title":"Armstrong 106284MF-133 S-55-1 AB All Bronze Centrifugal Pump","description":"\u003cp\u003eThe Armstrong S-55-1 AB all‑bronze centrifugal pump ensures steady water circulation in residential and commercial hydronic heating systems. Engineered for durability, the \u003cstrong\u003e106284MF-133\u003c\/strong\u003e model (S‑55‑1 AB) provides reliable 1\/2 hp performance that integrates seamlessly with existing loops.\u003c\/p\u003e\u003cp\u003eThis pump uses a closed‑impeller design and bronze housing to minimize corrosion while maintaining high efficiency. Water enters the inlet, the impeller accelerates flow, and the centrifugal force moves water to the discharge, delivering consistent pressure across the system.\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 12 GPM at 30 psi.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 1\/2 hp motor optimized for energy savings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Longevity:\u003c\/strong\u003e All‑bronze construction resists corrosion for extended service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet Operation:\u003c\/strong\u003e Low‑vibration design reduces noise levels.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e🚨 \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for boiler condensate recirculation, hot‑water baseboard heating loops, solar thermal pre‑heat circuits, and district‑energy hydronic networks.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43118585184350,"sku":"106284MF-133","price":4693.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/106284MF_133_image_bbedf299-f2fe-4d0d-8d8f-fa4cbefdc85b.png?v=1785977217","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-106284mf-133-s-55-1-ab-all-bronze-centrifugal-pump","provider":"National Boiler Supply","version":"1.0","type":"link"}