{"product_id":"armstrong-116451mf-132-h-54-1-cast-iron-circulator-pump-3-4hp-1ph","title":"Armstrong 116451MF-132 H-54-1 Cast Iron Circulator Pump 3\/4HP 1PH","description":"\u003cp\u003eEnsure reliable fluid circulation in your hydronic heating and cooling systems with the versatile \u003cstrong\u003eArmstrong 116451MF-132\u003c\/strong\u003e, part of the robust H-54-1 series. Engineered for consistency and longevity, this 3\/4HP single-phase pump is built to maintain optimal flow rates in demanding residential and light commercial environments.\u003c\/p\u003e\u003cp\u003eThis in-line circulator utilizes a centrifugal design to efficiently move heat-transfer fluids throughout complex piping networks. Its cast iron housing ensures high durability against system pressure, while the precision-balanced impeller minimizes vibration and noise during operation, promoting an extended service life for your HVAC infrastructure.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Efficiency:\u003c\/strong\u003e Reliable 3\/4HP output designed for continuous duty cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Configuration:\u003c\/strong\u003e Standard 1PH power compatibility for easy integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Heavy-duty cast iron body built for long-term corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Versatility:\u003c\/strong\u003e Suitable for both closed-loop hydronic heating and general water circulation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for hydronic heating systems, multi-stage zoning, domestic water systems, and general-purpose industrial fluid transfer services.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43124035485790,"sku":"116451MF-132","price":2469.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/116451MF_132_image_3b7bcf30-193e-4143-9b48-fb393d033657.png?v=1786029659","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-116451mf-132-h-54-1-cast-iron-circulator-pump-3-4hp-1ph","provider":"National Boiler Supply","version":"1.0","type":"link"}