{"product_id":"taco-121n-series-100-stainless-steel-1-4hp-circulator-pump","title":"Taco 121N Series 100 Stainless Steel 1\/4HP Circulator Pump","description":"\u003cp\u003eMaintain optimal flow in your hydronic or solar heating system with the high-performance \u003cstrong\u003e121N\u003c\/strong\u003e Taco Series 100 circulator. This 1\/4HP stainless steel pump is engineered to provide reliable circulation of heated or chilled water, ensuring consistent thermal comfort throughout residential and commercial installations. Its robust design makes it an ideal solution for primary-secondary piping, complex zoning, and parallel pumping configurations.\u003c\/p\u003e\u003cp\u003eThe pump utilizes a wet-rotor, centrifugal design that effectively moves fluid while operating quietly. The stainless steel construction provides superior corrosion resistance, ensuring longevity in systems where water chemistry may be more aggressive. By utilizing a proven motor architecture, this circulator delivers consistent pressure and flow rates to support the demands of modern HVAC systems.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Stainless steel body ensures long-term resistance to corrosion and system impurities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication Versatility:\u003c\/strong\u003e Engineered for both closed-loop hydronic and open-loop solar water heating systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Efficiency:\u003c\/strong\u003e Compatible with primary-secondary and zoning manifold arrangements to optimize system output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowerful Output:\u003c\/strong\u003e Equipped with a robust 1\/4HP motor designed for continuous, reliable operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Perfectly suited for residential heating circuits, multi-zone commercial hydronic loops, solar thermal energy systems, and high-efficiency primary-secondary plumbing designs.\u003c\/p\u003e","brand":"Taco","offers":[{"title":"Default Title","offer_id":43124498333790,"sku":"121N","price":3384.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/121N_image_5521f808-ddee-47d2-82b0-bca11e9ffa10.png?v=1786035052","url":"https:\/\/nationalboilersupply.com\/products\/taco-121n-series-100-stainless-steel-1-4hp-circulator-pump","provider":"National Boiler Supply","version":"1.0","type":"link"}