{"product_id":"armstrong-180203-604-compass-20-20-ssu-variable-speed-circulator","title":"Armstrong 180203-604 Compass 20-20 SSU Variable Speed Circulator","description":"\u003cp\u003eEfficient hydronic heating is achieved through precise flow control provided by the \u003cstrong\u003eArmstrong 180203-604\u003c\/strong\u003e Compass 20-20 SSU. This high-efficiency variable speed circulator is engineered to adjust its output based on real-time system demand, ensuring optimal comfort while significantly reducing electrical consumption across residential and light commercial loops.\u003c\/p\u003e\u003cp\u003eThe circulator utilizes advanced ECM technology to dynamically manage flow, allowing the unit to adapt to changes in zone valve operation without manual adjustment. By maintaining consistent pressure and flow characteristics, it prevents noise in the piping and extends the lifespan of the entire hydronic system components.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Efficiency:\u003c\/strong\u003e Integrated variable speed technology optimizes power draw based on actual system load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperational Versatility:\u003c\/strong\u003e Designed for seamless integration into various hydronic heating and domestic hot water applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Control:\u003c\/strong\u003e Intelligent electronic commutation ensures smooth, whisper-quiet operation during all speed transitions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for residential radiant floor heating systems, baseboard fin-tube radiation, and high-efficiency primary-secondary piping configurations.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43127320838238,"sku":"180203-604","price":508.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/180203_604_image_0018b4c4-237e-40c7-8e09-7c68de7290bd.png?v=1786050236","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-180203-604-compass-20-20-ssu-variable-speed-circulator","provider":"National Boiler Supply","version":"1.0","type":"link"}