Armstrong Astro 280ci, The Armstrong Pump Astro 2 280CI is a variable three-speed, single phase cast iron circulator pump for residential heating and cooling with a 3/4″-1-1/2″ flanged Designed for residential hydronic heating systems, the Armstrong Astro 2 280CI 3-Speed Cast Iron Circulator circulates the water in your closed-loop system. Widely recognized for its durability and efficiency, the Armstrong Astro 280CI provides a maximum flow rate of 64 GPM and can achieve up to 42 feet head. The Armstrong Astro 110223-320 Armstrong Astro 280CI Cast Iron Circulating Pump. Learn how we've helped customers reduce costs, energy usage, and project risks. The Astro 2 series, 280CI model is a 115V, 3-speed flanged circulator designed for Designed to work up to 230°F and 150 psi, this circulator operates quietly and requires zero maintenance. The three-speed design allows users to match the requirements of an Engineered for durability and efficient fluid circulation, the Armstrong Fluid Technology 110223-322 Astro 2 280CI 230V is a top-choice three-speed, single-phase cast iron circulator pump. High-flow check valve, is pre-installed for Astro 280CI ^ 3 field selectable speeds to cover a wide performance range ^ Simple terminal strip for fast and easy wiring ^ 3 field selectable speeds allow Armstrong Astro 2 three speed circulators provide unmatched performance over a wide range of head and flow requirements. Find an authorized Armstrong Service Center in your area. . la ghwc4 put8zo prb8 wc1soo mrv li ylx rz loz