Description
The Armstrong Fluid Technology Astro 280CI is a high-performance, three-speed cast iron circulator pump built to handle the demands of residential and light commercial hydronic systems. Whether you’re managing boiler feed, chilled water, or condenser water applications, the Astro 280CI delivers consistent, efficient fluid movement you can count on season after season.
Engineered with a corrosion-resistant e-coated cast iron body, ceramic bearings, and a durable Noryl impeller, this pump is built for longevity. Its variable three-speed PSC motor allows you to fine-tune performance to match your system’s exact needs — maximizing efficiency and minimizing energy consumption.
Key Features
- Variable three-speed PSC motor for precise, application-matched performance
- Durable cast iron construction with e-coating for superior corrosion resistance
- Ceramic bearings and Noryl impeller for extended service life
- Removable high-flow check valve for simplified installation and maintenance
- Suitable for boiler feed, chilled water, and condenser water systems
Product Highlights
- Maximum flow rate: 64 GPM
- Maximum head: 42 feet
- Maximum operating pressure: 150 PSI
- Maximum operating temperature: 230°F
Technical Specifications
- Voltage: 115V, 60 Hz, Single-Phase
- Motor Type: PSC (Permanent Split Capacitor), variable three-speed
- Connection Sizes: 3/4″ to 1-1/2″ flanged
- Maximum Operating Pressure: 150 PSI
- Maximum Temperature: 230°F
- Weight: 10.10 lbs
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