Armstrong Fluid Technology has introduced two new sizes, 40-85 and 60-50, of Design Envelope Compass R circulators. The Compass R is an energy-efficient variable speed dry-rotor circulator. Designed to replace existing fixed-speed circulators, Compass R can be considered a universal energy upgrade for circulators in its capacity range and installation profile. Customers can purchase Compass R circulators to serve applications requiring up to 60 feet of head. The compass features include: a permanent magnet motor with Design Envelope variable speed technology, Posi-start Technology that ensures smooth start-up and pump protection, bolt-for-bolt compatibility with a wide range of installed circulators, quick-release clamp, reduced carbon footprint, easy terminal block access, optimized hydraulics and multiple control options including Auto mode, simplify selection and commissioning

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