This line of Armstrong Integrated Pumping Systems has been discontinued. However, related data and documentation are still available for download below. Also, please see our current products for related applications at the bottom of this page.
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Design Envelope 11550 & 11000 Integrated Plant Control System (Legacy Product)
Design Envelope 9511 Integrated Plant Control System
Legacy Design Envelope Parallel Sensorless Pump Controller™
All the parts you need to keep your systems running perfectly.
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