HVAC system pumping; general purpose pumping; industrial/process pumping (water or glycol based)
Armstrong Design Envelope Pumps with integrated controllers are OSHPD pre-approved!
Pipe-mounted 2-pump unit with integrated intelligent controls for space-saving installation, superior energy performance, and full redundancy or parallel-pumping operation. Saves up to 75% in energy over comparable traditional constant speed or variable frequency operated pump installations.
On-board Intelligent Variable Speed controls with Sensorless or Parallel Sensorless control. Controls enclosure UL type 12 or UL type 4X (outdoor applications). Available with NEMA premium motors. Outside balanced or inside single spring mechanical seal
Up to 1250 USgpm flow and 250 ft head (80 L/s, 76 m)
0.33 hp to 75 hp (0.25 kW to 55 kW)
1" to 8” (25 mm to 200 mm)
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Lowest installed cost. Lowest operating cost.
Legacy Design Envelope
Parallel Sensorless Pump Controller™
Circuit Balancing Valves
(2” - 12”)
We thoroughly examine how and where energy is being used in your business and buildings and then tell you exactly where efficiencies and savings can be found.
We assist you with your day-to-day tasks: calculate cost savings and payback, identify and select optimal equipment, manage and track your orders, and more.
We are happy to help. Discuss your project and product needs with us, check the status of your shipments, or let us save the day in an emergency.