Armstrong Pumps, Pump System SolutionsArmstrong is a world leader in the development of innovative fluid-flow solutions. The company develops products for customers in commercial, residential and industrial markets, and serves those customers in countries around the world. Our product offering includes Circulators, Valves and Fittings, Suction Guides, Circuit Balancing valves, Vortex Air separators, Horizontal and Vertical pumps, Sump and Sewage pumps, Pressure Booster systems, Fire pump packages, Instantaneous Water Heaters, Heat Exchangers and Expansion tanks.

Armstrong Pumps, Pump System Solutions

Armstrong Design Envelope solutions designate a pre-set arrangement of the most efficient pump selections for a given capacity range. The Design Envelope approach to system selection allows you to reduce design risk and avoid costs from equipment change orders by calculating your preliminary design requirements, then selecting a Design Envelope with sufficient comfort zone around the preliminary design point.

Armstrong Pumps, Pump System Solutions

Vertical In-Line Pumps

Armstrong's Vertical In-Line Pumps are a design innovation that continues to lead the industry. Armstrong improved the efficiency and utility of commercial pumps by designing the Vertical In-Line pump in the early 1970s

Armstrong Pumps, Pump System Solutions

dualArm Vertical In-Line Pumps

Armstrong’s new dualArm vertical in-line pumps incorporate two Series 4300 or 4380 pumps in a single casing. Series 4302 and Series 4382.

Armstrong Pumps, Pump System Solutions

Twin Vertical In-Line Pumps

The Armstrong Twin Vertical In-Line pumps draws on a proven, industry-leading design that makes it the most cost effective solution for commercial HVAC systems and the perfect choice for your project.

Armstrong Pumps, Pump System Solutions

PiB Series - Pump-in-a-Box

The PiB Series builds on the quality and unsurpassed performance you’ve come to expect from Armstrong commercial pumps. Pump-in-a-Box (PiB) models are packaged for warehouse distribution or shipment within hours of the order.

Armstrong Pumps, Pump System Solutions

Vertical In-Line Pump for HVAC Series 4360

Armstrong’s economical, lower-range vertical inline pump for HVAC, domestic water systems, and industrial applications requiring a compact pump. Positive sealing assured by proven inside-type mechanical seal.

Armstrong Pumps, Pump System Solutions

Close-Coupled Vertical In-Line Pump Series 4380

Armstrong’s close-coupled vertical in-line pump features economical inside-type, single-spring mechanical seal, serviced by removing the rotating assembly while the pump casing remains in the line.

Armstrong Pumps, Pump System Solutions

Based Mounted Pumps

Armstrong offers a comprehensive range of based mounted pumps designed for a wide variety of applications. These base mounted pumps are single stage, end suction, radially-split centrifugal pumping units featuring self-venting casings to prevent air binding.

Armstrong Pumps, Pump System Solutions

Motor Mounted Horizontal End Suction Pump

Motor mounted version of the horizontal end suction pump, with flanged connections. Radially-split volute with center-line discharge. Motor features heavy duty, grease-lubricated ball bearings.

Armstrong Pumps, Pump System Solutions

Horizontal Split Case Pump Series 4600

The Series 4600 is the state of the art Horizontal Split Case pump – based on the "Tilted Parting" concept to minimize turbulence at the eye of the impeller by its straight laminar approach, thus maximizing efficiency.

Armstrong Pumps, Pump System Solutions

Vertical Multi-Stage Pumps Series 4700

Armstrong Series 4700 Vertical Multi-stage pumps offer an impressive combination features including high-pressure performance, small footprint, stainless steel design, high-efficiency and tolerance for temperatures make this an ideal solution for a variety of applications.

Armstrong Pumps, Pump System Solutions

Close Coupled Motor Mounted Pump

Close coupled, motor mounted pump is available in bronze-fitted and all-bronze construction. All models provide tapped openings for venting, draining, and gauge connections.

Armstrong Pumps, Pump System Solutions

Armstrong HE Series Pump Motors

Armstrong HE Series pump motors are general purpose polyphase squirrel cage induction motors meeting all required NEMA and IEEE standards.