ARMSTONG PUMPS

BA Associates is an authorized representative for Armstrong Pumps, offering a full range of hydronic and HVAC pumping solutions including inline circulators, end suction, and vertical multistage pumps. With decades of experience in fluid handling systems, we provide expert support on Armstrong’s industry-leading energy-efficient designs, such as the Design Envelope series. We help commercial and industrial customers with fast quotes, technical assistance, and reliable lead times. Whether you need a new pump, a high-efficiency retrofit, or OEM replacement parts, BA Associates is here to support your application from spec to startup.

Looking for a specific blower or part? Request a Quote or call us at (603) 210-2479 for immediate support.

Armstrong Fluid Technology is a global leader in high-efficiency HVAC and fluid flow equipment, known for its innovative Design Envelope technology and intelligent variable-speed pumping systems. With a legacy spanning over 80 years, Armstrong specializes in hydronic circulators, in-line pumps, end suction pumps, and vertical multistage units for commercial buildings, district energy, data centers, and industrial process applications.

Their focus on energy optimization, system integration, and building performance has made Armstrong a trusted name in sustainable pump design. Whether you're replacing a legacy unit or designing a new system, Armstrong offers advanced solutions for reducing energy use, lowering lifecycle costs, and ensuring long-term reliability.

About Armstrong Pumps

Armstrong Products

4300 / 4800
4322
4700

Vertical In-Line Pumps

Model: 4300 / 4380

4300 / 4380 Download

Space-saving footprint, ideal for mechanical rooms with limited floor space
Available in a wide range of sizes and materials to suit HVAC, chilled water, hot water, and process systems
Flow capacities up to 25,000 GPM
Flows to 300’ TDH

Design Envelope Tango Pumps

Model: 4322

4322 Download

DualArm vertical in-line pump design with two independently controlled pump modules in a single casing
Ideal for duty/standby or parallel pumping applications, built-in redundancy enhances system reliability
Flow capacities up to 900 GPM
Flows to 160’ TDH

Vertical Multi-Stage

Model: 4700

4700 Download

Compact vertical design minimizes space, ideal for OEMs
Stainless or cast iron construction, inverter-ready motors, and durable mechanical seals
Flow capacities up to 400 GPM
Flows to 900’ TDH