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
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
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
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
Armstrong Resources & Downloads
Aeroacoustic Corporation
American Blower (Legacy)
American Fan
American Stainless Pumps
Buffalo Forge Fans (Legacy)
Delta Cooling Towers
Divesified Manufacturing / DMI
Flakt Woods (Legacy)
FPZ Blowers
Garden City Fans
Hartzell Air Movement
Manufacturers & Legacy Brands
Howden American Fan (Legacy)
Howden / Chart Industries
Joy Fan (Legacy)
IMS Electrol
IMS Engineered Products
Kelvion Heat Exchangers
MTH Pumps
Russell Pump and Engineering Inc
Standard Xchange / Xylem
Warrender Pumps
GET IN TOUCH
Contact Us
(603) 210-2479
Our Location
BA Associates LLC
293 Cross Rd
Pembroke, NH 03275
Have a question about a product, service, or warranty? The BA Associates team is here to make it easy