Description
Note: This item is for hydronic heating systems, and should not be used in potable water systems. For potable water systems, please refer to to 174031MF-043.

Note 2: Flanges sold separately.

Armstrong S-25 BF In-Line Circulators are apart of the Series S. The 1/12 HP bronze fitted circulator pump is suitable for hydronic heating and cooling, domestic water systems, multi-stage zoning and general industrial service applications. Built using a standard three-piece design that features a radially-split body, oversized shaft, centrifugal impeller, positive mechanical seal and modular construction; Armstrong Pumps Series S Circulators are a trusted, durable product that have been used by HVAC professionals for decades.

Features:
  • Standard three-piece design
  • Radially-split body: Can be left in-line while servicing pump, eliminating disconnecting of pipes
  • Oversized shaft: Made from special alloy steel
  • Centrifugal impeller: Ensures maximum water delivery in the HVAC system
  • Positive mechanical seal: ARMseal construction ensures many years of noise-free, trouble-free service
  • Modular construction: Unique shaft and bearing module fits for ease of serviceability and reduced inventory costs
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Specs
Max Flow (GPM):
32
Flow Range (GPM):
0-32
Max Head (Ft):
8
Voltage:
115v
Hertz:
60
Material:
Cast Iron
Fluid Temperature Range:
225°F
Horse Power:
1/12
Type:
Pump
Phase:
1
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