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Item 4 Of 6
XPS Series Expansion Tank 44 gal volume


44 gallon XPS Series expansion tank with 1 1/4 in. internal NPT female connect

This product is no longer available for purchase.

  • Product Info
  • Literature


XPS Series Expansion Tanks absorb hot water expansion in closed heating systems in larger installations. They have butyl diaphragms to separate clamped design, keep fluids circulating and maintain minimum system pressure.


  • For ASME construction consult factory.

Product Specifications

Maximum Safe Operating Pressure (psi)
100 psi
Maximum Safe Operating Pressure (kPa)
689 kPA
Weight (lb)
69 lb
Weight (kg)
31.4 kg
Steel shell; Heavy duty Butyl diaphragm
Item Type
Operating Temperature Range (F)
240 F Maximum
Operating Temperature Range (C)
115 C Maximum
Connection Size (in.)
1 1/4 in.
Volume (gal)
44 gal
Volume (L)
166.8 L
Maximum Acceptance Volume (gal)
34 gal
Maximum Acceptance Volume (L)
128.9 L
Diameter (in.)
22 in.
Diameter (mm)
558.8 mm
Height (in.)
36 in.
Height (mm)
914 mm
Connection Type
Female NPT