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CX Series Expansion Tanks

CX Series Expansion Tanks

Taco partial acceptance Captive Air diaphragm CX Series Expansion Tanks are applied in commercial, institutional and industrial applications for the control of pressure in hydronic systems. Diaphragm tanks use a diaphragm to permanently separate the air and water. In a diaphragm tank the air is held captive by the use of a diaphragm with the expanded water being held on one side of the diaphragm and air on the other.

Taco CX Series Expansion Tanks are designed, constructed and tested to ASME Section VIII, Div. 1 requirements. Computerized product selection helps you choose the Expansion Tank that is just the right fit for your application requirements. All fabrication is done in-house to assure a high level of quality.

Instruction Sheet
Submittal Data
eLink Instructions
Introducing eLink® Connectivity

eLink® is Taco Comfort Solutions’ line of cloud services, providing users access to their devices data and performance while giving them control over their comfort. Using a Taco product featuring eLink provides users with support, monitoring, or controls straight from their mobile phone, tablet, or laptop. Now, it’s even easier to get important information, status updates and control of your Taco products. eLink provides the answer for both residential and commercial applications, just look for the logo to see if your product is connected.

Products featuring eLink are categorized into three application specific categories: Support, Monitoring, and Controls. These features of eLink identify how the cloud provides you with the support and control you require.

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Performance Data

Capacity: 8 – 92 Gal. (30 – 350 liters) 
Diameter (in.): 14 – 24 
Height (in.): 22 – 60

  • Heavy-Duty Butyl Rubber Diaphragm
  • “Limited Acceptance”
  • Shell: Fabricated Steel, Designed and Constructed per ASME Section VIII Div. 1 Standard Diaphragm: 125 PSIG (862 kPa)
  • Control Pressure in Hydronic Systems— Commercial, Institutional, and Industrial 
  • Design—For small heating installations and most chilled water applications where smaller air volumes and expanded fluid volumes are needed
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