Description
Siemens 69WA4 Air/Water Pressure Switch Overview
The Siemens 69WA4 is a durable pressure switch engineered for use with air and water media in commercial and residential HVAC and hydronic applications. With a 30–50 PSI operating range, this switch provides reliable system protection and control by monitoring line pressure and opening or closing a circuit when pressure thresholds are reached.
Key Features
- Compatible with air and water media
- Operating pressure range: 30–50 PSI
- Designed for HVAC, hydronic, and building automation systems
- Rugged construction for long-term reliability in demanding environments
- Compact design for easy installation in tight spaces
- Trusted Siemens quality and engineering
Applications
- Hydronic heating and cooling systems
- Compressed air systems
- Boiler and chiller pressure monitoring
- Building automation and controls
- Commercial HVAC equipment protection
Why Choose the Siemens 69WA4?
Siemens pressure switches are built to perform in the most demanding HVAC and building automation environments. The 69WA4 offers a straightforward, reliable solution for pressure monitoring and control across a wide range of air and water system applications. Its 30–50 PSI range makes it ideal for standard hydronic and compressed air circuits where precise pressure switching is critical to system performance and safety.
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