Description
The A.J. Antunes 8021206021 is a single-pole, double-throw (SPDT) air differential pressure switch engineered for reliable pressure monitoring across a broad sensing range of 0.17 to 12 inches water column (” WC). Designed for commercial HVAC and foodservice equipment applications, this switch provides accurate differential pressure detection to protect equipment, verify airflow, and support proper system operation.
Key Features
- SPDT switching action for versatile normally-open or normally-closed circuit configurations
- Wide differential pressure sensing range: 0.17″ WC to 12″ WC
- Compression fitting connections for secure, leak-free pneumatic hookup
- Protective cover included to shield internal components from dust and debris
- Compact, durable construction suited for demanding commercial environments
- Ideal for airflow proving, filter monitoring, and equipment protection applications
Applications
- Commercial HVAC air handling units
- Foodservice equipment requiring airflow verification
- Filter differential pressure monitoring
- Fan/blower proving circuits
What’s Included
- SPDT air differential pressure switch
- Compression fitting
- Protective cover
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