Description
A.J. Antunes 8024202244 SPDT Air Differential Pressure Switch
The A.J. Antunes 8024202244 is a precision-engineered SPDT (Single-Pole, Double-Throw) air differential pressure switch designed for reliable monitoring and control of air pressure differentials in HVAC and commercial equipment applications. With a sensing range of .17 to 1″ water column (WC), this switch is well-suited for low-differential-pressure applications where accurate detection is critical to system performance and safety.
Connection & Fitting Details
- Dual connection ports: standard 1/4″ compression fitting and 90-degree 1/4″ compression fitting
- Flexible orientation options for tight or angled installation spaces
- Compression-style fittings ensure a secure, leak-free pneumatic connection
Switching & Sensing Specifications
- Switch type: SPDT (Single-Pole, Double-Throw)
- Pressure sensing range: .17–1″ water column (WC)
- Designed for air differential pressure detection
Certifications & Compliance
- FM (Factory Mutual) Approved — meets rigorous safety and performance standards for commercial and industrial environments
Typical Applications
- Commercial food service equipment
- HVAC air handling units
- Airflow proving and filter monitoring
- Fan and blower status verification
- Combustion air proving in gas-fired appliances
The A.J. Antunes 8024202244 is a dependable OEM-quality component backed by FM approval, making it a trusted choice for technicians and engineers who require consistent, safety-compliant pressure switching in demanding environments.







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