Description
Tjernlund Products PS1503 Duct AirStat — Positive Pressure Switch
The Tjernlund Products PS1503 Duct AirStat is a positive pressure sensing switch engineered for reliable airflow detection in HVAC duct systems. Designed to confirm the presence of positive air pressure within a duct, the PS1503 provides a critical safety and control interlock — ensuring that connected equipment operates only when proper airflow conditions are verified.
Key Features
- Positive pressure sensing design for duct-mounted airflow verification
- Serves as a safety interlock to prevent equipment operation without confirmed airflow
- Compact, duct-mount form factor for straightforward installation
- Compatible with a wide range of residential and light commercial HVAC applications
- Durable construction for long-term, dependable performance
- Manufactured by Tjernlund Products, a trusted name in HVAC ventilation and controls
Application
The PS1503 AirStat is ideal for use with air handlers, furnaces, and ventilation systems where positive duct pressure confirmation is required. It is commonly used to interlock fans, dampers, and other HVAC equipment, ensuring systems operate safely and efficiently only when airflow is present.
Why Choose the Tjernlund PS1503?
Tjernlund Products has a long-standing reputation for quality HVAC controls and ventilation accessories. The PS1503 Duct AirStat delivers dependable positive pressure sensing in a robust package, making it a go-to solution for HVAC technicians and contractors who demand reliable system protection and control.
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