Description
The Dwyer DM-002 is a differential pressure transducer engineered for accurate, reliable measurement of very low pressure ranges — specifically 0 to 0.25 inches of water column (” w.c.). Designed for demanding HVAC, building automation, and air handling applications, this transducer delivers consistent signal output to help technicians and control systems monitor duct static pressure, filter status, airflow, and other critical low-pressure parameters with confidence.
Key Features
- Low-range differential pressure measurement: 0–0.25″ w.c.
- Compact transducer design suitable for panel mounting or field installation
- Ideal for duct static pressure monitoring, clean room applications, and filter differential sensing
- Engineered for integration with building automation systems (BAS) and DDC controllers
- Dwyer quality construction for long-term accuracy and durability
Typical Applications
- HVAC air handling unit (AHU) duct pressure monitoring
- Filter differential pressure sensing
- Clean room and laboratory pressure control
- Building automation and DDC system integration
- Low-pressure airflow measurement
Why Choose Dwyer?
Dwyer Instruments has been a trusted name in pressure measurement for decades, offering a broad range of sensors and transducers built to perform in real-world HVAC environments. The DM-002 continues that tradition, providing contractors and facility managers with a dependable solution for low-pressure differential sensing.







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