The Dwyer A-465 is a flush mount space pressure sensor engineered for precise, reliable pressure monitoring in commercial and institutional HVAC environments. Designed for wall or surface installation, its flush mount form factor integrates cleanly into occupied spaces without protruding hardware, making it well-suited for hospitals, cleanrooms, laboratories, and other critical environments where space pressure control is essential.
Key Features
- Flush mount design for clean, unobtrusive wall installation
- Accurate space (room) pressure sensing for critical environment monitoring
- Compact housing suitable for occupied and aesthetically sensitive areas
- Ideal for use in building automation and pressure differential control systems
- Durable construction from Dwyer Instruments, a trusted name in sensing and instrumentation
Typical Applications
- Hospitals and healthcare facilities requiring positive or negative pressure room control
- Cleanrooms and laboratories
- Commercial buildings with building automation systems (BAS)
- HVAC pressure monitoring and control loops
Why Choose Dwyer?
Dwyer Instruments has been a leading manufacturer of sensing, instrumentation, and control products for HVAC and industrial applications for decades. The A-465 reflects Dwyer’s commitment to accuracy, durability, and ease of installation — delivering dependable performance in demanding pressure monitoring applications.
For full specifications including pressure range, output signal, supply voltage, and accuracy ratings, refer to the Dwyer A-465 product datasheet or contact Jackson Systems for technical support.








