The Dwyer A2-7801 is a rugged, high-precision pressure switch designed for critical industrial process control and safety applications.
It delivers ±1% full-scale measurement stability and an adjustable 0.5–15-second response time, enabling reliable pressure monitoring and regulation. Featuring a compact, corrosion-resistant construction, it is suitable for use in HVAC systems, compressed air networks, hydraulic/pneumatic machinery, cleanrooms, and fire suppression units.
This switch ensures consistent performance in demanding environments, providing precise pressure detection and dependable control signals to safeguard industrial operations.









