Series A4 Differential Pressure Switch

The Series A4 Differential Pressure Switch is built for rugged industrial environments where reliable pressure monitoring is essential. Utilizing a piston-based mechanism, it withstands system pressures up to 6000 psig and operates accurately across a wide range with ±2 psi repeatability. Its field-adjustable design and SPDT switch configuration make it highly versatile. Rated for moderate shock and vibration, this switch can be mounted in any orientation. With a robust aluminum body and flexible electrical connection via pigtail leads, it’s a dependable choice for critical fluid measurement, HVAC, and manufacturing control systems.

Key Features:

Handles system pressures up to 6000 psig

Piston design supports any mounting orientation

Field-adjustable set points for flexibility

High repeatability: ±2 psi

SPDT switch with NO/NC functionality

Resilient against shock and vibration

Compact, rugged aluminum construction