Siemens 69HAU3 Pressure Switch, 15 Cut-In / 50 Cut-Out, 30-40 Setpoint, 7-15

Siemens 69HAU3 Pressure Switch Overview

The Siemens 69HAU3 is a precision pressure switch engineered for dependable switching performance in HVAC, hydronic, and refrigeration control applications. Designed and manufactured to Siemens’ exacting quality standards, this switch delivers accurate, repeatable operation to help protect equipment and maintain system efficiency.

Key Specifications

• Cut-In (CI): 15
• Cut-Out (CO): 50
• Setpoint Range: 30–40
• Differential Range: 7–15
• Brand: Siemens
• SKU / Part Number: 69HAU3

Features & Benefits

• Reliable cut-in and cut-out switching for precise pressure control
• Adjustable setpoint range (30–40) for flexible system configuration
• Wide differential range (7–15) accommodates varying system demands
• Built to Siemens quality standards for long service life and consistent performance
• Suitable for use in HVAC, hydronic heating, and refrigeration system controls
• Drop-in replacement for compatible Siemens pressure switch applications

Applications

The Siemens 69HAU3 pressure switch is ideal for use in commercial and residential HVAC systems, boiler and hydronic controls, and refrigeration equipment where accurate pressure monitoring and switching is required. Its adjustable setpoint and differential settings make it a versatile solution for a wide range of system configurations.

Why Choose Siemens Controls?

Siemens is a globally recognized leader in building automation and HVAC controls, delivering products trusted by contractors and engineers for decades. The 69HAU3 continues that tradition of quality, offering the reliability and precision that demanding HVAC applications require.