Belimo Z2ZN0022 1/2" NPT 2-Way Zone Valve with Auxiliary Switch 24V Normally Open

The Belimo Z2ZN0022 is a 2-way zone valve designed for hydronic heating and cooling systems. This normally open (N/O) valve features 1/2" NPT threaded connections and operates on 24V power, making it ideal for residential and light commercial HVAC applications.

Key Features:

• 1/2" NPT female threaded connections for easy installation
• 2-way valve design for precise zone control
• 1.0 Cv flow coefficient for optimal flow rate
• 24V AC/DC operation for compatibility with standard HVAC controls
• Normally open configuration - valve open when de-energized
• Integrated auxiliary switch for status feedback to building automation systems
• Belimo quality construction for reliable long-term performance

The auxiliary switch provides valuable feedback for system monitoring and control integration, allowing HVAC technicians and building management systems to verify valve position. This valve is suitable for hot water heating systems, chilled water cooling applications, and radiant floor heating zones where reliable on/off control is required.