Resideo by Honeywell V4043A1184 120V Zone Valve 1/2" Sweat NC

The Resideo by Honeywell V4043A1184 is a 120-volt motorized zone valve designed for hydronic heating systems. This normally closed (NC) valve features 1/2-inch sweat copper connections for direct soldering to copper piping, providing reliable zone control in residential and light commercial HVAC applications.

Key Specifications:

• Voltage: 120VAC, 60Hz
• Connection Size: 1/2-inch sweat (copper)
• Valve Configuration: Normally closed (NC)
• Flow Coefficient (Cv): 1.0
• Maximum Pressure: 50 PSI
• Actuator Type: Non-spring return motorized actuator
• End Switch: SPDT for system control integration

This zone valve controls water flow in individual heating zones, automatically opening when powered and closing when power is removed. The integrated end switch signals the boiler or circulator pump, ensuring efficient coordination between zone demand and heating equipment operation. The compact design and sweat connections make installation straightforward for professional HVAC technicians working with copper piping systems.