Description
The Honeywell V4043A1317 is a reliable, heavy-duty zone valve engineered for hydronic heating and cooling systems where precise flow control is essential. Featuring a normally closed, spring-return-to-close design, this valve automatically shuts off flow when de-energized, providing fail-safe operation and energy efficiency in zoned HVAC applications.
Key Features
- Normally closed operation with spring return to close for fail-safe shutoff
- 1″ sweat (solder) end connections for easy copper pipe installation
- 120VAC power supply for compatibility with standard residential and light commercial controls
- 8Cv flow coefficient for optimized flow performance
- 8 PSI maximum closeoff pressure rating
- Manual opener allows flow without electrical power — ideal for system startup and troubleshooting
- 18″ electrical leads for flexible wiring to zone panels and controls
- Fluid temperature range: 40°F to 200°F — suitable for hot water heating and chilled water cooling systems
Construction & Materials
- Brass body for corrosion resistance and long service life
- Stainless steel stem for durability and reliable cycling performance
- Brass seat for tight shutoff and extended wear resistance
- EPDM seal material compatible with water-based hydronic fluids
Specifications
- SKU: V4043A1317
- Brand: Honeywell
- Voltage: 120VAC
- Connection Type: 1″ Sweat (Solder)
- Valve Action: Normally Closed, Spring Return to Close
- Flow Coefficient (Cv): 8
- Maximum Closeoff Pressure: 8 PSI
- Fluid Temperature Range: 40°F – 200°F
- Electrical Leads: 18″
- Body Material: Brass
- Stem Material: Stainless Steel
- Seat Material: Brass
- Seal Material: EPDM
Applications
- Residential and light commercial hydronic zone heating systems
- Chilled water zone cooling systems
- Multi-zone boiler systems with zone panels or switching relays
- Radiant floor heating distribution systems
The V4043A1317 is a trusted choice for HVAC professionals installing or servicing zoned hydronic systems. Its robust brass and stainless steel construction, combined with Honeywell’s proven valve technology, ensures years of dependable, low-maintenance operation.







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