Honeywell V8043E1012 3/4"" Hydronic Zone Valve - V8043E1012
Honeywell V8043E1012 3/4"" Hydronic Zone Valve - V8043E1012
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| Technical Metric | Operational Threshold Data |
|---|---|
| Manufacturer Part Number | V8043E1012 |
| Connection Interface | 3/4" Female NPT (Threaded Brass Inlet/Outlet) |
| Electrical Requirements | 24 VAC (60 Hz, 0.32 Amp Current Draw) |
| Power Consumption (Active) | 7.7 VA Max Load Requirement |
| Internal Auxiliary End Switch | Single Pole Single Throw (SPST - 24V @ 4.4A Rating) |
| Maximum Fluid Close-Off | 20 PSI (138 kPa Max Differential) |
| Maximum Working Temperature | 200°F (93°C) Standard Fluid Limits |
| Flow Volume Metric | 3.5 Cv Capacity Rating |
Couldn't load pickup availability
The Honeywell Home V8043E1012 Motorized Zone Valve is the time-tested trade standard for localized flow regulation in multi-zone hydronic heating systems. Fabricated with a heavy brass body featuring 3/4" female Sweat threaded connections, this low-voltage 2-way valve controls water loop distribution safely across individual baseboard headers, radiant loops, or terminal fan coils. Driven by a dependable 24V synchronous motor paired with a spring-return mechanism, the valve fails safely to a completely closed position during any localized power interruption.
Key Mechanical & Installation Benefits:
- Integrated Auxiliary End Switch: Outfitted with a built-in micro-switch that registers complete physical port opening. This dry contact instantly closes to complete the low-voltage circuit to start the system circulator pump or fire the boiler control panel.
- Manual Opening Lever Override: Engineered with an accessible external manual slot that allows service technicians to latch the internal valve open during initial system fluid filling, system purging, or electrical troubleshooting.
- High Static Working Pressure Limit: Built to function perfectly under tough hydronic loop dynamics, boasting a maximum static structural system capacity of up to 125 PSI.
Hydronic System Limitations: Intended solely for closed-loop hydronic heating applications or non-potable closed cooling systems. It is not rated for open-loop domestic hot water configurations due to oxygen corrosion factors.
