Weil McLain 511-044-381 Gas Valve
The Weil McLain 511-044-381 Gas Valve is an OEM-grade intermittent pilot gas control designed for precise fuel regulation in high-efficiency residential boilers. This 24-volt combination gas valve features a 1/2" x 1/2" NPT configuration and is built to withstand the rigorous duty cycles of Weil McLain CGi, CGa, and EG series boilers. As a veteran-preferred boiler gas valve replacement, it incorporates a dual automatic seat design for redundant safety, ensuring prompt shutoff when the thermostat is satisfied or if the pilot flame signal is lost. Internally, the slow-opening solenoid operators provide a controlled ignition ramp-up, reducing mechanical stress on the burner assembly and minimizing ignition noise. This component comes factory-set for natural gas at 3.5" W.C. but is compatible with field-conversion kits for liquid propane applications. Field technicians should verify the Honeywell VR8204H1006 cross-reference to confirm exact fitment for specific CG-25 through CG-6 models, ensuring the integrated spark ignition logic aligns with the existing control module for seamless 24V system communication.
Key Benefits for Field Technicians- Broad Compatibility: Engineered as a direct drop-in for Weil McLain CG, CGa, CGi, CGT, and EG boiler series.
- Redundant Safety: Dual automatic valves provide a fail-safe closure to prevent gas leakage during standby or power loss.
- Optimized Ignition: The slow-opening feature prevents "hard starts" by allowing for a stabilized gas flow before full main burner ignition.
- NPT Standardized Ports: Standard 1/2 inch inlet and outlet threading simplifies manifold piping without requiring complex adapters.
- Compact Footprint: Designed specifically for the narrow vestibules found in residential cast iron boiler cabinets.
Is the 511-044-381 compatible with LP gas?
Yes, while factory-preset for natural gas, this valve can be converted for Propane (LP) service using the appropriate manufacturer-approved conversion kit.
What does 'Slow-Opening' mean for the system?
A slow-opening valve takes several seconds to reach full pressure, which prevents gas surges that could cause pilot blowout or unnecessary stress on the heat exchanger.
Can I use this to replace a standing pilot valve?
No, this is an intermittent pilot (IP) controller meant for electronic ignition systems. It does not have the manual pilot lighting capabilities required for older standing pilot appliances.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Weil McLain 511-044-381 Gas Valve
The Weil McLain 511-044-381 Gas Valve is an OEM-grade intermittent pilot gas control designed for precise fuel regulation in high-efficiency residential boilers. This 24-volt combination gas valve features a 1/2" x 1/2" NPT configuration and is built to withstand the rigorous duty cycles of Weil McLain CGi, CGa, and EG series boilers. As a veteran-preferred boiler gas valve replacement, it incorporates a dual automatic seat design for redundant safety, ensuring prompt shutoff when the thermostat is satisfied or if the pilot flame signal is lost. Internally, the slow-opening solenoid operators provide a controlled ignition ramp-up, reducing mechanical stress on the burner assembly and minimizing ignition noise. This component comes factory-set for natural gas at 3.5" W.C. but is compatible with field-conversion kits for liquid propane applications. Field technicians should verify the Honeywell VR8204H1006 cross-reference to confirm exact fitment for specific CG-25 through CG-6 models, ensuring the integrated spark ignition logic aligns with the existing control module for seamless 24V system communication.
Key Benefits for Field Technicians- Broad Compatibility: Engineered as a direct drop-in for Weil McLain CG, CGa, CGi, CGT, and EG boiler series.
- Redundant Safety: Dual automatic valves provide a fail-safe closure to prevent gas leakage during standby or power loss.
- Optimized Ignition: The slow-opening feature prevents "hard starts" by allowing for a stabilized gas flow before full main burner ignition.
- NPT Standardized Ports: Standard 1/2 inch inlet and outlet threading simplifies manifold piping without requiring complex adapters.
- Compact Footprint: Designed specifically for the narrow vestibules found in residential cast iron boiler cabinets.
Is the 511-044-381 compatible with LP gas?
Yes, while factory-preset for natural gas, this valve can be converted for Propane (LP) service using the appropriate manufacturer-approved conversion kit.
What does 'Slow-Opening' mean for the system?
A slow-opening valve takes several seconds to reach full pressure, which prevents gas surges that could cause pilot blowout or unnecessary stress on the heat exchanger.
Can I use this to replace a standing pilot valve?
No, this is an intermittent pilot (IP) controller meant for electronic ignition systems. It does not have the manual pilot lighting capabilities required for older standing pilot appliances.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The Weil McLain 511-044-381 Gas Valve is an OEM-grade intermittent pilot gas control designed for precise fuel regulation in high-efficiency residential boilers. This 24-volt combination gas valve features a 1/2" x 1/2" NPT configuration and is built to withstand the rigorous duty cycles of Weil McLain CGi, CGa, and EG series boilers. As a veteran-preferred boiler gas valve replacement, it incorporates a dual automatic seat design for redundant safety, ensuring prompt shutoff when the thermostat is satisfied or if the pilot flame signal is lost. Internally, the slow-opening solenoid operators provide a controlled ignition ramp-up, reducing mechanical stress on the burner assembly and minimizing ignition noise. This component comes factory-set for natural gas at 3.5" W.C. but is compatible with field-conversion kits for liquid propane applications. Field technicians should verify the Honeywell VR8204H1006 cross-reference to confirm exact fitment for specific CG-25 through CG-6 models, ensuring the integrated spark ignition logic aligns with the existing control module for seamless 24V system communication.
Key Benefits for Field Technicians- Broad Compatibility: Engineered as a direct drop-in for Weil McLain CG, CGa, CGi, CGT, and EG boiler series.
- Redundant Safety: Dual automatic valves provide a fail-safe closure to prevent gas leakage during standby or power loss.
- Optimized Ignition: The slow-opening feature prevents "hard starts" by allowing for a stabilized gas flow before full main burner ignition.
- NPT Standardized Ports: Standard 1/2 inch inlet and outlet threading simplifies manifold piping without requiring complex adapters.
- Compact Footprint: Designed specifically for the narrow vestibules found in residential cast iron boiler cabinets.
Is the 511-044-381 compatible with LP gas?
Yes, while factory-preset for natural gas, this valve can be converted for Propane (LP) service using the appropriate manufacturer-approved conversion kit.
What does 'Slow-Opening' mean for the system?
A slow-opening valve takes several seconds to reach full pressure, which prevents gas surges that could cause pilot blowout or unnecessary stress on the heat exchanger.
Can I use this to replace a standing pilot valve?
No, this is an intermittent pilot (IP) controller meant for electronic ignition systems. It does not have the manual pilot lighting capabilities required for older standing pilot appliances.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
