Description
Weil McLain 511-044-505 Natural Gas Valve Overview
The Weil McLain 511-044-505 is an OEM-grade replacement gas valve engineered for reliable fuel control in Weil McLain boiler systems. Designed to deliver precise gas regulation at 3.5″ water column (WC) inlet pressure, this valve ensures consistent combustion performance and safe operation across residential and light commercial hydronic heating applications.
Key Features
- Control voltage: 24V for compatibility with standard boiler control circuits
- Inlet pressure rating: 3.5″ WC, optimized for natural gas supply systems
- Fuel type: Natural gas
- Inlet connection: 3/4″ for straightforward integration with existing gas piping
- Outlet connection: 1″ to match Weil McLain boiler burner assemblies
- OEM replacement part designed specifically for Weil McLain boiler applications
- Engineered for dependable, long-service-life performance in hydronic heating systems
Application
This gas valve is a direct replacement component for compatible Weil McLain boilers. Its 24V actuation voltage integrates seamlessly with standard boiler control boards and thermostats, while the 3/4″ x 1″ connection configuration simplifies installation and reduces labor time. Whether you are performing routine maintenance or an emergency repair, the 511-044-505 delivers the precise gas flow control your system demands.
Specifications
- SKU: 511-044-505
- Brand: Weil McLain
- Control Voltage: 24V
- Inlet Pressure: 3.5″ WC
- Fuel Type: Natural Gas
- Inlet Connection Size: 3/4″
- Outlet Connection Size: 1″







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