For industrial heating applications requiring precise fuel regulation, the Sterling 11J28R04979-001 Gas Valve Kit serves as a direct OEM replacement gas valve for heavy-duty unit heaters. This kit is specifically configured for liquid propane (LP) systems and features a 3/4" NPT inlet/outlet for high-volume flow capacity. Engineering for extreme environments, it maintains a critical operating temperature range of -40°F to 175°F, ensuring reliable gas valve manifold performance in unconditioned warehouses or outdoor-exposed mechanical rooms.

The Sterling LP gas valve kit is compatible with Sterling HVAC, Beacon Morris, and Mestek equipment, particularly models rated between 100-400 MBH. It utilizes advanced smart valve technology and integrates seamlessly with direct spark ignition (DSI) systems to provide consistent pilot-to-main burner transitions. When troubleshooting a furnace gas valve replacement, this kit provides the high-capacity throughput and thermal stability required for large-scale commercial unit heaters, where standard residential valves would fail to meet BTU demands.

• Universal Compatibility: Fits various Sterling Unit Heater models and those from Beacon Morris and Mestek.
• Broad Operating Range: Engineered to withstand extreme ambient temperatures from -40°F to 175°F.
• LP Configuration: Factory-ready for propane applications with a 3/4-inch NPT connection for consistent pressure regulation.
• Technician-Grade Reliability: High BTU capacity (100-400 MBH) designed for commercial and industrial heating demands.

Common Questions

Can this kit be used for Natural Gas applications?
This specific model (11J28R04979-001) is factory-configured for Liquid Propane (LP). For Natural Gas systems, a separate conversion or a different part number is required to ensure proper manifold pressure.

Is this compatible with direct spark ignition?
Yes, this valve is designed for use with direct spark ignition systems commonly found in commercial unit heaters.

When should I replace the gas valve manifold?
Replacement is typically necessary when there is a total failure to open, erratic pressure regulation, or when 24 VAC is confirmed at the terminals but no gas flow is detected at the burner.

Item is Non Cancelable / Non Returnable

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.