International Comfort Products 1175187 2-Stage DSI Gas Valve 36H54-470

The International Comfort Products 1175187 is a 2-stage Direct Spark Ignition (DSI) gas valve designed for use in gas-fired furnaces and HVAC systems. This White Rodgers model 36H54-470 valve provides precise control of gas flow to the burner assembly, enabling efficient two-stage heating operation for improved comfort and energy savings.

Key Features:

• Two-stage fast opening gas valve for optimized heating performance
• Compatible with both Direct Spark Ignition (DSI) and Hot Surface Ignition (HSI) systems
• 24 VAC low voltage control operation
• 3/4-inch inlet and outlet connections with included 1/2-inch reducer bushings
• Configured for natural gas with LP conversion kit included
• Integrated pressure regulator maintains constant outlet pressure for proper combustion
• Manual shutoff switch for safety and service
• Maximum inlet pressure rating of 14 inches W.C. (1/2 PSI)

This OEM replacement valve ensures reliable, safe gas control in residential and light commercial furnace applications. The two-stage design allows the furnace to operate at a lower capacity for mild heating demands and full capacity during peak loads, improving efficiency and temperature control.