The NEW Honeywell L4064B2236 Combination Fan & Limit Control is an 8" insertion designed for central furnace systems. Made from a combination of aluminum, galvanized steel, and steel, this control is compatible with models like the cemco ctc105af and white rodgers 5d51 35. With a voltage of 120V and a power source of gas, this control is suitable for HVAC systems in the United States and comes with a 1-phase power phase. Ideal for regulating the fan and limit functions, this Honeywell control is an essential component for maintaining optimal system performance.