82.00 Dollar US $ · Armstrong Furnace R40663-002 Ignitor & Flame Sensor Q3300

Published date: April 14, 2026 2:04 pm

Location: 700 Nicholas BLVD Suite 105 Elk Grove Village IL 60007, chicago, IL, United States

The Armstrong Furnace R40663-002 Ignitor and Flame Sensor Q3300 is a critical component designed for use in gas furnaces within residential HVAC systems. It functions by initiating burner ignition and verifying flame presence to ensure safe and efficient operation. The ignitor heats to light, while the flame sensor monitors combustion and shuts off gas flow if no flame is detected. This component enhances system reliability, improves safety, and supports consistent heating performance, making it essential for maintaining optimal furnace efficiency and longevity.

For an efficient and reliable HVAC system, the Armstrong Furnace Ignitor & Flame Sensor is a great choice for optimal system performance.

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