Replacement Part Number: 20165703S Compatible with the following part numbers: 20165703S, 20165703, 20165703, 0230K00001, 601TB1142, IGN02004, B1401015S, B1401018S, AP4514330, 0130F00008S, L41802, 20165702, 20165702S, 594468, AP4420263, 201657035, 41602, 767A378. This Furnace Hot Surface Ignitor offers a reliable replacement for worn or faulty igniters, ensuring efficient furnace operation. Key Features and Benefits: Direct replacement for multiple OEM part numbers, eliminating compatibility concerns. Precision manufactured using the latest production technology to reduce production time and increase yield rate, resulting in consistent performance. Designed to deliver rapid ignition and dependable heat output, helping restore your furnace to operation. Built for durability to withstand temperatures and continuous use. Compatibility: Fits the following furnace models: GDT0453, GDT0453A, GDT0703, GDT0703A, GDT0904, GDT0904A, GDT1155, GDT1155A, GMN0603, GMN0804, GMN1004, GMN1205, GMNT0403, GMNT0603, GMNT0804, GMNT1004, GMNT1205. Function: The 20165703S hot surface ignitor initiates the furnace heating cycle by rapidly reaching temperatures to ignite the burner. The advanced manufacturing process ensures consistent heating performance and a longer service life, reducing downtime and maintenance costs. Practical Use Scenarios: 1. Ideal for homeowners performing furnace maintenance during colder months to ensure reliable heat without unexpected failures. 2. Suitable for professional HVAC technicians needing a dependable replacement ignitor for compatible Goodman furnace models. 3. for facility managers maintaining residential or light commercial heating systems to keep indoor environments comfortable and energyefficient. Important Note: Please review product images, part numbers, and model compatibility before to ensure an exact match for your furnace.