Silicon Nitride Hot Surface Ignitor For 120V Furnaces Replacement LH33ZG001 20165703S 20165703 601TB 20165702 20165702S IGN02004 Compatible With Goodman Amana Janitrol

Silicon Nitride 120V Hot Surface Ignitor LH33ZG001 (Single)
✔️ 120V AC, 50/60Hz, 1.1-1.2A, 18-40Ω cold resistance

This silicon nitride hot surface ignitor is a direct replacement part for 120V gas furnaces. It ignites the gas burner reliably in residential heating systems and is compatible with many common furnace control setups.

✅ Compatible with LH33ZG001, LH33ZG002, 20165703S, 20165702S, IGN02004, 601TB
✅ 120V AC operation, 50/60Hz, 1.1-1.2A current and 18-40Ω cold resistance
✅ Hot-side ignition temp: >= 1180°C at 120V in 17 seconds
✅ Lift cycle: 5s open, 15s burn, rated for 5000+ ignitions (about 20 years)

💡 What is a silicon nitride hot surface ignitor used for in gas furnaces and why choose it?

There you go

This handy ignition component starts the burner by heating a silicon nitride element to ignite the gas.

• High-temperature heat element designed for rapid ignition and long service life.
• Compatible with 120V ignition circuits and a wide range of common furnace models.
• Electrical specs align with 120V AC operation; cold resistance 18-40Ω.
• Proven replacement for older igniters across multiple part numbers including LH33ZG001, 20165703S, 20165702S, IGN02004.