Armstrong Air 70W16 Hot Surface Igniter – OEM Furnace Ignitor Replacement
The Armstrong Air 70W16 Hot Surface Igniter is a genuine OEM replacement part designed to ignite gas in your furnace with precision and reliability. This silicon carbide ignitor delivers high-intensity heat to ignite the burner gas directly, eliminating the need for a pilot flame and supporting efficient, modern furnace operation.
If your system isn’t starting or you're getting ignition lockout errors, the 70W16 ignitor may be the solution. Designed to match original performance specifications, it fits seamlessly into compatible Armstrong Air gas furnaces and installs easily with factory-style connections.
Key Features:
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OEM hot surface ignitor for Armstrong Air furnaces
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Provides direct ignition of burner gas
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Reliable silicon carbide construction
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Designed for quick heating and long-term performance
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Factory-calibrated for compatible systems
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Easy to replace with plug-style connector
Alternate / Replacement Part Numbers:
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LB-112237B
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100536-03
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LXT-03
Ensure fast, reliable ignition in your gas furnace with the Armstrong Air 70W16 hot surface igniter—a trusted OEM solution for dependable heating performance.
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