Lennox 90H83 Flame Sensor provided the original specifications match

provided the original specifications match

Constructed from high-grade metals for superior corrosion resistance

This specific model is functionally identical to the 26025B/U

the direct-mount 1/4 inch flare fitting is designed to support the weight of the control when attached directly to the service port or pressure tap

Key Benefits OEM Direct Fit: Eliminates mounting modifications and ensures correct spark gap for reliable burner combustion

Lennox 90H83 Flame Sensor provided the original specifications matchWhen you're dealing with a furnace that keeps cycling off after just a few seconds of ignition, the Lennox 90H83 Flame Sensor is often the culprit. This genuine HVAC OEM part is critical for the flame rectification process, converting the heat of the burner into a microamp signal that tells the ignition control board its safe to keep the gas valve open. Designed as a direct Lennox furnace replacement, the 90H83 features a 2. 5 inch element length with