Product Overview:
The Fyizo FYZ-01-QP92 is an original OEM-quality flame sensor designed as a direct replacement for the Lennox 18G89. It provides accurate flame detection and dependable ignition control to keep your furnace operating safely and efficiently. Ideal for both HVAC professionals and homeowners, this sensor offers a simple installation process and reliable long-term performance.

Key Features and Benefits:
This flame sensor matches the original Lennox 18G89 specifications for perfect fit and function. It ensures consistent flame monitoring to prevent ignition problems and system shutdowns. Built from stainless steel with a ceramic insulator, it resists corrosion and high heat for extended service life. Installation is quick—simply remove the old sensor and plug in the new one. Each unit is tested to meet OEM standards for quality and performance.

Specifications:
Brand: Fyizo
Part Number: FYZ-01-QP92
Replaces: Lennox 18G89
Type: Flame Sensor Assembly
Material: Stainless steel rod with ceramic base
Application: Gas furnaces and HVAC ignition systems

Weight and Dimensions:
Weight: 0.08 lb
Length: 3.75 in
Width: 0.5 in
Height: 0.5 in

Additional Information:
The Fyizo FYZ-01-QP92 provides the same reliability and accuracy as the original Lennox 18G89 flame sensor. It supports stable ignition, efficient heating, and safe system operation in residential and commercial furnaces. Compatible with many Lennox, Armstrong, and Ducane models, it is built to perform consistently through the heating season.

Choosing Fyizo OEM replacement parts helps maintain furnace efficiency, reduce service interruptions, and extend system life. The FYZ-01-QP92 combines precise engineering with durable materials to deliver dependable performance year after year.