Product Overview:
The Fyizo FYZ-01-TG47 is an OEM-quality flame sensor designed as a direct replacement for the Lennox 20J90. It ensures reliable flame detection and safe furnace operation by monitoring burner ignition. Built for accuracy, durability, and easy installation, this replacement sensor is a trusted choice for maintaining proper system performance in Lennox heating equipment.

Key Features and Benefits:
This flame sensor is manufactured to the same specifications as the original Lennox 20J90 for an exact fit and reliable function. It provides precise flame monitoring to prevent ignition problems and maintain stable heating performance. Constructed with a stainless steel rod and ceramic insulator, it resists high temperatures and corrosion. Installation is quick and simple, requiring no wiring changes or adjustments. Each unit is tested to meet OEM standards for long-term dependability.

Specifications:
Brand: Fyizo
Part Number: FYZ-01-TG47
Replaces: Lennox 20J90
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-TG47 delivers the same performance, reliability, and safety as the original Lennox 20J90 flame sensor. It ensures consistent ignition control, reduces the risk of system shutdowns, and helps your furnace operate efficiently. Suitable for select Lennox, Armstrong, and Ducane furnace models, this part provides a cost-effective and dependable replacement solution.

Choosing Fyizo OEM replacement parts helps maintain your HVAC system’s safety and performance while extending equipment lifespan. Designed for precision and long-term durability, the FYZ-01-TG47 keeps your furnace running smoothly throughout the heating season.