Lennox 79J21 LENNOX IGNITOR LENNOX IGNITOR

LENNOX IGNITOR

Start your system automatically with the easy-to-install LENNOX IGNITOR. The patented microprocessor control technology ensures that ignition occurs only when the flame sensors detect normal levels of gas and air.

Replacing your furnace's ignition transformer can be the best and easiest solution if your furnace lacks spark. The 79J21 LENNOX IGNITOR is designed specifically for certain Lennox furnaces, and comes with a lifetime warranty from the manufacturer.

Lennox 79J21 Ignitor is easy to replace and operate. Lennox 79J21 Ignitor is a genuine OEM part.

Our Lennox 79J21 Ignitor is an original equipment manufacturer (OEM) part that works together with a variety of Lennox heating and cooling systems.

The Lennox 79J21 spark ignitor is designed to be used with the Lennox 44AF series gas furnaces. ICP no. 79J21

Whether you need to install a new heating system or replace an old one, the 79J21 ignitor from Lennox is your one-stop solution. This gas valve for outdoor furnaces uses the least amount of power required to light up your safety pilot, so that you can heat your home safely and efficiently without wasting energy.

Lennox's Smart Ignition System (SIS) automatically recognizes the make and model of your furnace and, in most cases, enables you to install from six to twenty percent fewer parts without sacrificing performance.