Lennox 20J90 Ignitor This 1/4" orifice is critical

This 1/4" orifice is critical for technicians managing natural gas pressure regulation in residential

This genuine Reznor 43446 plate provides the necessary structural backing and sealing surface to prevent bypass airflow and maintain static pressure within the cabinet

the jumper is typically omitted to align with 18 to 32 VDC requirements

For technicians performing routine maintenance or troubleshooting commercial coffee brewer water flow issues

Broad Compatibility: Serves as a direct-fit replacement for part numbers 624830

Lennox 20J90 Ignitor This 1/4" orifice is criticalAs a seasoned technician, you know that a reliable ignition sequence is the backbone of any call back free furnace repair. The Lennox 20J90 Electrode Spark Ignitor is a genuine OEM replacement designed specifically for high performance Lennox unit heaters and furnaces. This L style spark electrode features a precision engineered 2. 61 inch electrode length and a total ignitor length of 2 7 8 inches, ensuring the arc reaches the gas stream at the exact