Lennox 98P78 Hot Surface Ignitor Els PW 17895 Multi-Refrigerant Compatibility: Rated for 3

Multi-Refrigerant Compatibility: Rated for 3 tons with R-22 and 2 tons with R-404A

This sensor is a genuine Lennox HVAC part but is also used in equipment from Allied

000-cycle life at rated current

critical for maintaining system pressure

Providing a robust 50VA power rating

Lennox 98P78 Hot Surface Ignitor Els PW 17895 Multi-Refrigerant Compatibility: Rated for 3The Lennox 98P78 Hot Surface Ignitor is a critical OEM replacement component designed to ensure consistent glow ignition in residential gas furnaces. Also identified by the part number 98P7801, this 120V silicon carbide igniter is engineered for high temperature durability and rapid thermal response. As a ceramic block style Type B ignitor, it serves as a direct drop in for various Lennox HVAC systems, as well as specific compatible units from Rheem