Lennox 98P78 Hot Surface Ignitor Els PW 17895 This part serves as the

This part serves as the direct replacement for S1-024-35800-000

Professional-grade Intermatic K4221C Control units are the industry standard for reliable dusk-to-dawn lighting control

Providing a robust 50VA power rating

critical for maintaining system pressure

000-cycle life at rated current

Lennox 98P78 Hot Surface Ignitor Els PW 17895 This part serves as theThe 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