Lennox 51M93 Ignitor 30067439-890 making it a drop-in replacement

making it a drop-in replacement for the 201L40-100

Its standard footprint ensures seamless integration into existing DIN rail mount sockets

Reliable Flame Sensing: Optimized for accurate flame Ionization

the guard can be slid over the existing thermostat and secured to the wall

Lennox 51M93 Ignitor 30067439-890 making it a drop-in replacementThe Lennox 51M93 Ignitor (also identified as Lennox 51M9301) is a high performance hot surface ignitor engineered for precise ignition in HM61 series water heaters and select Lennox gas furnaces. Manufactured with durable silicon carbide (equivalent to Norton 201Q), this component is built to withstand high thermal stress and repeated cycling without the premature oxidation common in lower grade aftermarket alternatives. As an OEM replacement part, it