Lennox 27F74 Flame Rod Lead allowing you to set both

allowing you to set both a high and a low temperature limit for a single device

Current-Limiting Performance: Reduces magnetic and thermal stress on electrical components during short-circuit events for superior branch circuit protection

such as a clogged MERV-rated air filter

Rugged Construction: Built with high-temperature thermoset plastic to withstand the demanding conditions of the inducer assembly

Lennox 27F74 Flame Rod Lead allowing you to set bothThe Lennox 27F74 Flame Rod Lead is a critical replacement component for maintaining reliable flame rectification in Lennox furnace ignition systems. This high temperature insulated wire, finished in white, provides the electrical path between the ignitor flame sensor assembly and the integrated furnace control board. Designed for precision, the 27F74 is technically identical to the Lennox 27F7401, ensuring 100% compatibility across residential and