Lennox 27J02 Flame Sensor the "/U" suffix simply denotes

the "/U" suffix simply denotes universal retail packaging

this kit includes a small cover plate (4 5/16" x 5 1/2") and a medium cover plate (5" x 6 7/8")

you must always match the original 120Op 100Cl specifications

Efficient Field Service: Double-break contacts provide superior arc suppression and extend the life of the DP contactor

Engineered for industrial environments with a maximum operating pressure of 300 psi

Lennox 27J02 Flame Sensor the "/U" suffix simply denotesThe Lennox 27J02 Flame Sensor is a critical OEM replacement part designed for precision flame monitoring in high efficiency Lennox gas furnaces, including the G26 series. This straight style furnace flame sensor features a 13 16 inch rod and a 20 1 2 inch lead with a female spade connector, ensuring seamless integration with the ignition control board. Since the 27J02 is identical to 27J0201, it serves as a direct drop in for units requiring 24 VAC