What is the rotation direction of the Fasco UB564

ensuring stable performance across thousands of ignition cycles

supporting dynamic load ratings up to 28

What is the resistance curve for this sensor

Lennox 36N77 Hot Surface Ignitor What is the rotation directionThe Lennox 36N77 Hot Surface Ignitor is a critical OEM replacement part designed for high performance gas fired combustion systems. Also identified by the identical part number 36N7701, this nitride ignitor is engineered to withstand extreme thermal cycling within residential furnaces and boilers. As a direct fit HSI, it ensures precise gas ignition by delivering a robust heat source that interfaces seamlessly with the furnace's integrated control