the "New Style" does not require an atmospheric vent connection

vibration-resistant termination for 18-14 AWG conductors

providing flexibility for various commercial applications

meaning it will re-close the circuit once the system pressure drops back down to 450 PSI

Lennox 84W85 Module Only 326058-756 the "New Style" does notThe Lennox 84W85 is a genuine OEM replacement 3. 0 ECM motor control module designed specifically for 1 2 HP variable speed blower motors. This GE Genteq 3. 0 series module provides the precise pulse width modulation required to maintain constant airflow across varying static pressures, ensuring the blower motor 1 2 hp operates at peak efficiency. When a furnace or air handler fails to ramp up or exhibits erratic blower cycling, replacing the module