The NEMA 4 rating indicates the coil is protected against windblown dust

the MIL72ASWUZH-120 is a synchronous drive model that relies on the line frequency for timing accuracy and does not include a quartz battery backup

As a specialized gas furnace replacement part

This OEM York replacement part is factory-calibrated to a set point of -1

you must use the VS series valve bodies and high-temperature actuators

Lennox 13H37 Motor THPU32HP7Y The NEMA 4 rating indicatesThe Lennox 13H37 blower motor is a genuine OEM 1 3 HP replacement motor designed for high performance air handling in specific Lennox residential and commercial units. Engineering for 208 230V single phase operation at 1075 RPM, this 4 speed induction motor provides the torque necessary to maintain static pressure across various duct configurations. As a 48Y frame motor with a 1 2 inch x 3 inch shaft, it ensures a precise fit for older high efficiency