The Field Controls 46579100 is the current replacement part number for the older 46390008

and HE225 series units

This part is specifically engineered for the 100271886 catalog number

ensuring seamless integration with standard low-voltage control circuits

It features a non-volatile memory that preserves all configuration settings during power outages without the need for batteries

National Comfort Products 14208330 Heat Exchanger Assembly THPU32HP7Y The Field Controls 46579100 isThe National Comfort Products 14208330 Heat Exchanger Assembly is a 3 cell, 51,000 BTU (51 MBH) OEM replacement component engineered for high efficiency thermal transfer in vertical packaged unit systems. Built with heavy duty aluminized steel for superior corrosion resistance and long term durability, this direct replacement heat exchanger ensures precise fitment in National Comfort Products Comfort Pack (CPG) gas heating sections. As a veteran