Lennox 47W02 Transformer 321702-401 and newer blends like R513A

and newer blends like R513A

When replacing older pneumatic valve linkages

Space-Saving Logistics: The collapsible design allows for easy storage in service vans

Precise Fitting: The 7/8 inch inner diameter connections allow for standard brazing into existing suction lines with minimal pressure drop

Direct Retrofit: Engineered as a genuine Copeland replacement part

Lennox 47W02 Transformer 321702-401 and newer blends like R513AThe Lennox 47W02 is a heavy duty OEM replacement transformer designed for critical 480V to 24V step down applications in commercial and industrial HVAC equipment. This 75VA Class 2 transformer provides the stable low voltage power necessary to drive control boards, contactors, and high draw thermostats. Engineered to replace Lennox part 101908 01, it features a primary input of 480 VAC at 50 60 Hz and a secondary output of 24 VAC, ensuring consistent