White-Rodgers 90-T40F3 Transformer heat cycles and chemical exposure

heat cycles and chemical exposure degrade the original seal

providing the necessary phase shift for both the compressor (35 microfarad) and the condenser fan motor (5 microfarad)

While technically possible if specifications match

heat-resistant materials

using it on low-voltage circuits will result in no illumination

White-Rodgers 90-T40F3 Transformer heat cycles and chemical exposureThe White Rodgers 90 T40F3 is a 40VA Class 2 transformer engineered for reliable step down power conversion in demanding industrial and HVACR environments. Designed with a tri voltage primary configuration (120 208 240 VAC), this foot mount control transformer provides a consistent 24V secondary output, making it an essential component for powering 24V control circuits, contactors, and thermostats. The 90 T40F3 features color coded primary leads for