Resideo AT140B1297/B Transformer 340155-7026 though specifications should be verified

though specifications should be verified against the unit's data plate

meaning the switch will not automatically close once the temperature drops

making it suitable for small fan motors and actuators

Built with a field-replaceable power element and a permanent 12-mesh inlet strainer

Drop-in Compatibility: Standard 48-frame geometry and CCWLE rotation integrate directly with Source 1 and York equipment specifications

Resideo AT140B1297/B Transformer 340155-7026 though specifications should be verifiedProfessional grade power management is critical for modern control circuits, and the Resideo AT140B1297 B Transformer delivers the stability needed for field reliability. This 40VA foot mount transformer is engineered to convert a 120V primary voltage down to a 24V secondary output, making it a standard replacement for residential and light commercial HVAC applications. Built as a Class 2 transformer, it provides the necessary safety isolation for