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Ships within 48 hours · Estimated delivery Sep 14 - Sep 19
Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
including system evacuation
The 42Y NEMA frame design features an Open Air Over (OAO) enclosure
Key Benefits for HVAC Contractors Direct Compatibility: Seamlessly replaces legacy part numbers CTR1143
efficient performance
Common Customer Questions:
Carrier HT680056 Transformer 321142-301 including system evacuationWhen you're out in the field and find a secondary side with no voltage, the Carrier HT680056 Transformer is the reliable OEM replacement part you need to restore the 24V control circuit. Built specifically for Carrier, Bryant, and Payne equipment, this 40VA HVAC transformer handles the step down from a 120V primary to a steady 24VAC secondary output. It is a critical component for powering furnace control boards, ignition modules, and 24V thermostats.