Carrier HT01AH851 Transformer 322057-301 this sequencer manages the staging

this sequencer manages the staging of resistive loads to prevent electrical demand surges that can trip circuit breakers or damage transformers

This specific part number is primary for the LGB series

Durable Construction: Heavy-duty steel housing protects internel bimetal components from mechanical stress in the plenum

preventing the common timing errors or overheating issues associated with generic universal boards

Carrier HT01AH851 Transformer 322057-301 this sequencer manages the stagingThe Carrier HT01AH851 is a high capacity 1000VA control power transformer engineered for demanding industrial and commercial HVACR applications. Designed for versatile power distribution, this unit features a dual voltage primary 240 480V side and a 120 240V secondary output, providing the necessary step down for control circuits, contactors, and high draw relays. As a genuine OEM HVAC replacement part, it ensures precise electrical characteristics