Carrier HT01BB249 Transformer and 3-inch NPT valve configurations

and 3-inch NPT valve configurations

protecting critical furnace components

63" WC to ensure accurate sensing of the inducer fan’s draft pressure for safe burner operation

updated replacement for the older S1-024-35779-000 model

Carrier HT01BB249 Transformer and 3-inch NPT valve configurationsThe Carrier HT01BB249 Transformer is a critical HVAC low voltage power supply component designed for 24V control circuits. As a veteran technician knows, maintaining a stable 24VAC secondary voltage is essential for the reliable operation of contactors, gas valves, and integrated logic boards. This OEM Carrier replacement transformer provides a secondary step down from a 208 230V primary input, delivering 40VA of power to handle the inductive loads of