Lochinvar & A.O. Smith 100109872 Ignition Control THPU32HP7Y Prioritizing HVAC part compatibility with

Prioritizing HVAC part compatibility with this factory-authorized assembly ensures optimal pressure switch performance and prevents safety circuit trips during high-demand heating cycles

The heavy-duty Ranco C12-9024 SPDT switch supports electrical ratings of 120/227 VAC and 20A full load

For streamlined field integration

Common failure modes include a "chattering" sound indicating coil weakness

Series 100

Lochinvar & A.O. Smith 100109872 Ignition Control THPU32HP7Y Prioritizing HVAC part compatibility withThe Lochinvar & A. O. Smith 100109872 Ignition Control is a critical integrated controller designed for precise sequence management in high efficiency water heaters and boilers. This authentic OEM component is a direct replacement for legacy part numbers 9004470205 and 190714 000, ensuring full compatibility with existing hot surface ignition (HSI) systems. This module manages the combustion process by supervising the inducer motor, gas valve, and